{"id":71093,"date":"2026-02-03T07:48:40","date_gmt":"2026-02-02T23:48:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/71093.html"},"modified":"2026-02-03T07:48:40","modified_gmt":"2026-02-02T23:48:40","slug":"%e5%bc%82%e6%ad%a5%e7%bc%96%e7%a8%8b%e7%9a%84%e8%87%b4%e5%91%bd%e9%99%b7%e9%98%b1%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e4%b8%80%e8%a1%8c%e5%90%8c%e6%ad%a5%e4%bb%a3%e7%a0%81%e8%83%bd%e8%ae%a9%e6%95%b4","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/71093.html","title":{"rendered":"\u5f02\u6b65\u7f16\u7a0b\u7684\u81f4\u547d\u9677\u9631\uff1a\u4e3a\u4ec0\u4e48\u4e00\u884c\u540c\u6b65\u4ee3\u7801\u80fd\u8ba9\u6574\u4e2a\u670d\u52a1\u5668\u505c\u6446\uff1f"},"content":{"rendered":"

\u5f02\u6b65\u7f16\u7a0b\u7684\u81f4\u547d\u9677\u9631：\u4e3a\u4ec0\u4e48\u4e00\u884c\u540c\u6b65\u4ee3\u7801\u80fd\u8ba9\u6574\u4e2a\u670d\u52a1\u5668\u505c\u6446？<\/h2>\n

\u5f15\u8a00：\u4e00\u6b21\u751f\u4ea7\u4e8b\u6545\u5e26\u6765\u7684\u6df1\u523b\u6559\u8bad<\/h3>\n

\u4e09\u5e74\u524d\u7684\u4e00\u4e2a\u6df1\u591c，\u6211\u63a5\u5230\u4e86\u8fd0\u7ef4\u56e2\u961f\u7684\u7d27\u6025\u7535\u8bdd："\u670d\u52a1\u5668\u5361\u6b7b\u4e86！\u6240\u6709\u7528\u6237\u8bf7\u6c42\u90fd\u5728\u6392\u961f！"\u6211\u8fc5\u901f\u767b\u5f55\u670d\u52a1\u5668，\u53d1\u73b0 CPU \u4f7f\u7528\u7387\u4e0d\u5230 10%，\u5185\u5b58\u5145\u8db3，\u7f51\u7edc\u7545\u901a，\u4f46 5000 \u4e2a WebSocket \u8fde\u63a5\u5168\u90e8\u5904\u4e8e\u7b49\u5f85\u72b6\u6001\u3002\u7ecf\u8fc7\u4e24\u4e2a\u5c0f\u65f6\u7684\u6392\u67e5，\u6211\u7ec8\u4e8e\u627e\u5230\u4e86\u7f6a\u9b41\u7978\u9996\u2014\u2014\u4e00\u884c\u770b\u4f3c\u65e0\u5bb3\u7684\u540c\u6b65\u6570\u636e\u5e93\u67e5\u8be2\u4ee3\u7801\u3002<\/p>\n

\u90a3\u4e00\u591c，\u6211\u6df1\u523b\u7406\u89e3\u4e86\u5f02\u6b65\u7f16\u7a0b\u4e2d\u6700\u53cd\u76f4\u89c9\u7684\u771f\u76f8：\u5728\u5f02\u6b65\u4e16\u754c\u91cc，\u4e00\u4e2a\u534f\u7a0b\u7684\u963b\u585e\u5c31\u662f\u5168\u5c40\u7684\u707e\u96be\u3002\u4eca\u5929,\u6211\u8981\u7528\u771f\u5b9e\u6848\u4f8b\u548c\u53ef\u8fd0\u884c\u7684\u4ee3\u7801，\u5e2e\u4f60\u5f7b\u5e95\u907f\u5f00\u8fd9\u4e2a\u8ba9\u65e0\u6570\u5f00\u53d1\u8005\u8e29\u5751\u7684\u9677\u9631\u3002<\/p>\n

\u4e00\u3001\u707e\u96be\u73b0\u573a：\u4e00\u884c\u4ee3\u7801\u5982\u4f55"\u51bb\u7ed3"\u6574\u4e2a\u4e8b\u4ef6\u5faa\u73af<\/h3>\n

\u6848\u4f8b\u91cd\u73b0：\u770b\u4f3c\u6b63\u5e38\u7684\u5f02\u6b65\u670d\u52a1\u5668<\/h4>\n

import<\/span> asyncio
\nimport<\/span> time
\nimport<\/span> sqlite3<\/p>\n

# \u6a21\u62df\u5f02\u6b65 Web \u670d\u52a1\u5668<\/span>
\nasync<\/span> def<\/span> handle_request<\/span>(<\/span>request_id)<\/span>:<\/span>
\n print<\/span>(<\/span>f"[<\/span>{<\/span>time.<\/span>strftime(<\/span>'%H:%M:%S'<\/span>)<\/span>}<\/span><\/span>] \u8bf7\u6c42 <\/span>{<\/span>request_id}<\/span><\/span> \u5f00\u59cb\u5904\u7406"<\/span><\/span>)<\/span><\/p>\n

# \u274c \u81f4\u547d\u9519\u8bef：\u5728\u5f02\u6b65\u51fd\u6570\u4e2d\u6267\u884c\u540c\u6b65\u963b\u585e\u64cd\u4f5c<\/span>
\n conn =<\/span> sqlite3.<\/span>connect(<\/span>'data.db'<\/span>)<\/span>
\n cursor =<\/span> conn.<\/span>cursor(<\/span>)<\/span>
\n cursor.<\/span>execute(<\/span>"SELECT * FROM users WHERE id = ?"<\/span>,<\/span> (<\/span>request_id,<\/span>)<\/span>)<\/span>
\n time.<\/span>sleep(<\/span>2<\/span>)<\/span> # \u6a21\u62df\u6162\u67e5\u8be2<\/span>
\n result =<\/span> cursor.<\/span>fetchall(<\/span>)<\/span>
\n conn.<\/span>close(<\/span>)<\/span><\/p>\n

print<\/span>(<\/span>f"[<\/span>{<\/span>time.<\/span>strftime(<\/span>'%H:%M:%S'<\/span>)<\/span>}<\/span><\/span>] \u8bf7\u6c42 <\/span>{<\/span>request_id}<\/span><\/span> \u5904\u7406\u5b8c\u6210"<\/span><\/span>)<\/span>
\n return<\/span> result<\/p>\n

async<\/span> def<\/span> main<\/span>(<\/span>)<\/span>:<\/span>
\n # \u6a21\u62df 10 \u4e2a\u5e76\u53d1\u8bf7\u6c42<\/span>
\n tasks =<\/span> [<\/span>handle_request(<\/span>i)<\/span> for<\/span> i in<\/span> range<\/span>(<\/span>10<\/span>)<\/span>]<\/span>
\n await<\/span> asyncio.<\/span>gather(<\/span>*<\/span>tasks)<\/span><\/p>\n

# \u8fd0\u884c\u6d4b\u8bd5<\/span>
\nstart =<\/span> time.<\/span>time(<\/span>)<\/span>
\nasyncio.<\/span>run(<\/span>main(<\/span>)<\/span>)<\/span>
\nprint<\/span>(<\/span>f"\\\\n\u603b\u8017\u65f6：<\/span>{<\/span>time.<\/span>time(<\/span>)<\/span> –<\/span> start:<\/span>.2f<\/span>}<\/span><\/span> \u79d2"<\/span><\/span>)<\/span><\/p>\n

\u8fd0\u884c\u7ed3\u679c（\u707e\u96be\u6027\u7684）：<\/p>\n

[14:30:00] \u8bf7\u6c42 0 \u5f00\u59cb\u5904\u7406
\n[14:30:02] \u8bf7\u6c42 0 \u5904\u7406\u5b8c\u6210 # \u963b\u585e\u4e86 2 \u79d2
\n[14:30:02] \u8bf7\u6c42 1 \u5f00\u59cb\u5904\u7406 # \u5176\u4ed6\u8bf7\u6c42\u5168\u5728\u7b49\u5f85
\n[14:30:04] \u8bf7\u6c42 1 \u5904\u7406\u5b8c\u6210
\n…
\n\u603b\u8017\u65f6：20.15 \u79d2 # \u7406\u8bba\u4e0a\u5e94\u8be5\u662f 2 \u79d2！<\/p>\n

\u95ee\u9898\u5256\u6790：\u867d\u7136\u6211\u4eec\u7528\u4e86 async\/await，\u4f46\u7531\u4e8e time.sleep() \u548c sqlite3 \u662f\u540c\u6b65\u963b\u585e\u64cd\u4f5c，\u4e8b\u4ef6\u5faa\u73af\u5728\u6267\u884c\u8fd9\u4e9b\u4ee3\u7801\u65f6\u5b8c\u5168\u505c\u6ede，\u65e0\u6cd5\u8c03\u5ea6\u5176\u4ed6\u534f\u7a0b\u3002<\/p>\n

\u4e8c\u3001\u6df1\u5165\u539f\u7406：\u4e3a\u4ec0\u4e48\u540c\u6b65\u4ee3\u7801\u4f1a"\u51bb\u7ed3"\u4e8b\u4ef6\u5faa\u73af<\/h3>\n

1. \u4e8b\u4ef6\u5faa\u73af\u7684\u5355\u7ebf\u7a0b\u672c\u8d28<\/h4>\n

# \u7b80\u5316\u7684\u4e8b\u4ef6\u5faa\u73af\u5de5\u4f5c\u6d41\u7a0b<\/span>
\nclass<\/span> SimpleEventLoop<\/span>:<\/span>
\n def<\/span> run<\/span>(<\/span>self)<\/span>:<\/span>
\n while<\/span> self.<\/span>has_tasks(<\/span>)<\/span>:<\/span>
\n task =<\/span> self.<\/span>get_next_task(<\/span>)<\/span>
\n task.<\/span>run(<\/span>)<\/span> # \u26a0\ufe0f \u5982\u679c\u8fd9\u91cc\u963b\u585e，\u6574\u4e2a\u5faa\u73af\u505c\u6b62<\/span><\/p>\n

\u5173\u952e\u8ba4\u77e5：\u4e8b\u4ef6\u5faa\u73af\u8fd0\u884c\u5728\u5355\u4e2a\u7ebf\u7a0b\u4e2d，\u5f53\u6267\u884c\u5230\u963b\u585e\u4ee3\u7801\u65f6：<\/p>\n