{"id":92754,"date":"2026-08-11T07:33:14","date_gmt":"2026-08-10T23:33:14","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/92754.html"},"modified":"2026-08-11T07:33:14","modified_gmt":"2026-08-10T23:33:14","slug":"python-%e8%bf%9b%e7%a8%8b%e9%97%b4%e9%80%9a%e4%bf%a1%e5%85%a8%e8%a7%a3%e6%9e%90%ef%bc%9aqueue%e3%80%81pipe%e3%80%81%e5%85%b1%e4%ba%ab%e5%86%85%e5%ad%98%e5%88%b0-socket%ef%bc%8cipc-%e9%80%89%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/92754.html","title":{"rendered":"Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\u5168\u89e3\u6790\uff1aQueue\u3001Pipe\u3001\u5171\u4eab\u5185\u5b58\u5230 Socket\uff0cIPC \u9009\u578b\u4e0e\u5b9e\u6218\u6307\u5357"},"content":{"rendered":"<h2>Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\u5168\u89e3\u6790&#xff1a;Queue\u3001Pipe\u3001\u5171\u4eab\u5185\u5b58\u5230 Socket&#xff0c;IPC \u9009\u578b\u4e0e\u5b9e\u6218\u6307\u5357<\/h2>\n<p>\u5728 Python \u7f16\u7a0b\u4e2d&#xff0c;\u5f53\u7a0b\u5e8f\u4ece\u4e00\u4e2a\u7b80\u5355\u811a\u672c\u9010\u6e10\u6210\u957f\u4e3a\u6570\u636e\u5904\u7406\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u5e73\u53f0\u3001Web \u540e\u7aef\u3001AI \u63a8\u7406\u670d\u52a1\u6216\u8005\u9ad8\u6027\u80fd\u8ba1\u7b97\u7a0b\u5e8f\u65f6&#xff0c;\u6211\u4eec\u5f88\u5feb\u4f1a\u78b0\u5230\u4e00\u4e2a\u7ed5\u4e0d\u5f00\u7684\u95ee\u9898&#xff1a;<\/p>\n<p>\u591a\u4e2a\u8fdb\u7a0b\u4e4b\u95f4&#xff0c;\u600e\u6837\u4ea4\u6362\u6570\u636e&#xff1f;<\/p>\n<p>\u4f8b\u5982&#xff0c;\u4e00\u4e2a\u8fdb\u7a0b\u8d1f\u8d23\u8bfb\u53d6\u6587\u4ef6&#xff0c;\u4e00\u4e2a\u8fdb\u7a0b\u8d1f\u8d23\u56fe\u50cf\u8ba1\u7b97&#xff0c;\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u8d1f\u8d23\u628a\u7ed3\u679c\u5199\u5165\u6570\u636e\u5e93&#xff1a;<\/p>\n<p>\u6587\u4ef6\u8bfb\u53d6\u8fdb\u7a0b<br \/>\n      \u2502<br \/>\n      \u25bc<br \/>\n\u56fe\u50cf\u5904\u7406\u8fdb\u7a0b<br \/>\n      \u2502<br \/>\n      \u25bc<br \/>\n\u7ed3\u679c\u5b58\u50a8\u8fdb\u7a0b<\/p>\n<p>\u5b83\u4eec\u5fc5\u987b\u201c\u8bf4\u8bdd\u201d\u3002<\/p>\n<p>\u8fd9\u5c31\u662f&#xff1a;<\/p>\n<p>IPC<br \/>\nInter-Process Communication<br \/>\n\u8fdb\u7a0b\u95f4\u901a\u4fe1<\/p>\n<p>Python \u4e3a\u6b64\u51c6\u5907\u4e86\u975e\u5e38\u4e30\u5bcc\u7684\u5de5\u5177&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>Queue<br \/>\nmultiprocessing<span class=\"token punctuation\">.<\/span>Pipe<br \/>\nmultiprocessing<span class=\"token punctuation\">.<\/span>Value<br \/>\nmultiprocessing<span class=\"token punctuation\">.<\/span>Array<br \/>\nmultiprocessing<span class=\"token punctuation\">.<\/span>Manager<br \/>\nmultiprocessing<span class=\"token punctuation\">.<\/span>shared_memory<br \/>\nmmap<br \/>\nsocket<\/p>\n<p>\u9664\u6b64\u4e4b\u5916&#xff0c;\u8fd8\u6709&#xff1a;<\/p>\n<p>Lock<br \/>\nEvent<br \/>\nSemaphore<br \/>\nCondition<\/p>\n<p>\u7528\u4e8e\u89e3\u51b3\u591a\u4e2a\u8fdb\u7a0b\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\u65f6\u7684\u540c\u6b65\u95ee\u9898\u3002<\/p>\n<p>\u8fd9\u4e9b API \u5355\u72ec\u770b\u90fd\u4e0d\u96be&#xff0c;\u771f\u6b63\u56f0\u96be\u7684\u662f&#xff1a;<\/p>\n<p>\u4ec0\u4e48\u65f6\u5019\u7528 Queue&#xff1f;\u4ec0\u4e48\u65f6\u5019\u7528 Pipe&#xff1f;\u4e3a\u4ec0\u4e48\u5171\u4eab\u5185\u5b58\u901a\u5e38\u66f4\u5feb&#xff1f;Manager \u4e3a\u4ec0\u4e48\u65b9\u4fbf\u5374\u4e0d\u80fd\u6ee5\u7528&#xff1f;\u5927\u6570\u636e\u7a76\u7adf\u5e94\u8be5\u4f20\u8fc7\u53bb&#xff0c;\u8fd8\u662f\u8ba9\u8fdb\u7a0b\u5171\u540c\u8bbf\u95ee&#xff1f;<\/p>\n<p>\u8fd9\u7bc7 Python \u6559\u7a0b\u5c31\u4ece\u5de5\u7a0b\u5b9e\u8df5\u51fa\u53d1&#xff0c;\u628a Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\u771f\u6b63\u8bb2\u900f\u3002<\/p>\n<hr \/>\n<h2>\u4e00\u3001\u4e3a\u4ec0\u4e48\u8fdb\u7a0b\u4e4b\u95f4\u9700\u8981\u4e13\u95e8\u901a\u4fe1&#xff1f;<\/h2>\n<p>\u9996\u5148\u8981\u7406\u89e3\u8fdb\u7a0b\u548c\u7ebf\u7a0b\u7684\u4e00\u4e2a\u6839\u672c\u533a\u522b\u3002<\/p>\n<p>\u7ebf\u7a0b\u901a\u5e38\u8fd0\u884c\u5728\u540c\u4e00\u4e2a\u8fdb\u7a0b\u4e2d&#xff0c;\u53ef\u4ee5\u8bbf\u95ee\u540c\u4e00\u4e2a\u5730\u5740\u7a7a\u95f4&#xff1a;<\/p>\n<p>Process<br \/>\n\u251c\u2500\u2500 Thread A<br \/>\n\u251c\u2500\u2500 Thread B<br \/>\n\u2514\u2500\u2500 Thread C<br \/>\n      \u2502<br \/>\n      \u2514\u2500\u2500 \u5171\u4eab\u5185\u5b58\u7a7a\u95f4<\/p>\n<p>\u800c\u666e\u901a\u8fdb\u7a0b\u5219\u62e5\u6709\u5f7c\u6b64\u72ec\u7acb\u7684\u5730\u5740\u7a7a\u95f4&#xff1a;<\/p>\n<p>Process A<br \/>\n\u2514\u2500\u2500 Memory A<\/p>\n<p>Process B<br \/>\n\u2514\u2500\u2500 Memory B<\/p>\n<p>Process C<br \/>\n\u2514\u2500\u2500 Memory C<\/p>\n<p>\u56e0\u6b64&#xff0c;\u4e00\u4e2a\u8fdb\u7a0b\u4e2d\u5b58\u5728&#xff1a;<\/p>\n<p>data <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p>\u53e6\u4e00\u4e2a\u72ec\u7acb\u8fdb\u7a0b\u9ed8\u8ba4\u5e76\u4e0d\u80fd\u50cf\u7ebf\u7a0b\u4e00\u6837\u76f4\u63a5\u64cd\u4f5c\u8fd9\u4e2a\u666e\u901a Python \u5bf9\u8c61\u3002<\/p>\n<p>multiprocessing \u56e0\u800c\u63d0\u4f9b\u4e86 Queue\u3001Pipe\u3001\u5171\u4eab\u5bf9\u8c61\u3001Manager \u7b49\u673a\u5236&#xff0c;\u4f7f\u8fdb\u7a0b\u80fd\u591f\u4f20\u9012\u6d88\u606f\u6216\u8005\u5171\u4eab\u7279\u5b9a\u6570\u636e\u3002Python \u5b98\u65b9\u6587\u6863\u4e5f\u5c06 multiprocessing \u5b9a\u4e49\u4e3a\u57fa\u4e8e\u8fdb\u7a0b\u7684\u5e76\u884c\u673a\u5236&#xff0c;\u5e76\u63d0\u4f9b Queue\u3001Pipe\u3001\u540c\u6b65\u539f\u8bed\u53ca\u5171\u4eab\u72b6\u6001\u7b49\u80fd\u529b\u3002 (Python documentation)<\/p>\n<p>\u7406\u89e3 IPC&#xff0c;\u53ef\u4ee5\u5148\u628a\u65b9\u6cd5\u5206\u6210\u4e09\u5927\u7c7b&#xff1a;<\/p>\n<p>\u7b2c\u4e00\u7c7b&#xff1a;\u4f20\u6d88\u606f<br \/>\nQueue \/ Pipe \/ Socket<\/p>\n<p>\u7b2c\u4e8c\u7c7b&#xff1a;\u5171\u4eab\u6570\u636e<br \/>\nValue \/ Array \/ SharedMemory \/ mmap<\/p>\n<p>\u7b2c\u4e09\u7c7b&#xff1a;\u534f\u8c03\u8bbf\u95ee<br \/>\nLock \/ Event \/ Semaphore \/ Condition<\/p>\n<p>\u8fd9\u4e09\u4e2a\u6982\u5ff5\u5343\u4e07\u4e0d\u8981\u6df7\u5728\u4e00\u8d77\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u3001\u65b9\u5f0f\u4e00&#xff1a;multiprocessing.Queue\u2014\u2014\u6700\u63a8\u8350\u7684\u901a\u7528 IPC<\/h2>\n<p>\u5982\u679c\u4e00\u4e2a\u521d\u5b66\u8005\u95ee&#xff1a;<\/p>\n<p>Python \u4e24\u4e2a\u8fdb\u7a0b\u4ea4\u6362\u6570\u636e&#xff0c;\u5e94\u8be5\u5148\u5b66\u4ec0\u4e48&#xff1f;<\/p>\n<p>\u6211\u7684\u7b54\u6848\u901a\u5e38\u662f&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>Queue<\/p>\n<p>Queue \u662f\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684\u751f\u4ea7\u8005\u2014\u6d88\u8d39\u8005\u6a21\u578b\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>\u751f\u4ea7\u8005\u8fdb\u7a0b<br \/>\n    \u2502<br \/>\n    \u2502 put()<br \/>\n    \u25bc<br \/>\n \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n \u2502 Queue \u2502<br \/>\n \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n    \u2502<br \/>\n    \u2502 get()<br \/>\n    \u25bc<br \/>\n\u6d88\u8d39\u8005\u8fdb\u7a0b<\/p>\n<p>\u6765\u770b\u4e00\u4e2a\u5b8c\u6574\u4f8b\u5b50&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Queue<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">producer<\/span><span class=\"token punctuation\">(<\/span>queue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">for<\/span> number <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u751f\u4ea7&#xff1a;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>number<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>number<span class=\"token punctuation\">)<\/span><\/p>\n<p>    queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token boolean\">None<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">consumer<\/span><span class=\"token punctuation\">(<\/span>queue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        item <span class=\"token operator\">&#061;<\/span> queue<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> item <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><\/p>\n<p>        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u6d88\u8d39&#xff1a;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>item<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    queue <span class=\"token operator\">&#061;<\/span> Queue<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    p1 <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span>target<span class=\"token operator\">&#061;<\/span>producer<span class=\"token punctuation\">,<\/span> args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>queue<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    p2 <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span>target<span class=\"token operator\">&#061;<\/span>consumer<span class=\"token punctuation\">,<\/span> args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>queue<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    p1<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    p2<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    p1<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    p2<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5176\u4e2d&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8d1f\u8d23\u53d1\u9001\u6570\u636e&#xff0c;\u800c&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8d1f\u8d23\u63a5\u6536\u6570\u636e\u3002<\/p>\n<p>\u8fd9\u91cc\u6700\u540e\u653e\u5165&#xff1a;<\/p>\n<p><span class=\"token boolean\">None<\/span><\/p>\n<p>\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u89c1\u7684\u201c\u54e8\u5175\u503c\u201d\u8bbe\u8ba1&#xff0c;\u544a\u8bc9\u6d88\u8d39\u8005&#xff1a;<\/p>\n<p>\u6ca1\u6709\u66f4\u591a\u4efb\u52a1\u4e86&#xff0c;\u53ef\u4ee5\u9000\u51fa\u3002<\/p>\n<p>\u5b98\u65b9\u6587\u6863\u6307\u51fa&#xff0c;multiprocessing.Queue \u662f\u9762\u5411\u8fdb\u7a0b\u5b89\u5168\u4f7f\u7528\u7684\u961f\u5217&#xff0c;\u5176\u5e95\u5c42\u4f7f\u7528 Pipe \u4ee5\u53ca\u9501\/\u4fe1\u53f7\u91cf\u7b49\u673a\u5236&#xff1b;\u653e\u5165 Queue \u7684 Python \u5bf9\u8c61\u4f1a\u88ab\u5e8f\u5217\u5316\u540e\u4f20\u8f93\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u4e09\u3001Queue \u4e3a\u4ec0\u4e48\u5982\u6b64\u9002\u5408\u751f\u4ea7\u8005\u2014\u6d88\u8d39\u8005&#xff1f;<\/h2>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u56fe\u7247\u5904\u7406\u7cfb\u7edf&#xff1a;<\/p>\n<p>\u4e3b\u8fdb\u7a0b<br \/>\n \u2502<br \/>\n \u2502 \u56fe\u7247\u8def\u5f84<br \/>\n \u25bc<br \/>\nTask Queue<br \/>\n \u2502<br \/>\n \u251c\u2500\u2500 Worker 1<br \/>\n \u251c\u2500\u2500 Worker 2<br \/>\n \u251c\u2500\u2500 Worker 3<br \/>\n \u2514\u2500\u2500 Worker 4<\/p>\n<p>\u4e3b\u8fdb\u7a0b\u53ea\u8d1f\u8d23\u751f\u4ea7\u4efb\u52a1&#xff1a;<\/p>\n<p>task_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;001.jpg&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\ntask_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;002.jpg&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\ntask_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;003.jpg&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>Worker \u4ece Queue \u4e2d\u4e0d\u65ad\u53d6\u4efb\u52a1&#xff1a;<\/p>\n<p>filename <span class=\"token operator\">&#061;<\/span> task_queue<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5904\u7406\u5b8c\u6210\u540e&#xff0c;\u53ef\u4ee5\u518d\u5efa\u7acb&#xff1a;<\/p>\n<p>result_queue<\/p>\n<p>\u5f62\u6210&#xff1a;<\/p>\n<p>              Task Queue<br \/>\n                  \u2502<br \/>\n       \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n       \u25bc          \u25bc          \u25bc<br \/>\n    Worker1    Worker2    Worker3<br \/>\n       \u2502          \u2502          \u2502<br \/>\n       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n                  \u25bc<br \/>\n             Result Queue<br \/>\n                  \u2502<br \/>\n                  \u25bc<br \/>\n               \u4e3b\u8fdb\u7a0b<\/p>\n<p>\u8fd9\u662f\u975e\u5e38\u7ecf\u5178\u7684\u591a\u8fdb\u7a0b\u4efb\u52a1\u6d41\u6c34\u7ebf\u3002<\/p>\n<h4>Queue \u7279\u522b\u9002\u5408&#xff1a;<\/h4>\n<ul>\n<li>\u591a\u751f\u4ea7\u8005\u3001\u591a\u6d88\u8d39\u8005&#xff1b;<\/li>\n<li>Worker Pool&#xff1b;<\/li>\n<li>\u540e\u53f0\u4efb\u52a1\u7cfb\u7edf&#xff1b;<\/li>\n<li>\u56fe\u7247\u6279\u5904\u7406&#xff1b;<\/li>\n<li>\u65e5\u5fd7\u6536\u96c6&#xff1b;<\/li>\n<li>\u6570\u636e ETL&#xff1b;<\/li>\n<li>CPU \u4efb\u52a1\u5206\u53d1\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>\u56db\u3001Queue \u7684\u4e00\u4e2a\u91cd\u8981\u6210\u672c&#xff1a;\u5e8f\u5217\u5316<\/h2>\n<p>\u4f7f\u7528 Queue \u65f6\u6709\u4e00\u4e2a\u7279\u522b\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u95ee\u9898\u3002<\/p>\n<p>\u5047\u8bbe&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fd9\u91cc\u7684 data \u662f\u4e00\u4e2a\u590d\u6742 Python \u5bf9\u8c61\u3002<\/p>\n<p>\u5b83\u5e76\u4e0d\u662f\u7b80\u5355\u5730\u8ba9\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u83b7\u5f97\u5f53\u524d\u53d8\u91cf\u5f15\u7528\u3002<\/p>\n<p>Queue \u4e2d\u7684\u5bf9\u8c61\u9700\u8981\u7ecf\u8fc7\u5e8f\u5217\u5316&#xff0c;\u518d\u7531\u53e6\u4e00\u7aef\u91cd\u65b0\u6784\u9020\u3002\u5b98\u65b9 multiprocessing \u6587\u6863\u660e\u786e\u8bf4\u660e&#xff0c;\u901a\u8fc7 Queue \u4f20\u9012\u7684\u5bf9\u8c61\u4f1a\u88ab\u5e8f\u5217\u5316\u3002 (Python documentation)<\/p>\n<p>\u6240\u4ee5&#xff1a;<\/p>\n<p>Python Object<br \/>\n     \u2502<br \/>\n     \u25bc<br \/>\n serialization<br \/>\n     \u2502<br \/>\n     \u25bc<br \/>\n   IPC<br \/>\n     \u2502<br \/>\n     \u25bc<br \/>\ndeserialization<br \/>\n     \u2502<br \/>\n     \u25bc<br \/>\nPython Object<\/p>\n<p>\u5982\u679c\u4f20\u8f93\u7684\u662f&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;id&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1001<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;filename&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;a.jpg&#034;<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>\u95ee\u9898\u4e0d\u5927\u3002<\/p>\n<p>\u4f46\u5982\u679c\u4e0d\u505c\u4f20\u9012\u51e0\u767e MB \u7684\u5927\u6570\u7ec4&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>huge_array<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u90a3\u4e48&#xff1a;<\/p>\n<p>\u5e8f\u5217\u5316\u6210\u672c<br \/>\n&#043;<br \/>\n\u5185\u5b58\u590d\u5236<br \/>\n&#043;<br \/>\n\u8fdb\u7a0b\u901a\u4fe1<br \/>\n&#043;<br \/>\n\u53cd\u5e8f\u5217\u5316\u6210\u672c<\/p>\n<p>\u5c31\u53ef\u80fd\u975e\u5e38\u53ef\u89c2\u3002<\/p>\n<p>\u56e0\u6b64\u4e00\u4e2a\u91cd\u8981\u7684 Python \u6700\u4f73\u5b9e\u8df5\u662f&#xff1a;<\/p>\n<p>Queue \u9002\u5408\u4f20\u4efb\u52a1\u548c\u6d88\u606f&#xff0c;\u4e0d\u4e00\u5b9a\u9002\u5408\u9891\u7e41\u642c\u8fd0\u8d85\u5927\u6570\u636e\u5757\u3002<\/p>\n<p>\u5927\u6570\u636e\u573a\u666f&#xff0c;\u6211\u4eec\u5f88\u5feb\u4f1a\u770b\u5230\u66f4\u597d\u7684\u65b9\u6848\u2014\u2014\u5171\u4eab\u5185\u5b58\u3002<\/p>\n<hr \/>\n<h2>\u4e94\u3001\u65b9\u5f0f\u4e8c&#xff1a;Pipe\u2014\u2014\u7b80\u5355\u76f4\u63a5\u7684\u70b9\u5bf9\u70b9\u901a\u4fe1<\/h2>\n<p>\u7b2c\u4e8c\u79cd\u975e\u5e38\u7ecf\u5178\u7684\u65b9\u6cd5\u662f&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>Pipe<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Pipe<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>connection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    connection<span class=\"token punctuation\">.<\/span>send<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;success&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#034;result&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">100<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    connection<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    parent_conn<span class=\"token punctuation\">,<\/span> child_conn <span class=\"token operator\">&#061;<\/span> Pipe<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    process <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span><br \/>\n        target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span><br \/>\n        args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>child_conn<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    result <span class=\"token operator\">&#061;<\/span> parent_conn<span class=\"token punctuation\">.<\/span>recv<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><\/p>\n<p>    process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>Pipe() \u4f1a\u8fd4\u56de\u4e24\u4e2a\u7aef\u70b9&#xff1a;<\/p>\n<p>parent_conn &lt;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&gt; child_conn<\/p>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;\u5b83\u662f\u53cc\u5411\u901a\u4fe1\u7684\u3002<\/p>\n<p>\u4e5f\u53ef\u4ee5\u521b\u5efa\u5355\u5411 Pipe&#xff1a;<\/p>\n<p>receiver<span class=\"token punctuation\">,<\/span> sender <span class=\"token operator\">&#061;<\/span> Pipe<span class=\"token punctuation\">(<\/span>duplex<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5b98\u65b9\u6587\u6863\u8bf4\u660e&#xff0c;Pipe() \u8fd4\u56de\u4e00\u5bf9 Connection \u5bf9\u8c61&#xff1b;\u9ed8\u8ba4 duplex&#061;True \u65f6\u53ef\u4ee5\u53cc\u5411\u901a\u4fe1&#xff0c;\u800c send() \u53d1\u9001\u7684 Python \u5bf9\u8c61\u540c\u6837\u4f1a\u7ecf\u8fc7\u5e8f\u5217\u5316&#xff0c;\u5728\u53e6\u4e00\u7aef\u7531 recv() \u91cd\u5efa\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u516d\u3001Queue \u548c Pipe \u5230\u5e95\u600e\u4e48\u9009&#xff1f;<\/h2>\n<p>\u8fd9\u662f\u9762\u8bd5\u548c\u5b9e\u9645\u5f00\u53d1\u4e2d\u90fd\u975e\u5e38\u5e38\u89c1\u7684\u95ee\u9898\u3002<\/p>\n<p>\u7b80\u5355\u6765\u8bf4&#xff1a;<\/p>\n<p>\u4e24\u4e2a\u660e\u786e\u8fdb\u7a0b\u4e4b\u95f4<br \/>\n        \u2193<br \/>\n       Pipe<\/p>\n<p>\u591a\u4e2a\u751f\u4ea7\u8005 \/ \u6d88\u8d39\u8005<br \/>\n        \u2193<br \/>\n       Queue<\/p>\n<p>\u5bf9\u6bd4&#xff1a;<\/p>\n<table>\n<tr>\u7279\u6027QueuePipe<\/tr>\n<tbody>\n<tr>\n<td>\u4f7f\u7528\u65b9\u5f0f<\/td>\n<td>\u961f\u5217<\/td>\n<td>\u4e24\u4e2a\u8fde\u63a5\u7aef<\/td>\n<\/tr>\n<tr>\n<td>\u591a\u751f\u4ea7\u8005<\/td>\n<td>\u5f88\u9002\u5408<\/td>\n<td>\u4e0d\u81ea\u7136<\/td>\n<\/tr>\n<tr>\n<td>\u591a\u6d88\u8d39\u8005<\/td>\n<td>\u5f88\u9002\u5408<\/td>\n<td>\u4e0d\u81ea\u7136<\/td>\n<\/tr>\n<tr>\n<td>\u70b9\u5bf9\u70b9\u901a\u4fe1<\/td>\n<td>\u53ef\u4ee5<\/td>\n<td>\u975e\u5e38\u9002\u5408<\/td>\n<\/tr>\n<tr>\n<td>API<\/td>\n<td>put\/get<\/td>\n<td>send\/recv<\/td>\n<\/tr>\n<tr>\n<td>Python \u5bf9\u8c61<\/td>\n<td>\u652f\u6301<\/td>\n<td>\u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u5e8f\u5217\u5316<\/td>\n<td>\u662f<\/td>\n<td>\u662f<\/td>\n<\/tr>\n<tr>\n<td>\u5178\u578b\u573a\u666f<\/td>\n<td>\u4efb\u52a1\u5206\u53d1<\/td>\n<td>\u7236\u5b50\u8fdb\u7a0b\u901a\u4fe1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b98\u65b9\u6587\u6863\u8fd8\u7279\u522b\u63d0\u9192&#xff1a;\u4e0d\u8981\u8ba9\u591a\u4e2a\u8fdb\u7a0b\u540c\u65f6\u8bfb\u5199 Pipe \u7684\u540c\u4e00\u4e2a\u7aef\u70b9&#xff0c;\u5426\u5219\u5b58\u5728\u6570\u636e\u635f\u574f\u98ce\u9669&#xff1b;\u4e0d\u540c\u8fdb\u7a0b\u5206\u522b\u4f7f\u7528\u4e0d\u540c\u7aef\u70b9\u5219\u6ca1\u6709\u8fd9\u4e00\u95ee\u9898\u3002 (Python documentation)<\/p>\n<p>\u6240\u4ee5 Pipe \u6700\u9002\u5408&#xff1a;<\/p>\n<p>Process A<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\nProcess B<\/p>\n<p>\u800c Queue \u66f4\u9002\u5408&#xff1a;<\/p>\n<p>             Queue<br \/>\n         \/     |      \\\\<br \/>\n        \/      |       \\\\<br \/>\n       \u25bc       \u25bc        \u25bc<br \/>\n Worker1   Worker2   Worker3<\/p>\n<hr \/>\n<h2>\u4e03\u3001\u65b9\u5f0f\u4e09&#xff1a;Value \u4e0e Array\u2014\u2014\u5171\u4eab\u7b80\u5355\u6570\u636e<\/h2>\n<p>\u5982\u679c\u8fdb\u7a0b\u4e4b\u95f4\u53ea\u662f\u9700\u8981\u5171\u4eab&#xff1a;<\/p>\n<p>\u4e00\u4e2a\u6570\u5b57<br \/>\n\u4e00\u4e2a\u72b6\u6001<br \/>\n\u4e00\u5c0f\u6bb5\u56fa\u5b9a\u6570\u7ec4<\/p>\n<p>\u5e76\u4e0d\u4e00\u5b9a\u9700\u8981 Queue\u3002<\/p>\n<p>multiprocessing \u63d0\u4f9b&#xff1a;<\/p>\n<p>Value<br \/>\nArray<\/p>\n<p>\u4f8b\u5982\u5171\u4eab\u8ba1\u6570\u5668&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Value<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>counter<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">for<\/span> _ <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10000<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">with<\/span> counter<span class=\"token punctuation\">.<\/span>get_lock<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            counter<span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token number\">1<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    counter <span class=\"token operator\">&#061;<\/span> Value<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;i&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    processes <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n        Process<span class=\"token punctuation\">(<\/span>target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span> args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>counter<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">for<\/span> _ <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">]<\/span><\/p>\n<p>    <span class=\"token keyword\">for<\/span> process <span class=\"token keyword\">in<\/span> processes<span class=\"token punctuation\">:<\/span><br \/>\n        process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">for<\/span> process <span class=\"token keyword\">in<\/span> processes<span class=\"token punctuation\">:<\/span><br \/>\n        process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>counter<span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fd9\u91cc&#xff1a;<\/p>\n<p>Value<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;i&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8868\u793a\u521b\u5efa\u4e00\u4e2a\u5171\u4eab\u6574\u6570\u3002<\/p>\n<p>&#034;i&#034; \u53ef\u4ee5\u7406\u89e3\u4e3a C \u7c7b\u578b\u4e2d\u7684&#xff1a;<\/p>\n<p>signed int<\/p>\n<p>Array \u5219\u7528\u4e8e\u5171\u4eab\u591a\u4e2a\u503c&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Array<\/p>\n<p>numbers <span class=\"token operator\">&#061;<\/span> Array<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;i&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>multiprocessing \u5b98\u65b9\u6587\u6863\u63d0\u4f9b\u4e86\u5171\u4eab ctypes \u5bf9\u8c61\u548c\u540c\u6b65\u5305\u88c5\u80fd\u529b&#xff1b;\u4f7f\u7528\u540c\u6b65\u7248\u672c\u65f6\u53ef\u4ee5\u901a\u8fc7 Lock\/RLock \u534f\u8c03\u8bbf\u95ee\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u516b\u3001\u4e3a\u4ec0\u4e48\u5171\u4eab\u6570\u636e\u5fc5\u987b\u8003\u8651\u9501&#xff1f;<\/h2>\n<p>\u60f3\u8c61\u4e24\u4e2a\u8fdb\u7a0b\u540c\u65f6\u6267\u884c&#xff1a;<\/p>\n<p>counter<span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token number\">1<\/span><\/p>\n<p>\u4ece\u7a0b\u5e8f\u5458\u89c6\u89d2&#xff0c;\u8fd9\u50cf\u201c\u4e00\u6b65\u201d\u3002<\/p>\n<p>\u4f46\u5e95\u5c42\u903b\u8f91\u53ef\u80fd\u63a5\u8fd1&#xff1a;<\/p>\n<p>\u8bfb\u53d6 counter<br \/>\n\u2193<br \/>\n\u52a0 1<br \/>\n\u2193<br \/>\n\u5199\u56de counter<\/p>\n<p>\u6b64\u65f6&#xff1a;<\/p>\n<p>Process A&#xff1a;\u8bfb\u53d6 10<br \/>\nProcess B&#xff1a;\u8bfb\u53d6 10<\/p>\n<p>Process A&#xff1a;\u5199 11<br \/>\nProcess B&#xff1a;\u5199 11<\/p>\n<p>\u6700\u7ec8\u5f97\u5230&#xff1a;<\/p>\n<p>11<\/p>\n<p>\u800c\u4e0d\u662f&#xff1a;<\/p>\n<p>12<\/p>\n<p>\u8fd9\u5c31\u662f&#xff1a;<\/p>\n<p>Race Condition<br \/>\n\u7ade\u4e89\u6761\u4ef6<\/p>\n<p>\u89e3\u51b3\u65b9\u5f0f\u901a\u5e38\u662f\u9501&#xff1a;<\/p>\n<p><span class=\"token keyword\">with<\/span> counter<span class=\"token punctuation\">.<\/span>get_lock<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    counter<span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">&#043;&#061;<\/span> <span class=\"token number\">1<\/span><\/p>\n<p>\u56e0\u6b64\u8bf7\u8bb0\u4f4f&#xff1a;<\/p>\n<p>\u5171\u4eab\u5185\u5b58\u89e3\u51b3\u7684\u662f\u201c\u5927\u5bb6\u80fd\u4e0d\u80fd\u770b\u5230\u540c\u4e00\u4efd\u6570\u636e\u201d&#xff0c;\u9501\u89e3\u51b3\u7684\u662f\u201c\u5927\u5bb6\u600e\u4e48\u5b89\u5168\u5730\u4fee\u6539\u8fd9\u4efd\u6570\u636e\u201d\u3002<\/p>\n<p>\u8fd9\u662f\u4e24\u4e2a\u5b8c\u5168\u4e0d\u540c\u7684\u95ee\u9898\u3002<\/p>\n<hr \/>\n<h2>\u4e5d\u3001\u65b9\u5f0f\u56db&#xff1a;SharedMemory\u2014\u2014\u5927\u6570\u636e IPC \u7684\u91cd\u8981\u5229\u5668<\/h2>\n<p>\u5f53\u6570\u636e\u8d8a\u6765\u8d8a\u5927&#xff0c;Queue \u7684\u5e8f\u5217\u5316\u548c\u590d\u5236\u6210\u672c\u53ef\u80fd\u5f00\u59cb\u53d8\u5f97\u660e\u663e\u3002<\/p>\n<p>\u8fd9\u65f6\u53ef\u4ee5\u8003\u8651&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>shared_memory<\/p>\n<p>Python \u7684 SharedMemory \u5141\u8bb8\u4e0d\u540c\u8fdb\u7a0b\u8fde\u63a5\u5230\u540c\u4e00\u4e2a\u5171\u4eab\u5185\u5b58\u533a\u57df\u3002<\/p>\n<p>\u7ed3\u6784\u53d8\u6210&#xff1a;<\/p>\n<p>Process A \u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n                \u2502<br \/>\n                \u25bc<br \/>\n          Shared Memory<br \/>\n                \u25b2<br \/>\n                \u2502<br \/>\nProcess B \u2500\u2500\u2500\u2500\u2500\u2500\u2524<br \/>\n                \u2502<br \/>\nProcess C \u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/p>\n<p>\u800c\u4e0d\u662f&#xff1a;<\/p>\n<p>Process A<br \/>\n   \u2502<br \/>\n   \u2502 serialize &#043; copy<br \/>\n   \u25bc<br \/>\nProcess B<\/p>\n<p>\u5b98\u65b9\u6587\u6863\u6307\u51fa&#xff0c;\u5171\u4eab\u5185\u5b58\u5141\u8bb8\u4e0d\u540c\u8fdb\u7a0b\u76f4\u63a5\u8bbf\u95ee\u5171\u540c\u7684\u5185\u5b58\u533a\u57df&#xff0c;\u4ece\u800c\u907f\u514d\u5fc5\u987b\u901a\u8fc7\u78c1\u76d8\u3001Socket \u6216\u5176\u4ed6\u9700\u8981\u5e8f\u5217\u5316\u548c\u590d\u5236\u6570\u636e\u7684\u901a\u4fe1\u65b9\u5f0f\u4f20\u9001\u6574\u4efd\u6570\u636e&#xff0c;\u5728\u5408\u9002\u573a\u666f\u4e0b\u53ef\u5e26\u6765\u663e\u8457\u6027\u80fd\u6536\u76ca\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u5341\u3001SharedMemory \u5b9e\u6218<\/h2>\n<p>\u6765\u770b\u4e00\u4e2a\u7b80\u5355\u4f8b\u5b50&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<br \/>\n<span class=\"token keyword\">from<\/span> multiprocessing<span class=\"token punctuation\">.<\/span>shared_memory <span class=\"token keyword\">import<\/span> SharedMemory<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    shm <span class=\"token operator\">&#061;<\/span> SharedMemory<span class=\"token punctuation\">(<\/span>name<span class=\"token operator\">&#061;<\/span>name<span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        data <span class=\"token operator\">&#061;<\/span> shm<span class=\"token punctuation\">.<\/span>buf<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span>size<span class=\"token punctuation\">]<\/span><\/p>\n<p>        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            <span class=\"token string\">&#034;\u5b50\u8fdb\u7a0b\u8ba1\u7b97\u7ed3\u679c&#xff1a;&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token builtin\">sum<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    source <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">bytes<\/span><span class=\"token punctuation\">(<\/span><span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    shm <span class=\"token operator\">&#061;<\/span> SharedMemory<span class=\"token punctuation\">(<\/span><br \/>\n        create<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        size<span class=\"token operator\">&#061;<\/span><span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>buf<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> source<\/p>\n<p>        process <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span><br \/>\n            target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span><br \/>\n            args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>shm<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>source<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p>        process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>unlink<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5173\u952e\u5728\u4e8e&#xff1a;<\/p>\n<p>shm<span class=\"token punctuation\">.<\/span>name<\/p>\n<p>\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u901a\u8fc7\u5171\u4eab\u5185\u5b58\u540d\u5b57&#xff1a;<\/p>\n<p>SharedMemory<span class=\"token punctuation\">(<\/span>name<span class=\"token operator\">&#061;<\/span>name<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fde\u63a5\u540c\u4e00\u5757\u5171\u4eab\u533a\u57df\u3002<\/p>\n<p>\u5b98\u65b9\u6587\u6863\u89c4\u5b9a&#xff0c;\u4f7f\u7528\u5b8c\u5171\u4eab\u5185\u5b58\u540e\u5e94\u901a\u8fc7 close() \u5173\u95ed\u5f53\u524d\u8fdb\u7a0b\u7684\u8bbf\u95ee\u53e5\u67c4&#xff1b;\u5f53\u6574\u4e2a\u5171\u4eab\u5185\u5b58\u533a\u57df\u5f7b\u5e95\u4e0d\u518d\u9700\u8981\u65f6&#xff0c;\u5e94\u8c03\u7528 unlink() \u6e05\u7406\u5b83\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u5341\u4e00\u3001SharedMemory \u7279\u522b\u9002\u5408\u4ec0\u4e48&#xff1f;<\/h2>\n<p>\u5178\u578b\u573a\u666f\u5305\u62ec&#xff1a;<\/p>\n<p>\u56fe\u50cf\u6570\u636e<br \/>\n\u89c6\u9891\u5e27<br \/>\n\u5927\u578b\u6570\u7ec4<br \/>\nAI \u63a8\u7406\u8f93\u5165<br \/>\n\u79d1\u5b66\u8ba1\u7b97\u77e9\u9635<br \/>\n\u9ad8\u9891\u5b9e\u65f6\u6570\u636e<\/p>\n<p>\u5047\u8bbe\u4e00\u4e2a\u6570\u636e\u5757\u6709&#xff1a;<\/p>\n<p>500 MB<\/p>\n<p>\u5982\u679c\u4e0d\u65ad\u901a\u8fc7&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5728\u591a\u4e2a\u8fdb\u7a0b\u4e4b\u95f4\u4f20\u9012&#xff0c;\u4f1a\u4ea7\u751f\u6bd4\u8f83\u660e\u663e\u7684\u6570\u636e\u642c\u8fd0\u6210\u672c\u3002<\/p>\n<p>\u4e00\u79cd\u66f4\u597d\u7684\u67b6\u6784\u662f&#xff1a;<\/p>\n<p>                 Shared Memory<br \/>\n               \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n               \u2502   500MB \u6570\u636e \u2502<br \/>\n               \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n                  \u25b2    \u25b2    \u25b2<br \/>\n                  \u2502    \u2502    \u2502<br \/>\n              Worker Worker Worker<\/p>\n<p>Queue \u53ea\u4f20&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;shm_name&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;&#8230;&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;offset&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1000<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;length&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">20000<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u4e5f\u5c31\u662f&#xff1a;<\/p>\n<p>\u5c0f\u6d88\u606f\u8d70 Queue&#xff0c;\u5927\u6570\u636e\u653e SharedMemory\u3002<\/p>\n<p>\u8fd9\u662f\u975e\u5e38\u503c\u5f97\u638c\u63e1\u7684\u4e00\u79cd\u751f\u4ea7\u73af\u5883\u8bbe\u8ba1\u601d\u60f3\u3002<\/p>\n<hr \/>\n<h2>\u5341\u4e8c\u3001\u65b9\u5f0f\u4e94&#xff1a;Manager\u2014\u2014\u6700\u597d\u7528&#xff0c;\u4f46\u4e0d\u662f\u6700\u5feb<\/h2>\n<p>Python \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5bf9\u521d\u5b66\u8005\u7279\u522b\u53cb\u597d\u7684\u5de5\u5177&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>Manager<\/p>\n<p>\u5b83\u53ef\u4ee5\u521b\u5efa&#xff1a;<\/p>\n<p><span class=\"token builtin\">dict<\/span><br \/>\n<span class=\"token builtin\">list<\/span><br \/>\nNamespace<br \/>\nQueue<br \/>\nLock<\/p>\n<p>\u7b49\u53ef\u4ee5\u8de8\u8fdb\u7a0b\u4f7f\u7528\u7684\u4ee3\u7406\u5bf9\u8c61\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Manager<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>shared_dict<span class=\"token punctuation\">,<\/span> index<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    shared_dict<span class=\"token punctuation\">[<\/span>index<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> index <span class=\"token operator\">*<\/span> index<\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">with<\/span> Manager<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> manager<span class=\"token punctuation\">:<\/span><\/p>\n<p>        result <span class=\"token operator\">&#061;<\/span> manager<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">dict<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        processes <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p>        <span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            process <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span><br \/>\n                target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span><br \/>\n                args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">,<\/span> i<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><\/p>\n<p>            process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            processes<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>process<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">for<\/span> process <span class=\"token keyword\">in<\/span> processes<span class=\"token punctuation\">:<\/span><br \/>\n            process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token builtin\">dict<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8f93\u51fa\u7c7b\u4f3c&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">1<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">2<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">3<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">9<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token number\">4<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">16<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u5b83\u770b\u8d77\u6765\u975e\u5e38\u8212\u670d\u3002<\/p>\n<p>\u56e0\u4e3a\u7a0b\u5e8f\u5458\u53ef\u4ee5\u50cf\u8bbf\u95ee\u666e\u901a&#xff1a;<\/p>\n<p><span class=\"token builtin\">dict<\/span><\/p>\n<p>\u4e00\u6837\u8bbf\u95ee&#xff1a;<\/p>\n<p>manager<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">dict<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<hr \/>\n<h2>\u5341\u4e09\u3001Manager \u4e3a\u4ec0\u4e48\u4e0d\u80fd\u6ee5\u7528&#xff1f;<\/h2>\n<p>Manager \u7684\u4fbf\u5229\u662f\u6709\u6210\u672c\u7684\u3002<\/p>\n<p>\u5b83\u4e0d\u662f\u8ba9\u591a\u4e2a\u8fdb\u7a0b\u795e\u5947\u5730\u76f4\u63a5\u64cd\u4f5c\u540c\u4e00\u4e2a\u666e\u901a\u5b57\u5178\u3002<\/p>\n<p>Manager \u80cc\u540e\u4f1a\u7531\u7ba1\u7406\u8fdb\u7a0b\u7ef4\u62a4\u771f\u6b63\u7684\u5bf9\u8c61&#xff0c;\u5176\u4ed6\u8fdb\u7a0b\u901a\u8fc7\u4ee3\u7406\u4e0e\u5176\u4ea4\u4e92\u3002Python \u5b98\u65b9 multiprocessing \u6587\u6863\u5c06 Manager \u63cf\u8ff0\u4e3a\u4e00\u79cd\u901a\u8fc7\u670d\u52a1\u8fdb\u7a0b\u7ba1\u7406\u5171\u4eab\u5bf9\u8c61\u3001\u5176\u4ed6\u8fdb\u7a0b\u901a\u8fc7\u4ee3\u7406\u8bbf\u95ee\u5b83\u4eec\u7684\u673a\u5236\u3002 (Python documentation)<\/p>\n<p>\u5927\u81f4\u53ef\u4ee5\u7406\u89e3\u6210&#xff1a;<\/p>\n<p>Worker A \u2500\u2500\u2510<br \/>\nWorker B \u2500\u2500\u253c\u2500\u2500 Proxy \u2500\u2500 Manager Process \u2500\u2500 dict<br \/>\nWorker C \u2500\u2500\u2518<\/p>\n<p>\u56e0\u6b64\u4e0b\u9762\u7684\u4ee3\u7801&#xff1a;<\/p>\n<p>shared_dict<span class=\"token punctuation\">[<\/span>key<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> value<\/p>\n<p>\u80cc\u540e\u5e76\u4e0d\u50cf\u666e\u901a\u672c\u5730\u5b57\u5178\u8bbf\u95ee\u90a3\u4e48\u7b80\u5355\u3002<\/p>\n<p>\u6240\u4ee5\u5efa\u8bae&#xff1a;<\/p>\n<h4>Manager \u9002\u5408<\/h4>\n<p>\u5171\u4eab\u72b6\u6001\u4e0d\u5927<br \/>\n\u64cd\u4f5c\u9891\u7387\u4e0d\u9ad8<br \/>\n\u5f00\u53d1\u6548\u7387\u6bd4\u6781\u9650\u6027\u80fd\u66f4\u91cd\u8981<br \/>\n\u6570\u636e\u7ed3\u6784\u6bd4\u8f83\u590d\u6742<\/p>\n<h4>Manager \u4e0d\u9002\u5408<\/h4>\n<p>\u6bcf\u79d2\u51e0\u5341\u4e07\u6b21\u5171\u4eab\u5b57\u5178\u8bfb\u5199<br \/>\n\u8d85\u5927\u6570\u7ec4<br \/>\n\u6781\u4f4e\u5ef6\u8fdf\u573a\u666f<br \/>\n\u9ad8\u541e\u5410\u6570\u503c\u8ba1\u7b97<\/p>\n<p>\u5982\u679c\u6027\u80fd\u5f88\u654f\u611f&#xff0c;\u5e94\u4f18\u5148\u8003\u8651&#xff1a;<\/p>\n<p>SharedMemory<br \/>\n&#043;<br \/>\nQueue<br \/>\n&#043;<br \/>\n\u5408\u7406\u7684\u6570\u636e\u5e03\u5c40<\/p>\n<hr \/>\n<h2>\u5341\u56db\u3001\u65b9\u5f0f\u516d&#xff1a;mmap\u2014\u2014\u5185\u5b58\u6620\u5c04\u6587\u4ef6<\/h2>\n<p>Python \u8fd8\u6709\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u89c6\u4f46\u975e\u5e38\u5f3a\u5927\u7684\u6807\u51c6\u5e93&#xff1a;<\/p>\n<p>mmap<\/p>\n<p>\u5b83\u53ef\u4ee5\u628a\u6587\u4ef6\u6620\u5c04\u5230\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n<p>\u6620\u5c04\u540e\u53ef\u4ee5\u50cf\u64cd\u4f5c&#xff1a;<\/p>\n<p><span class=\"token builtin\">bytearray<\/span><\/p>\n<p>\u4e00\u6837\u8bbf\u95ee\u5185\u5bb9\u3002<\/p>\n<p>Python \u5b98\u65b9\u6587\u6863\u8bf4\u660e&#xff0c;mmap \u5bf9\u8c61\u540c\u65f6\u5177\u6709\u7c7b\u4f3c\u6587\u4ef6\u548c\u5b57\u8282\u6570\u7ec4\u7684\u884c\u4e3a&#xff0c;\u53ef\u8fdb\u884c\u7d22\u5f15\u3001\u5207\u7247\u3001\u8bfb\u5199\u53ca seek \u7b49\u64cd\u4f5c\u3002 (Python documentation)<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> mmap<\/p>\n<p><span class=\"token keyword\">with<\/span> <span class=\"token builtin\">open<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;data.bin&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;r&#043;b&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> <span class=\"token builtin\">file<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>    mm <span class=\"token operator\">&#061;<\/span> mmap<span class=\"token punctuation\">.<\/span>mmap<span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token builtin\">file<\/span><span class=\"token punctuation\">.<\/span>fileno<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token number\">0<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>mm<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    mm<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">b&#034;HELLO&#034;<\/span><\/p>\n<p>    mm<span class=\"token punctuation\">.<\/span>flush<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    mm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u591a\u4e2a\u8fdb\u7a0b\u6620\u5c04\u540c\u4e00\u4e2a\u6587\u4ef6&#xff0c;\u5c31\u53ef\u4ee5\u56f4\u7ed5\u540c\u4e00\u4efd\u5e95\u5c42\u6570\u636e\u8fdb\u884c\u534f\u4f5c\u3002<\/p>\n<hr \/>\n<h2>\u5341\u4e94\u3001mmap \u548c SharedMemory \u6709\u4ec0\u4e48\u533a\u522b&#xff1f;<\/h2>\n<p>\u5b83\u4eec\u770b\u8d77\u6765\u5f88\u50cf&#xff0c;\u4f46\u76ee\u6807\u5e76\u4e0d\u5b8c\u5168\u4e00\u6837\u3002<\/p>\n<h4>SharedMemory<\/h4>\n<p>\u66f4\u52a0\u504f\u5411&#xff1a;<\/p>\n<p>\u8fd0\u884c\u65f6\u4e34\u65f6\u5171\u4eab\u6570\u636e<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>AI \u63a8\u7406\u7f13\u51b2\u533a<br \/>\n\u56fe\u50cf\u5e27<br \/>\n\u5927\u578b NumPy \u6570\u636e<br \/>\n\u5b9e\u65f6\u8ba1\u7b97\u4e2d\u95f4\u7ed3\u679c<\/p>\n<h4>mmap<\/h4>\n<p>\u66f4\u52a0\u9002\u5408&#xff1a;<\/p>\n<p>\u6587\u4ef6\u672c\u8eab\u5c31\u662f\u6570\u636e\u6e90<br \/>\n\u8d85\u5927\u6587\u4ef6\u968f\u673a\u8bfb\u53d6<br \/>\n\u9700\u8981\u6587\u4ef6\u6301\u4e45\u5316<br \/>\n\u591a\u4e2a\u8fdb\u7a0b\u5171\u540c\u6620\u5c04\u540c\u4e00\u4e2a\u6587\u4ef6<\/p>\n<p>\u53ef\u4ee5\u7b80\u5355\u8bb0\u5fc6&#xff1a;<\/p>\n<p>\u6570\u636e\u4e3b\u8981\u5728\u5185\u5b58<br \/>\n      \u2193<br \/>\nSharedMemory<\/p>\n<p>\u6570\u636e\u4e3b\u8981\u6765\u81ea\u6587\u4ef6<br \/>\n      \u2193<br \/>\nmmap<\/p>\n<p>\u5f53\u7136&#xff0c;\u771f\u6b63\u7684\u6027\u80fd\u8fd8\u53d6\u51b3\u4e8e\u8bbf\u95ee\u6a21\u5f0f\u3001\u64cd\u4f5c\u7cfb\u7edf\u9875\u9762\u7f13\u5b58\u3001\u6570\u636e\u89c4\u6a21\u4ee5\u53ca\u540c\u6b65\u7b56\u7565&#xff0c;\u9700\u8981\u901a\u8fc7 benchmark \u5224\u65ad\u3002<\/p>\n<hr \/>\n<h2>\u5341\u516d\u3001\u65b9\u5f0f\u4e03&#xff1a;Socket\u2014\u2014\u4e0d\u53ea\u4e00\u53f0\u673a\u5668\u4e5f\u80fd\u901a\u4fe1<\/h2>\n<p>\u524d\u9762\u7684 Queue\u3001Pipe\u3001SharedMemory&#xff0c;\u5927\u591a\u91cd\u70b9\u89e3\u51b3&#xff1a;<\/p>\n<p>\u540c\u4e00\u53f0\u8ba1\u7b97\u673a\u4e0a\u7684\u591a\u8fdb\u7a0b\u901a\u4fe1<\/p>\n<p>\u5982\u679c\u53d8\u6210&#xff1a;<\/p>\n<p>\u670d\u52a1\u5668 A<br \/>\n   \u2502<br \/>\n   \u2502 \u7f51\u7edc<br \/>\n   \u25bc<br \/>\n\u670d\u52a1\u5668 B<\/p>\n<p>\u5219&#xff1a;<\/p>\n<p>socket<\/p>\n<p>\u5f00\u59cb\u53d1\u6325\u4f5c\u7528\u3002<\/p>\n<p>Python \u6807\u51c6\u5e93\u76f4\u63a5\u63d0\u4f9b BSD Socket \u63a5\u53e3&#xff0c;\u53ef\u4ee5\u8fdb\u884c TCP\u3001UDP \u7b49\u7f51\u7edc\u901a\u4fe1\u3002\u5b98\u65b9 IPC \u6587\u6863\u4e5f\u660e\u786e\u533a\u5206\u4e86\u53ea\u9002\u7528\u4e8e\u672c\u673a\u8fdb\u7a0b\u7684\u673a\u5236\u548c\u80fd\u591f\u652f\u6301\u7f51\u7edc\u901a\u4fe1\u7684\u673a\u5236\u3002 (Python documentation)<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>Process A<br \/>\n    \u2502<br \/>\n    \u2502 TCP Socket<br \/>\n    \u25bc<br \/>\nProcess B<\/p>\n<p>\u751a\u81f3&#xff1a;<\/p>\n<p>\u5317\u4eac\u670d\u52a1\u5668<br \/>\n    \u2502<br \/>\n    \u25bc<br \/>\n\u4e0a\u6d77\u670d\u52a1\u5668<\/p>\n<p>\u4e5f\u53ef\u4ee5\u901a\u4fe1\u3002<\/p>\n<p>Python \u5b98\u65b9 Socket HOWTO \u5bf9\u672c\u673a IPC \u7684\u5efa\u8bae\u4e5f\u5f88\u6709\u4ee3\u8868\u6027&#xff1a;\u5982\u679c\u53ea\u662f\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u4e24\u4e2a\u8fdb\u7a0b\u8ffd\u6c42\u9ad8\u901f\u901a\u4fe1&#xff0c;\u5e94\u4f18\u5148\u8003\u8651 Pipe \u6216 Shared Memory&#xff1b;\u5982\u679c\u4f7f\u7528\u7f51\u7edc Socket&#xff0c;\u5219\u672c\u673a\u901a\u4fe1\u901a\u5e38\u7ed1\u5b9a localhost\u3002 (Python documentation)<\/p>\n<hr \/>\n<h2>\u5341\u4e03\u3001Socket \u7279\u522b\u9002\u5408\u4ec0\u4e48&#xff1f;<\/h2>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>\u5fae\u670d\u52a1<br \/>\n\u5206\u5e03\u5f0f\u8ba1\u7b97<br \/>\n\u72ec\u7acb\u670d\u52a1\u8fdb\u7a0b<br \/>\n\u6a21\u578b\u63a8\u7406\u670d\u52a1\u5668<br \/>\n\u6570\u636e\u5e93\u5ba2\u6237\u7aef<br \/>\nRPC<br \/>\n\u8de8\u4e3b\u673a\u7a0b\u5e8f<\/p>\n<p>\u4e0e SharedMemory \u76f8\u6bd4&#xff1a;<\/p>\n<p>SharedMemory<br \/>\n    \u2193<br \/>\n\u901f\u5ea6\u5feb<br \/>\n    \u2193<br \/>\n\u901a\u5e38\u5c40\u9650\u672c\u673a<\/p>\n<p>\u800c&#xff1a;<\/p>\n<p>Socket<br \/>\n    \u2193<br \/>\n\u7f51\u7edc\u6210\u672c\u66f4\u9ad8<br \/>\n    \u2193<br \/>\n\u4f46\u53ef\u4ee5\u8de8\u673a\u5668<\/p>\n<p>\u8fd9\u672c\u8d28\u4e0a\u662f\u5728\u4ea4\u6362&#xff1a;<\/p>\n<p>\u6027\u80fd<br \/>\n   \u2195<br \/>\n\u7075\u6d3b\u6027<\/p>\n<hr \/>\n<h2>\u5341\u516b\u3001\u522b\u5fd8\u4e86\u53e6\u4e00\u534a IPC&#xff1a;\u8fdb\u7a0b\u540c\u6b65<\/h2>\n<p>\u8c08 IPC \u4e0d\u80fd\u53ea\u8ba8\u8bba\u201c\u6570\u636e\u600e\u4e48\u8fc7\u53bb\u201d\u3002<\/p>\n<p>\u8fd8\u9700\u8981\u8003\u8651&#xff1a;<\/p>\n<p>\u4e24\u4e2a\u8fdb\u7a0b\u4ec0\u4e48\u65f6\u5019\u53ef\u4ee5\u64cd\u4f5c\u6570\u636e&#xff1f;<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>Process A \u6b63\u5728\u5199\u5171\u4eab\u5185\u5b58<br \/>\nProcess B \u540c\u65f6\u5f00\u59cb\u8bfb<\/p>\n<p>\u5c31\u53ef\u80fd\u8bfb\u5230&#xff1a;<\/p>\n<p>\u4e00\u534a\u65e7\u6570\u636e<br \/>\n&#043;<br \/>\n\u4e00\u534a\u65b0\u6570\u636e<\/p>\n<p>\u56e0\u6b64\u9700\u8981\u540c\u6b65\u3002<\/p>\n<p>Python multiprocessing \u63d0\u4f9b\u4e86\u4e0e\u7ebf\u7a0b\u540c\u6b65\u539f\u8bed\u5bf9\u5e94\u7684\u4e00\u7cfb\u5217\u8fdb\u7a0b\u540c\u6b65\u5de5\u5177&#xff0c;\u4f8b\u5982 Lock\u3002 (Python documentation)<\/p>\n<p>\u5e38\u7528\u7684\u6709&#xff1a;<\/p>\n<p>Lock<br \/>\nRLock<br \/>\nSemaphore<br \/>\nEvent<br \/>\nCondition<br \/>\nBarrier<\/p>\n<hr \/>\n<h2>\u5341\u4e5d\u3001Lock&#xff1a;\u4e00\u6b21\u53ea\u5141\u8bb8\u4e00\u4e2a\u8fdb\u7a0b\u8fdb\u5165<\/h2>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Lock<\/p>\n<p>lock <span class=\"token operator\">&#061;<\/span> Lock<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">with<\/span> lock<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token comment\"># \u4e34\u754c\u533a<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><\/p>\n<p>\u903b\u8f91\u5c31\u662f&#xff1a;<\/p>\n<p>Process A<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\n\u83b7\u5f97 Lock<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\n\u4fee\u6539\u5171\u4eab\u6570\u636e<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\n\u91ca\u653e Lock<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\nProcess B \u624d\u80fd\u8fdb\u5165<\/p>\n<p>\u9002\u5408\u4fdd\u62a4&#xff1a;<\/p>\n<p>\u8ba1\u6570\u5668<br \/>\n\u5171\u4eab\u6587\u4ef6<br \/>\n\u5171\u4eab\u5185\u5b58<br \/>\n\u5173\u952e\u914d\u7f6e<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u3001Event&#xff1a;\u975e\u5e38\u9002\u5408\u53d1\u9001\u201c\u5f00\u59cb\/\u505c\u6b62\u201d\u4fe1\u53f7<\/h2>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Event<br \/>\n<span class=\"token keyword\">import<\/span> time<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>stop_event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>    <span class=\"token keyword\">while<\/span> <span class=\"token keyword\">not<\/span> stop_event<span class=\"token punctuation\">.<\/span>is_set<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Worker \u6b63\u5728\u8fd0\u884c&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        time<span class=\"token punctuation\">.<\/span>sleep<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Worker \u5df2\u505c\u6b62&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>    stop_event <span class=\"token operator\">&#061;<\/span> Event<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    process <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span><br \/>\n        target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span><br \/>\n        args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>stop_event<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    time<span class=\"token punctuation\">.<\/span>sleep<span class=\"token punctuation\">(<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    stop_event<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5b83\u4e0d\u662f\u7528\u6765\u4f20&#xff1a;<\/p>\n<p>500MB \u56fe\u7247<\/p>\n<p>\u7684\u3002<\/p>\n<p>\u5b83\u4f20\u9012\u7684\u662f\u4e00\u79cd\u72b6\u6001&#xff1a;<\/p>\n<p>\u7ee7\u7eed\u8fd0\u884c&#xff1f;<br \/>\n\u505c\u6b62&#xff1f;<br \/>\n\u8d44\u6e90\u51c6\u5907\u597d\u4e86&#xff1f;<\/p>\n<p>\u56e0\u6b64&#xff0c;\u7406\u89e3 IPC \u6700\u597d\u5206\u4e24\u6761\u7ebf&#xff1a;<\/p>\n<p>\u6570\u636e\u901a\u4fe1&#xff1a;<br \/>\nQueue \/ Pipe \/ SharedMemory<\/p>\n<p>\u72b6\u6001\u540c\u6b65&#xff1a;<br \/>\nLock \/ Event \/ Semaphore<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e00\u3001\u4e00\u4e2a\u751f\u4ea7\u7ea7\u601d\u8def&#xff1a;Queue &#043; SharedMemory<\/h2>\n<p>\u5047\u8bbe\u6211\u4eec\u9700\u8981\u5904\u7406\u5f88\u591a\u5927\u56fe\u7247\u3002<\/p>\n<p>\u4e00\u79cd\u7b80\u5355\u4f46\u53ef\u80fd\u4f4e\u6548\u7684\u65b9\u6cd5&#xff1a;<\/p>\n<p>Main Process<br \/>\n     \u2502<br \/>\n     \u2502 \u6574\u5f20 100MB \u56fe\u7247<br \/>\n     \u25bc<br \/>\n   Queue<br \/>\n     \u2502<br \/>\n     \u25bc<br \/>\n Worker<\/p>\n<p>\u5982\u679c\u56fe\u7247\u5f88\u591a&#xff0c;\u5c31\u4f1a\u91cd\u590d\u4ea7\u751f\u8f83\u5927\u7684\u6570\u636e\u642c\u8fd0\u5f00\u9500\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u91cd\u65b0\u8bbe\u8ba1&#xff1a;<\/p>\n<p>                     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n                     \u2502 Shared Memory  \u2502<br \/>\n                     \u2502   \u5927\u578b\u6570\u636e\u5757    \u2502<br \/>\n                     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n                        \u25b2          \u25b2<br \/>\n                        \u2502          \u2502<br \/>\n                    Worker 1    Worker 2<br \/>\n                        \u25b2          \u25b2<br \/>\n                        \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2518<br \/>\n                             \u2502<br \/>\n                          Queue<br \/>\n                             \u2502<br \/>\n                      \u53ea\u4f20\u4efb\u52a1\u63cf\u8ff0<\/p>\n<p>Queue \u4e2d\u53ea\u53d1\u9001&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;name&#034;<\/span><span class=\"token punctuation\">:<\/span> shared_memory_name<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;offset&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;length&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">20_000_000<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u771f\u6b63\u7684\u5927\u6570\u636e\u4e0d\u79fb\u52a8\u3002<\/p>\n<p>\u8fd9\u79cd\u6a21\u5f0f\u53ef\u4ee5\u603b\u7ed3\u6210\u4e00\u53e5\u975e\u5e38\u5b9e\u7528\u7684\u8bdd&#xff1a;<\/p>\n<p>\u6d88\u606f\u4f20\u9012\u63a7\u5236\u6d41\u7a0b&#xff0c;\u5171\u4eab\u5185\u5b58\u627f\u8f7d\u6570\u636e\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e8c\u3001\u5b8c\u6574\u5c0f\u6848\u4f8b&#xff1a;\u5171\u4eab\u5185\u5b58 &#043; Queue<\/h2>\n<p>\u6765\u770b\u4e00\u4e2a\u7b80\u5316\u7248\u67b6\u6784&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> multiprocessing <span class=\"token keyword\">import<\/span> Process<span class=\"token punctuation\">,<\/span> Queue<br \/>\n<span class=\"token keyword\">from<\/span> multiprocessing<span class=\"token punctuation\">.<\/span>shared_memory <span class=\"token keyword\">import<\/span> SharedMemory<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span>task_queue<span class=\"token punctuation\">,<\/span> result_queue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>    <span class=\"token keyword\">while<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>        task <span class=\"token operator\">&#061;<\/span> task_queue<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> task <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><\/p>\n<p>        name<span class=\"token punctuation\">,<\/span> size <span class=\"token operator\">&#061;<\/span> task<\/p>\n<p>        shm <span class=\"token operator\">&#061;<\/span> SharedMemory<span class=\"token punctuation\">(<\/span>name<span class=\"token operator\">&#061;<\/span>name<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            result <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">sum<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                shm<span class=\"token punctuation\">.<\/span>buf<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span>size<span class=\"token punctuation\">]<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><\/p>\n<p>            result_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            shm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><\/p>\n<p>    task_queue <span class=\"token operator\">&#061;<\/span> Queue<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    result_queue <span class=\"token operator\">&#061;<\/span> Queue<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    data <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">bytes<\/span><span class=\"token punctuation\">(<\/span><span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    shm <span class=\"token operator\">&#061;<\/span> SharedMemory<span class=\"token punctuation\">(<\/span><br \/>\n        create<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        size<span class=\"token operator\">&#061;<\/span><span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>buf<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> data<\/p>\n<p>        process <span class=\"token operator\">&#061;<\/span> Process<span class=\"token punctuation\">(<\/span><br \/>\n            target<span class=\"token operator\">&#061;<\/span>worker<span class=\"token punctuation\">,<\/span><br \/>\n            args<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                task_queue<span class=\"token punctuation\">,<\/span><br \/>\n                result_queue<br \/>\n            <span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p>        process<span class=\"token punctuation\">.<\/span>start<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        task_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><br \/>\n            <span class=\"token punctuation\">(<\/span><br \/>\n                shm<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p>        result <span class=\"token operator\">&#061;<\/span> result_queue<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u8ba1\u7b97\u7ed3\u679c&#xff1a;&#034;<\/span><span class=\"token punctuation\">,<\/span> result<span class=\"token punctuation\">)<\/span><\/p>\n<p>        task_queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token boolean\">None<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        process<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        shm<span class=\"token punctuation\">.<\/span>unlink<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fd9\u91cc\u6574\u4e2a\u67b6\u6784\u7279\u522b\u503c\u5f97\u5206\u6790\u3002<\/p>\n<h4>Queue \u8d1f\u8d23&#xff1a;<\/h4>\n<p>\u4efb\u52a1\u901a\u77e5<br \/>\n\u4efb\u52a1\u53c2\u6570<br \/>\n\u7ed3\u679c\u8fd4\u56de<br \/>\n\u7ed3\u675f\u4fe1\u53f7<\/p>\n<h4>SharedMemory \u8d1f\u8d23&#xff1a;<\/h4>\n<p>\u771f\u6b63\u7684\u6570\u636e<\/p>\n<p>\u6700\u7ec8\u5f62\u6210&#xff1a;<\/p>\n<p>\u5c0f\u6570\u636e<br \/>\n\u2193<br \/>\nQueue<\/p>\n<p>\u5927\u6570\u636e<br \/>\n\u2193<br \/>\nSharedMemory<\/p>\n<p>\u8fd9\u6bd4\u201c\u770b\u5230 IPC \u5c31\u4ec0\u4e48\u90fd\u5f80 Queue \u91cc\u585e\u201d\u6210\u719f\u5f97\u591a\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e09\u3001\u8fd8\u6709\u4e00\u79cd\u6700\u6734\u7d20\u7684\u65b9\u6cd5&#xff1a;\u6587\u4ef6<\/h2>\n<p>\u4e0d\u8981\u5fd8\u8bb0\u6587\u4ef6\u672c\u8eab\u4e5f\u53ef\u4ee5\u5145\u5f53\u8fdb\u7a0b\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u5a92\u4ecb\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>Process A<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\nresult.json<br \/>\n   \u2502<br \/>\n   \u25bc<br \/>\nProcess B<\/p>\n<p>\u4f18\u70b9&#xff1a;<\/p>\n<p>\u7b80\u5355<br \/>\n\u6301\u4e45\u5316<br \/>\n\u5bb9\u6613\u8c03\u8bd5<br \/>\n\u7a0b\u5e8f\u9000\u51fa\u540e\u6570\u636e\u8fd8\u5728<\/p>\n<p>\u7f3a\u70b9&#xff1a;<\/p>\n<p>\u5ef6\u8fdf\u901a\u5e38\u8f83\u9ad8<br \/>\n\u9700\u8981\u8003\u8651\u6587\u4ef6\u9501<br \/>\n\u5e76\u53d1\u5199\u590d\u6742<br \/>\n\u4e0d\u9002\u5408\u9ad8\u9891\u5c0f\u6d88\u606f<\/p>\n<p>\u56e0\u6b64\u5b83\u9002\u5408&#xff1a;<\/p>\n<p>\u6279\u5904\u7406\u7a0b\u5e8f<br \/>\n\u79bb\u7ebf\u4efb\u52a1<br \/>\n\u8fdb\u7a0b\u4e4b\u95f4\u4e0d\u8981\u6c42\u5b9e\u65f6\u901a\u4fe1<\/p>\n<p>\u800c\u4e0d\u662f\u9ad8\u9891\u5b9e\u65f6 IPC\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u56db\u3001\u518d\u8fdb\u4e00\u6b65&#xff1a;Redis\u3001RabbitMQ\u3001Kafka \u7b97\u4e0d\u7b97&#xff1f;<\/h2>\n<p>\u5982\u679c\u7cfb\u7edf\u7ee7\u7eed\u6269\u5927&#xff1a;<\/p>\n<p>\u4e00\u53f0\u673a\u5668<br \/>\n\u2193<br \/>\n\u591a\u53f0\u673a\u5668<br \/>\n\u2193<br \/>\n\u51e0\u5341\u4e2a\u670d\u52a1<br \/>\n\u2193<br \/>\n\u51e0\u767e\u4e2a Worker<\/p>\n<p>\u90a3\u4e48 Python \u81ea\u5e26&#xff1a;<\/p>\n<p>multiprocessing<span class=\"token punctuation\">.<\/span>Queue<\/p>\n<p>\u663e\u7136\u5c31\u4e0d\u662f\u6574\u4e2a\u7cfb\u7edf\u7684\u89e3\u51b3\u65b9\u6848\u4e86\u3002<\/p>\n<p>\u6b64\u65f6\u53ef\u80fd\u4f7f\u7528&#xff1a;<\/p>\n<p>Redis<br \/>\nRabbitMQ<br \/>\nKafka<br \/>\n\u6570\u636e\u5e93<br \/>\nRPC<br \/>\n\u6d88\u606f\u4e2d\u95f4\u4ef6<\/p>\n<p>\u4e25\u683c\u6765\u8bf4&#xff0c;\u8fd9\u5df2\u7ecf\u4ece\u201c\u5355\u673a IPC\u201d\u9010\u6e10\u8fdb\u5165&#xff1a;<\/p>\n<p>Distributed Communication<br \/>\n\u5206\u5e03\u5f0f\u901a\u4fe1<\/p>\n<p>\u4f46\u8bbe\u8ba1\u601d\u60f3\u5176\u5b9e\u662f\u4e00\u8109\u76f8\u627f\u7684&#xff1a;<\/p>\n<p>\u751f\u4ea7\u8005<br \/>\n\u2193<br \/>\n\u901a\u4fe1\u5a92\u4ecb<br \/>\n\u2193<br \/>\n\u6d88\u8d39\u8005<\/p>\n<p>\u6240\u4ee5\u638c\u63e1 Queue&#xff0c;\u5bf9\u7406\u89e3\u6d88\u606f\u961f\u5217\u7cfb\u7edf\u4e5f\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e94\u3001\u4e03\u79cd IPC \u65b9\u6cd5\u600e\u4e48\u9009&#xff1f;<\/h2>\n<p>\u4e0b\u9762\u8fd9\u5f20\u8868\u5efa\u8bae\u4fdd\u5b58\u3002<\/p>\n<table>\n<tr>\u65b9\u6cd5\u6570\u636e\u89c4\u6a21\u901a\u4fe1\u6a21\u578b\u6027\u80fd\u7279\u70b9\u5f00\u53d1\u96be\u5ea6\u63a8\u8350\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>Queue<\/td>\n<td align=\"right\">\u5c0f\/\u4e2d<\/td>\n<td>\u591a\u5bf9\u591a<\/td>\n<td>\u8f83\u597d<\/td>\n<td>\u4f4e<\/td>\n<td>\u4efb\u52a1\u5206\u53d1<\/td>\n<\/tr>\n<tr>\n<td>Pipe<\/td>\n<td align=\"right\">\u5c0f\/\u4e2d<\/td>\n<td>\u70b9\u5bf9\u70b9<\/td>\n<td>\u8f83\u597d<\/td>\n<td>\u4f4e<\/td>\n<td>\u7236\u5b50\u8fdb\u7a0b<\/td>\n<\/tr>\n<tr>\n<td>Value<\/td>\n<td align=\"right\">\u6781\u5c0f<\/td>\n<td>\u5171\u4eab<\/td>\n<td>\u9ad8<\/td>\n<td>\u4f4e<\/td>\n<td>\u72b6\u6001\u3001\u8ba1\u6570\u5668<\/td>\n<\/tr>\n<tr>\n<td>Array<\/td>\n<td align=\"right\">\u5c0f\/\u4e2d<\/td>\n<td>\u5171\u4eab<\/td>\n<td>\u9ad8<\/td>\n<td>\u4e2d<\/td>\n<td>\u56fa\u5b9a\u6570\u7ec4<\/td>\n<\/tr>\n<tr>\n<td>SharedMemory<\/td>\n<td align=\"right\">\u5927<\/td>\n<td>\u5171\u4eab<\/td>\n<td>\u5f88\u9ad8<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u56fe\u7247\u3001\u77e9\u9635\u3001\u5927\u6570\u636e<\/td>\n<\/tr>\n<tr>\n<td>Manager<\/td>\n<td align=\"right\">\u5c0f\/\u4e2d<\/td>\n<td>Proxy<\/td>\n<td>\u76f8\u5bf9\u8f83\u4f4e<\/td>\n<td>\u5f88\u4f4e<\/td>\n<td>\u590d\u6742\u5171\u4eab\u72b6\u6001<\/td>\n<\/tr>\n<tr>\n<td>mmap<\/td>\n<td align=\"right\">\u5927<\/td>\n<td>\u6587\u4ef6\u6620\u5c04<\/td>\n<td>\u5f88\u9ad8<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u5927\u6587\u4ef6\u3001\u591a\u8fdb\u7a0b\u8bfb\u53d6<\/td>\n<\/tr>\n<tr>\n<td>Socket<\/td>\n<td align=\"right\">\u4efb\u610f<\/td>\n<td>\u6d88\u606f<\/td>\n<td>\u53d7\u7f51\u7edc\u5f71\u54cd<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u8de8\u4e3b\u673a IPC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>\u4e8c\u5341\u516d\u3001\u4e00\u5f20 IPC \u9009\u578b\u6d41\u7a0b\u56fe<\/h2>\n<p>\u9047\u5230\u95ee\u9898\u65f6&#xff0c;\u53ef\u4ee5\u6309\u7167\u4e0b\u9762\u5224\u65ad&#xff1a;<\/p>\n<p>                \u9700\u8981\u8fdb\u7a0b\u901a\u4fe1<br \/>\n                     \u2502<br \/>\n                     \u25bc<br \/>\n               \u662f\u5426\u8de8\u673a\u5668&#xff1f;<br \/>\n                \/         \\\\<br \/>\n              \u662f           \u5426<br \/>\n              \u2502            \u2502<br \/>\n              \u25bc            \u25bc<br \/>\n           Socket       \u6570\u636e\u5f88\u5927\u5417&#xff1f;<br \/>\n                       \/          \\\\<br \/>\n                     \u662f            \u5426<br \/>\n                     \u2502             \u2502<br \/>\n                     \u25bc             \u25bc<br \/>\n              SharedMemory     \u591a\u751f\u4ea7\u8005\/<br \/>\n                 \/ mmap        \u591a\u6d88\u8d39\u8005&#xff1f;<br \/>\n                               \/       \\\\<br \/>\n                              \u662f       \u5426<br \/>\n                              \u2502         \u2502<br \/>\n                              \u25bc         \u25bc<br \/>\n                            Queue      Pipe<\/p>\n<p>\u5982\u679c\u53ea\u662f&#xff1a;<\/p>\n<p>\u5171\u4eab\u6574\u6570<br \/>\n\u5171\u4eab\u5c0f\u6570\u7ec4<\/p>\n<p>\u53ef\u4ee5\u4f18\u5148\u8003\u8651&#xff1a;<\/p>\n<p>Value \/ Array<\/p>\n<p>\u5982\u679c&#xff1a;<\/p>\n<p>\u5f00\u53d1\u65b9\u4fbf<br \/>\n&gt;<br \/>\n\u6027\u80fd\u8981\u6c42<\/p>\n<p>\u53ef\u4ee5\u8003\u8651&#xff1a;<\/p>\n<p>Manager<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e03\u3001Python \u8fdb\u7a0b\u901a\u4fe1\u4e2d\u7684\u5e38\u89c1\u5751<\/h2>\n<h3>\u5751\u4e00&#xff1a;\u8ba4\u4e3a Queue \u91cc\u7684\u5bf9\u8c61\u6ca1\u6709\u590d\u5236<\/h3>\n<p>\u9519\u8bef&#xff1a;<\/p>\n<p>\u4e24\u4e2a\u8fdb\u7a0b\u62ff\u5230\u540c\u4e00\u4e2a\u666e\u901a Python \u5bf9\u8c61<\/p>\n<p>\u5b9e\u9645\u4e0a&#xff0c;Queue\/Pipe \u53d1\u9001\u666e\u901a Python \u5bf9\u8c61\u65f6\u6d89\u53ca\u5e8f\u5217\u5316\u548c\u91cd\u5efa\u3002 (Python documentation)<\/p>\n<p>\u6240\u4ee5\u5927\u5bf9\u8c61\u4f20\u8f93\u4e00\u5b9a\u8981\u6d4b\u8bd5\u3002<\/p>\n<hr \/>\n<h3>\u5751\u4e8c&#xff1a;\u5171\u4eab\u5185\u5b58\u6ca1\u6709\u9501\u5c31\u968f\u4fbf\u5199<\/h3>\n<p>SharedMemory \u89e3\u51b3&#xff1a;<\/p>\n<p>\u80fd\u4e0d\u80fd\u5171\u4eab<\/p>\n<p>\u5e76\u6ca1\u6709\u81ea\u52a8\u89e3\u51b3&#xff1a;<\/p>\n<p>\u600e\u4e48\u6b63\u786e\u5e76\u53d1\u4fee\u6539<\/p>\n<p>\u5199\u51b2\u7a81\u9700\u8981\u81ea\u5df1\u8bbe\u8ba1\u540c\u6b65\u673a\u5236\u3002<\/p>\n<hr \/>\n<h3>\u5751\u4e09&#xff1a;Manager \u5f53\u666e\u901a dict \u75af\u72c2\u8bbf\u95ee<\/h3>\n<p>\u6bd4\u5982\u5faa\u73af&#xff1a;<\/p>\n<p><span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1_000_000<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    manager_dict<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> i<\/p>\n<p>\u6bcf\u4e00\u6b21\u770b\u4f3c\u666e\u901a\u7684\u8bbf\u95ee&#xff0c;\u90fd\u53ef\u80fd\u4f34\u968f\u8fdb\u7a0b\u95f4\u4ee3\u7406\u8c03\u7528\u3002<\/p>\n<p>\u8fd9\u7c7b\u4ee3\u7801\u5e94\u8be5\u901a\u8fc7\u5b9e\u9645 profiling \u5224\u65ad&#xff0c;\u5e76\u5c3d\u53ef\u80fd&#xff1a;<\/p>\n<p>\u6279\u91cf\u5904\u7406<br \/>\n\u51cf\u5c11 IPC \u6b21\u6570<\/p>\n<hr \/>\n<h3>\u5751\u56db&#xff1a;\u4f7f\u7528 Queue \u540e\u5f3a\u5236 terminate Worker<\/h3>\n<p>\u5b98\u65b9\u6587\u6863\u7279\u522b\u8b66\u544a&#xff0c;\u5982\u679c\u4e00\u4e2a\u8fdb\u7a0b\u6b63\u5728\u4f7f\u7528 Queue \u65f6\u88ab terminate() \u6216\u64cd\u4f5c\u7cfb\u7edf\u5f3a\u5236\u7ed3\u675f&#xff0c;Queue \u4e2d\u7684\u6570\u636e\u53ef\u80fd\u88ab\u7834\u574f&#xff0c;\u8fdb\u800c\u5f71\u54cd\u5176\u4ed6\u8fdb\u7a0b\u7ee7\u7eed\u4f7f\u7528\u8be5 Queue\u3002 (Python documentation)<\/p>\n<p>\u56e0\u6b64\u751f\u4ea7\u73af\u5883\u66f4\u63a8\u8350&#xff1a;<\/p>\n<p>\u53d1\u9001\u505c\u6b62\u4fe1\u53f7<br \/>\n\u2193<br \/>\nWorker \u6b63\u5e38\u9000\u51fa<br \/>\n\u2193<br \/>\njoin()<\/p>\n<p>\u800c\u4e0d\u662f&#xff1a;<\/p>\n<p>\u76f4\u63a5\u6740\u6b7b<\/p>\n<hr \/>\n<h3>\u5751\u4e94&#xff1a;\u5fd8\u8bb0\u6e05\u7406 SharedMemory<\/h3>\n<p>\u9519\u8bef&#xff1a;<\/p>\n<p>shm <span class=\"token operator\">&#061;<\/span> SharedMemory<span class=\"token punctuation\">(<\/span>create<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> size<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u7136\u540e\u4ec0\u4e48\u90fd\u4e0d\u505a\u3002<\/p>\n<p>\u6b63\u786e\u751f\u547d\u5468\u671f\u901a\u5e38\u8981\u8003\u8651&#xff1a;<\/p>\n<p>shm<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nshm<span class=\"token punctuation\">.<\/span>unlink<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5b98\u65b9\u6587\u6863\u660e\u786e\u533a\u5206\u4e86 close() \u4e0e unlink()&#xff1a;\u524d\u8005\u5173\u95ed\u5f53\u524d\u8bbf\u95ee&#xff0c;\u540e\u8005\u8d1f\u8d23\u5728\u5171\u4eab\u5185\u5b58\u5f7b\u5e95\u4e0d\u518d\u4f7f\u7528\u65f6\u8bf7\u6c42\u5220\u9664\u8d44\u6e90\u3002 (Python documentation)<\/p>\n<p>\u8d44\u6e90\u751f\u547d\u5468\u671f\u540c\u6837\u662f IPC \u8bbe\u8ba1\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u516b\u3001\u6027\u80fd\u4f18\u5316\u6700\u91cd\u8981\u7684\u4e00\u6761\u539f\u5219&#xff1a;\u51cf\u5c11\u901a\u4fe1<\/h2>\n<p>\u5f88\u591a\u5f00\u53d1\u8005\u7814\u7a76 IPC \u65f6&#xff0c;\u4f1a\u4e0d\u65ad\u95ee&#xff1a;<\/p>\n<p>Queue \u548c Pipe \u8c01\u5feb&#xff1f;<br \/>\nSharedMemory \u5feb\u591a\u5c11&#xff1f;<br \/>\nManager \u6162\u591a\u5c11&#xff1f;<\/p>\n<p>\u4f46\u5728\u771f\u5b9e\u9879\u76ee\u91cc&#xff0c;\u66f4\u503c\u5f97\u4f18\u5148\u4f18\u5316\u7684\u662f&#xff1a;<\/p>\n<p>\u51cf\u5c11 IPC \u6b21\u6570\u3002<\/p>\n<p>\u5047\u8bbe\u4f60\u9700\u8981\u5904\u7406 100 \u4e07\u6761\u6570\u636e\u3002<\/p>\n<p>\u65b9\u6848 A&#xff1a;<\/p>\n<p>\u53d1\u9001 1 \u6761<br \/>\n\u2193<br \/>\n\u5904\u7406<br \/>\n\u2193<br \/>\n\u8fd4\u56de 1 \u6761<\/p>\n<p>\u91cd\u590d 100 \u4e07\u6b21<\/p>\n<p>\u65b9\u6848 B&#xff1a;<\/p>\n<p>\u53d1\u9001 1000 \u6761<br \/>\n\u2193<br \/>\n\u6279\u91cf\u5904\u7406<br \/>\n\u2193<br \/>\n\u6279\u91cf\u8fd4\u56de<\/p>\n<p>\u91cd\u590d 1000 \u6b21<\/p>\n<p>\u540e\u8005\u7ecf\u5e38\u66f4\u7b26\u5408\u9ad8\u541e\u5410\u8bbe\u8ba1\u3002<\/p>\n<p>\u6240\u4ee5\u5f88\u591a\u6027\u80fd\u4f18\u5316&#xff0c;\u672c\u8d28\u4e0a\u662f&#xff1a;<\/p>\n<p>\u51cf\u5c11\u5e8f\u5217\u5316<br \/>\n&#043;<br \/>\n\u51cf\u5c11\u7cfb\u7edf\u8c03\u7528<br \/>\n&#043;<br \/>\n\u51cf\u5c11\u9501\u7ade\u4e89<br \/>\n&#043;<br \/>\n\u51cf\u5c11\u8fdb\u7a0b\u5207\u6362<br \/>\n&#043;<br \/>\n\u589e\u52a0\u6279\u5904\u7406<\/p>\n<p>\u800c\u4e0d\u53ea\u662f\u6362 API\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u5341\u4e5d\u3001IPC \u7684\u5de5\u7a0b\u8bbe\u8ba1\u539f\u5219<\/h2>\n<p>\u591a\u5e74 Python \u5b9e\u6218\u4e4b\u540e&#xff0c;\u6211\u8d8a\u6765\u8d8a\u503e\u5411\u4e8e\u4e0b\u9762\u51e0\u6761\u539f\u5219\u3002<\/p>\n<h4>1. \u80fd\u4e0d\u5171\u4eab\u72b6\u6001&#xff0c;\u5c31\u4e0d\u8981\u5171\u4eab\u72b6\u6001<\/h4>\n<p>\u4f18\u5148&#xff1a;<\/p>\n<p>Message Passing<br \/>\n\u6d88\u606f\u4f20\u9012<\/p>\n<p>\u800c\u4e0d\u662f\u5230\u5904\u8bbf\u95ee\u516c\u5171\u53d8\u91cf\u3002<\/p>\n<hr \/>\n<h4>2. \u63a7\u5236\u6d88\u606f\u548c\u5927\u6570\u636e\u5206\u5f00<\/h4>\n<p>\u63a8\u8350&#xff1a;<\/p>\n<p>Queue<br \/>\n\u2193<br \/>\n\u4efb\u52a1\u63a7\u5236<\/p>\n<p>SharedMemory<br \/>\n\u2193<br \/>\n\u5927\u6570\u636e<\/p>\n<hr \/>\n<h4>3. IPC \u63a5\u53e3\u5c3d\u91cf\u7b80\u5355<\/h4>\n<p>\u4e0d\u8981\u8ba9\u4e0d\u540c\u8fdb\u7a0b\u4e4b\u95f4\u4f20\u9012\u7279\u522b\u590d\u6742\u7684\u5bf9\u8c61\u5173\u7cfb\u3002<\/p>\n<p>\u6700\u597d\u8bbe\u8ba1\u6210&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string\">&#034;task_id&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1001<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;input&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;&#8230;&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;operation&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;resize&#034;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u79cd\u660e\u786e\u534f\u8bae\u3002<\/p>\n<hr \/>\n<h4>4. \u5fc5\u987b\u8003\u8651\u5f02\u5e38\u548c\u8fdb\u7a0b\u9000\u51fa<\/h4>\n<p>\u4f8b\u5982 Worker \u5d29\u6e83\u540e&#xff1a;<\/p>\n<p>\u4efb\u52a1\u600e\u4e48\u529e&#xff1f;<br \/>\n\u5171\u4eab\u5185\u5b58\u8c01\u5220\u9664&#xff1f;<br \/>\n\u9501\u6709\u6ca1\u6709\u91ca\u653e&#xff1f;<br \/>\n\u4efb\u52a1\u662f\u5426\u9700\u8981\u91cd\u8bd5&#xff1f;<br \/>\n\u4e3b\u8fdb\u7a0b\u5982\u4f55\u53d1\u73b0&#xff1f;<\/p>\n<p>\u8fd9\u4e9b\u95ee\u9898\u5f80\u5f80\u6bd4&#xff1a;<\/p>\n<p>queue<span class=\"token punctuation\">.<\/span>put<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u672c\u8eab\u91cd\u8981\u5f97\u591a\u3002<\/p>\n<hr \/>\n<h4>5. \u6027\u80fd\u5fc5\u987b\u5b9e\u6d4b<\/h4>\n<p>\u4e0d\u540c\u7a0b\u5e8f\u4e2d\u7684\u74f6\u9888\u53ef\u80fd\u5b8c\u5168\u4e0d\u540c&#xff1a;<\/p>\n<p>\u5e8f\u5217\u5316<br \/>\n\u78c1\u76d8<br \/>\n\u5185\u5b58\u5e26\u5bbd<br \/>\n\u9501<br \/>\nCPU<br \/>\n\u7f51\u7edc<br \/>\n\u7f13\u5b58<\/p>\n<p>\u6240\u4ee5\u4e0d\u8981\u770b\u5230&#xff1a;<\/p>\n<p>SharedMemory \u6700\u5feb<\/p>\n<p>\u5c31\u628a\u6240\u6709\u4ee3\u7801\u5168\u90e8\u6539\u6210\u5171\u4eab\u5185\u5b58\u3002<\/p>\n<p>\u590d\u6742\u5ea6\u672c\u8eab\u4e5f\u662f\u6210\u672c\u3002<\/p>\n<hr \/>\n<h2>\u4e09\u5341\u3001\u5f53\u524d Python \u4e2d IPC \u5e94\u8be5\u600e\u4e48\u5b66&#xff1f;<\/h2>\n<p>\u622a\u81f3\u5f53\u524d Python 3.14 \u6587\u6863\u4f53\u7cfb&#xff0c;\u6807\u51c6\u5e93\u4ecd\u7136\u5c06 multiprocessing\u3001multiprocessing.shared_memory\u3001subprocess \u7b49\u5f52\u5165\u5e76\u53d1\u6267\u884c\u5de5\u5177&#xff0c;\u5e76\u5c06 socket\u3001signal\u3001mmap \u7b49\u5217\u5165\u7f51\u7edc\u4e0e\u8fdb\u7a0b\u95f4\u901a\u4fe1\u4f53\u7cfb\u3002 (Python documentation)<\/p>\n<p>\u5bf9\u4e8e\u521a\u5f00\u59cb\u5b66\u4e60 Python \u7f16\u7a0b\u7684\u4eba&#xff0c;\u6211\u5efa\u8bae\u6309\u7167&#xff1a;<\/p>\n<p>Queue<br \/>\n  \u2193<br \/>\nPipe<br \/>\n  \u2193<br \/>\nLock \/ Event<br \/>\n  \u2193<br \/>\nValue \/ Array<br \/>\n  \u2193<br \/>\nManager<br \/>\n  \u2193<br \/>\nSharedMemory<br \/>\n  \u2193<br \/>\nmmap<br \/>\n  \u2193<br \/>\nSocket<\/p>\n<p>\u9010\u5c42\u6df1\u5165\u3002<\/p>\n<p>\u4e0d\u8981\u4e00\u5f00\u59cb\u5c31\u9677\u5165\u64cd\u4f5c\u7cfb\u7edf IPC \u7684\u5404\u79cd\u5e95\u5c42\u7ec6\u8282\u3002<\/p>\n<p>\u5148\u771f\u6b63\u5199\u4e00\u4e2a&#xff1a;<\/p>\n<p>\u751f\u4ea7\u8005<br \/>\n&#043;<br \/>\nQueue<br \/>\n&#043;<br \/>\n\u591a\u4e2a Worker<br \/>\n&#043;<br \/>\n\u7ed3\u679c\u961f\u5217<\/p>\n<p>\u7406\u89e3\u591a\u8fdb\u7a0b\u6570\u636e\u6d41&#xff0c;\u518d\u8fdb\u4e00\u6b65\u7814\u7a76\u5171\u4eab\u5185\u5b58&#xff0c;\u5b66\u4e60\u6548\u679c\u4f1a\u597d\u5f88\u591a\u3002<\/p>\n<hr \/>\n<h2>\u4e09\u5341\u4e00\u3001\u603b\u7ed3&#xff1a;IPC \u7684\u672c\u8d28\u4e0d\u662f API&#xff0c;\u800c\u662f\u6570\u636e\u6d41<\/h2>\n<p>\u56de\u987e\u5168\u6587&#xff0c;Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\u5e38\u89c1\u65b9\u5f0f\u53ef\u4ee5\u6982\u62ec\u4e3a&#xff1a;<\/p>\n<p>Queue<br \/>\nPipe<br \/>\nValue<br \/>\nArray<br \/>\nManager<br \/>\nSharedMemory<br \/>\nmmap<br \/>\nSocket<\/p>\n<p>\u5e76\u914d\u5408&#xff1a;<\/p>\n<p>Lock<br \/>\nEvent<br \/>\nSemaphore<br \/>\nCondition<\/p>\n<p>\u7b49\u540c\u6b65\u673a\u5236\u3002<\/p>\n<p>\u5982\u679c\u53ea\u8bb0\u4f4f\u6700\u91cd\u8981\u7684\u9009\u578b\u89c4\u5219&#xff0c;\u53ef\u4ee5\u6d53\u7f29\u6210\u4e0b\u9762\u51e0\u53e5\u8bdd&#xff1a;<\/p>\n<p>\u666e\u901a\u4efb\u52a1\u5206\u53d1<br \/>\n    \u2193<br \/>\nQueue<\/p>\n<p>\u4e24\u4e2a\u8fdb\u7a0b\u70b9\u5bf9\u70b9<br \/>\n    \u2193<br \/>\nPipe<\/p>\n<p>\u51e0\u4e2a\u7b80\u5355\u5171\u4eab\u53d8\u91cf<br \/>\n    \u2193<br \/>\nValue \/ Array<\/p>\n<p>\u590d\u6742\u4f46\u4e0d\u9891\u7e41\u7684\u5171\u4eab\u5bf9\u8c61<br \/>\n    \u2193<br \/>\nManager<\/p>\n<p>\u5927\u5757\u9ad8\u9891\u6570\u636e<br \/>\n    \u2193<br \/>\nSharedMemory<\/p>\n<p>\u8d85\u5927\u6587\u4ef6<br \/>\n    \u2193<br \/>\nmmap<\/p>\n<p>\u8de8\u4e3b\u673a<br \/>\n    \u2193<br \/>\nSocket<\/p>\n<p>\u4f46\u771f\u6b63\u4f18\u79c0\u7684 Python \u5de5\u7a0b\u5e08\u4e0d\u4f1a\u4ec5\u4ec5\u95ee&#xff1a;<\/p>\n<p>\u201c\u54ea\u4e2a IPC API \u6700\u5feb&#xff1f;\u201d<\/p>\n<p>\u800c\u4f1a\u7ee7\u7eed\u95ee&#xff1a;<\/p>\n<p>\u6570\u636e\u7a76\u7adf\u6709\u591a\u5927&#xff1f;<\/p>\n<p>\u4e00\u5206\u949f\u901a\u4fe1\u591a\u5c11\u6b21&#xff1f;<\/p>\n<p>\u6570\u636e\u9700\u8981\u590d\u5236\u5417&#xff1f;<\/p>\n<p>\u6709\u6ca1\u6709\u591a\u4e2a\u6d88\u8d39\u8005&#xff1f;<\/p>\n<p>\u662f\u5426\u9700\u8981\u8de8\u673a\u5668&#xff1f;<\/p>\n<p>\u662f\u5426\u9700\u8981\u6301\u4e45\u5316&#xff1f;<\/p>\n<p>\u5171\u4eab\u72b6\u6001\u600e\u6837\u540c\u6b65&#xff1f;<\/p>\n<p>\u8fdb\u7a0b\u7a81\u7136\u9000\u51fa\u4ee5\u540e\u600e\u4e48\u529e&#xff1f;<\/p>\n<p>\u80fd\u4e0d\u80fd\u51cf\u5c11\u901a\u4fe1\u6b21\u6570&#xff1f;<\/p>\n<p>\u80fd\u4e0d\u80fd\u628a 1000 \u6b21\u5c0f\u6d88\u606f\u5408\u5e76\u6210\u4e00\u6b21\u6279\u5904\u7406&#xff1f;<\/p>\n<p>\u5f53\u4f60\u5f00\u59cb\u601d\u8003\u8fd9\u4e9b\u95ee\u9898\u65f6&#xff0c;\u5c31\u5df2\u7ecf\u4ece\u201c\u4f1a\u4f7f\u7528 multiprocessing\u201d\u8d70\u5411\u4e86\u771f\u6b63\u7684\u5e76\u53d1\u7cfb\u7edf\u8bbe\u8ba1\u3002<\/p>\n<p>Python \u7684\u9b45\u529b\u4e5f\u6070\u6070\u5728\u8fd9\u91cc\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u7528\u51e0\u884c Queue \u4ee3\u7801\u5feb\u901f\u5b8c\u6210\u4e00\u4e2a\u5c0f\u5de5\u5177&#xff0c;\u4e5f\u53ef\u4ee5\u6cbf\u7740\u76f8\u540c\u7684\u601d\u60f3\u4e00\u8def\u6df1\u5165\u5230\u5171\u4eab\u5185\u5b58\u3001\u9ad8\u6027\u80fd\u6570\u636e\u5904\u7406\u3001AI \u63a8\u7406\u670d\u52a1\u4e43\u81f3\u5206\u5e03\u5f0f\u7cfb\u7edf\u3002<\/p>\n<p>API \u53ea\u662f\u5165\u53e3&#xff0c;\u6570\u636e\u5982\u4f55\u6d41\u52a8&#xff0c;\u624d\u662f IPC \u771f\u6b63\u7684\u6838\u5fc3\u3002<\/p>\n<hr \/>\n<h2>\u53c2\u8003\u8d44\u6599\u4e0e\u5ef6\u4f38\u9605\u8bfb<\/h2>\n<p>\u5efa\u8bae\u8fdb\u4e00\u6b65\u9605\u8bfb Python \u5b98\u65b9\u7684 multiprocessing \u6587\u6863&#xff0c;\u5176\u4e2d\u5305\u542b Queue\u3001Pipe\u3001\u540c\u6b65\u5bf9\u8c61\u3001\u5171\u4eab ctypes \u5bf9\u8c61\u548c Manager \u7b49\u5b8c\u6574\u8bf4\u660e\u3002 (Python documentation)<\/p>\n<p>\u5904\u7406\u5927\u5757\u6570\u636e\u65f6&#xff0c;\u53ef\u4ee5\u91cd\u70b9\u7814\u7a76\u5b98\u65b9 multiprocessing.shared_memory \u6587\u6863&#xff0c;\u7406\u89e3\u5171\u4eab\u5185\u5b58\u7684\u521b\u5efa\u3001\u8fde\u63a5\u3001\u751f\u547d\u5468\u671f\u4ee5\u53ca SharedMemoryManager\u3002 (Python documentation)<\/p>\n<p>\u5904\u7406\u5927\u578b\u6587\u4ef6\u53ca\u6587\u4ef6\u6620\u5c04\u6570\u636e\u65f6&#xff0c;\u53ef\u4ee5\u7ee7\u7eed\u9605\u8bfb Python mmap \u5b98\u65b9\u6587\u6863\u3002 (Python 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