{"id":92303,"date":"2026-08-10T00:17:04","date_gmt":"2026-08-09T16:17:04","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/92303.html"},"modified":"2026-08-10T00:17:04","modified_gmt":"2026-08-09T16:17:04","slug":"os-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/92303.html","title":{"rendered":"OS\u2014\u2014\u6587\u4ef6\u7cfb\u7edf"},"content":{"rendered":"<h3>4.1 \u6587\u4ef6\u4e0e\u6587\u4ef6\u7cfb\u7edf\u57fa\u7840<\/h3>\n<h4>4.1.1 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\u6ca1\u6709\u7684&#xff09;&#xff1a;\n<ul>\n<li>\u8bbf\u95ee\u8ba1\u6570\u3001\u4e0a\u9501\u72b6\u6001\u3001\u4fee\u6539\u6807\u8bb0\u3001\u8fdb\u7a0b\u5360\u7528\u72b6\u6001<\/li>\n<\/ul>\n<\/li>\n<li>\u8d1f\u8d23\u8fdb\u7a0b\u8bfb\u5199\u3001\u5171\u4eab\u3001\u6587\u4ef6\u5173\u95ed\u65f6\u7684\u8ba1\u6570\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u94fe\u63a5\u8ba1\u6570&#xff08;\u78c1\u76d8inode&#xff09;&#xff1a;\u7edf\u8ba1\u78c1\u76d8\u4e0a\u6709\u51e0\u4e2a\u6587\u4ef6\u540d\u5165\u53e3&#xff08;\u7ba1\u7269\u7406\u6587\u4ef6&#xff09;\u00a0<\/p>\n<p>\u5f15\u7528\u8ba1\u6570&#xff08;\u5185\u5b58inode&#xff09;&#xff1a;\u7edf\u8ba1\u5185\u5b58\u4e2d\u6709\u51e0\u4e2a\u8fdb\u7a0b\u6b63\u5728\u6253\u5f00\u4f7f\u7528&#xff08;\u7ba1\u5185\u5b58\u8d44\u6e90&#xff09;<\/p>\n<h4>4.1.5 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\u6307\u9488\u3001\u6587\u4ef6\u504f\u79fb\u91cf&#xff08;\u8bfb\u5199\u6307\u9488&#xff09;\u3001\u8bbf\u95ee\u6a21\u5f0f\u3001\u6587\u4ef6\u6253\u5f00\u8ba1\u6570\u3002<\/p>\n<ul>\n<li>\n<p>\u4f8b\u5b50&#xff1a;\u591a\u4e2a\u8fdb\u7a0b\u540c\u65f6\u6253\u5f00\u540c\u4e00\u4e2a\u89c6\u9891\u6587\u4ef6&#xff0c;\u6240\u6709\u8fdb\u7a0b\u5171\u4eab\u8fd9\u5f20\u8868\u7684\u8bfb\u5199\u6307\u9488\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868&#xff1a;\u6bcf\u4e2a\u8fdb\u7a0b\u4e00\u5f20&#xff0c;\u5b58\u653e\u5728 PCB \u5185\u3002\u8868\u9879\u7d22\u5f15\u5c31\u662f\u6587\u4ef6\u63cf\u8ff0\u7b26 FD&#xff0c;\u8868\u5185\u5b58\u653e\u6307\u5411\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u7684\u6307\u9488\u3002<\/p>\n<ul>\n<li>\n<p>\u4f8b\u5b50&#xff1a;\u6d4f\u89c8\u5668\u8fdb\u7a0b\u3001\u6587\u6863\u8fdb\u7a0b&#xff0c;\u5404\u81ea\u62e5\u6709\u72ec\u7acb\u7684\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868&#xff0c;\u4e92\u4e0d\u5e72\u6270\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u8054\u52a8\u7684\u903b\u8f91&#xff1a;<img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"626\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7fe6d168.png\" width=\"1089\" \/><\/p>\n<ul>\n<li>\n<p>1. \u8fdb\u7a0b\u901a\u8fc7\u81ea\u8eab\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868\u7684FD&#xff0c;\u5b9a\u4f4d\u5230\u5bf9\u5e94\u7684\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff08;\u627e\u64cd\u4f5c\u5165\u53e3&#xff09;&#xff1b;<\/p>\n<p>2. \u901a\u8fc7\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868&#xff0c;\u83b7\u53d6\u6587\u4ef6\u52a8\u6001\u8bfb\u5199\u72b6\u6001&#xff08;\u504f\u79fb\u91cf\u3001\u5171\u4eab\u6b21\u6570\u3001\u6253\u5f00\u6a21\u5f0f&#xff09;&#xff1b;<\/p>\n<p>3. \u901a\u8fc7\u7cfb\u7edf\u8868\u8868\u9879\u7684\u6307\u9488\u627e\u5230\u5185\u5b58inode&#xff0c;\u8bfb\u53d6\u6587\u4ef6\u6c38\u4e45\u5c5e\u6027\u548c\u7269\u7406\u5b58\u50a8\u5730\u5740&#xff0c;\u5b8c\u6210\u78c1\u76d8\u8bfb\u5199\u3002\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u8fa8\u6790&#xff1a; \u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u7684\u6253\u5f00\u8ba1\u6570&#xff1a;\u591a\u5c11\u8fdb\u7a0b\u5171\u4eab\u540c\u4e00\u4e2a\u8bfb\u5199\u6307\u9488&#xff1b; inode \u4e2d\u7684\u5f15\u7528\u8ba1\u6570&#xff1a;\u591a\u5c11\u8fdb\u7a0b\u5728\u5171\u4eab\u8be5\u6587\u4ef6\u672c\u8eab\u3002<\/p>\n<li>\n<p>\u5efa\u7acb\u6587\u4ef6FD&#061;create(filename,mode) mode \u6307\u5b9a\u5b58\u53d6\u6743\u9650\u3002 \u6267\u884c\u6d41\u7a0b&#xff1a; \u2460\u4e3a\u6587\u4ef6\u5206\u914d\u78c1\u76d8\u5b58\u50a8\u7a7a\u95f4&#xff1b; \u2461\u5206\u914d\u78c1\u76d8 inode\u3001\u5185\u5b58 inode&#xff1b; \u2462\u6784\u9020\u76ee\u5f55\u9879&#xff08;\u6587\u4ef6\u540d &#043; \u78c1\u76d8 inode \u6307\u9488&#xff09;\u5199\u5165\u5bf9\u5e94\u76ee\u5f55\u6587\u4ef6&#xff1b; \u2463\u586b\u5145\u5185\u5b58 inode&#xff1b; \u2464\u5206\u914d\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868\u9879\u3001\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff0c;\u8bbe\u7f6e\u521d\u503c&#xff1b; \u2465\u8fd4\u56de\u6587\u4ef6\u63cf\u8ff0\u7b26 FD\u3002<\/p>\n<\/li>\n<li>\n<p>\u5220\u9664\u6587\u4ef6 \u2460\u5220\u9664\u76ee\u5f55\u4e2d\u5bf9\u5e94\u7684\u76ee\u5f55\u9879&#xff1b; \u2461\u91ca\u653e\u6587\u4ef6\u5360\u7528\u7684\u5b58\u50a8\u7a7a\u95f4\u3001FCB\u3001\u7f13\u51b2\u533a&#xff1b; \u2462\u6267\u884c\u8be5\u64cd\u4f5c\u9700\u8981\u7528\u6237\u62e5\u6709\u6587\u4ef6\u7684\u5199\u6743\u9650\u3002<\/p>\n<\/li>\n<li>\n<p>\u6253\u5f00\u6587\u4ef6FD&#061;open(filename,mode) mode \u4e3a\u6253\u5f00\u65b9\u5f0f\u3002\u6253\u5f00\u540e\u540e\u7eed\u8bfb\u5199\u5173\u95ed\u5747\u4f7f\u7528 FD&#xff0c;\u4e0d\u518d\u4f7f\u7528\u6587\u4ef6\u8def\u5f84\u3002 \u6267\u884c\u6d41\u7a0b&#xff1a; \u2460\u6309\u6587\u4ef6\u540d\u68c0\u7d22\u76ee\u5f55&#xff1b; \u2461\u627e\u5230\u6587\u4ef6\u540e&#xff0c;\u5c06\u78c1\u76d8 inode \u590d\u5236\u5230\u5185\u5b58 inode&#xff1b;\u82e5\u8be5\u6587\u4ef6\u5df2\u7ecf\u88ab\u6253\u5f00&#xff0c;\u4ec5\u5c06\u5185\u5b58 inode \u8bbf\u95ee\u8ba1\u6570 &#043; 1&#xff1b; \u2462\u5206\u914d\u7528\u6237\u3001\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff0c;\u5efa\u7acb\u6307\u9488\u5173\u8054&#xff1b; \u2463\u8fd4\u56de FD\u3002<\/p>\n<li>\n<p>\u53cc\u51fb\u6253\u5f00Word\u6587\u6863&#xff0c;\u540e\u53f0\u6267\u884copen\u8c03\u7528&#xff0c;\u4ec5\u52a0\u8f7d\u6587\u4ef6\u5143\u6570\u636e&#xff0c;\u4e0d\u52a0\u8f7d\u5168\u90e8\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/li>\n<\/li>\n<p>fork \u521b\u5efa\u5b50\u8fdb\u7a0b&#xff1a;\u7236\u5b50\u8fdb\u7a0b\u7684\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868\u9879\u53ef\u4ee5\u6307\u5411\u540c\u4e00\u4e2a\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff0c;\u6b64\u65f6\u53ef\u4ee5\u5171\u4eab\u8bfb\u5199\u6307\u9488\u3002 open \u64cd\u4f5c\u4e0d\u4f1a\u628a\u6587\u4ef6\u6570\u636e\u8bfb\u5165\u5185\u5b58&#xff0c;\u4ec5\u5c06 FCB\/inode \u8c03\u5165\u5185\u5b58&#xff1b;\u771f\u6b63\u8bfb\u6570\u636e\u65f6\u624d\u8bbf\u95ee\u78c1\u76d8\u83b7\u53d6\u6587\u4ef6\u5185\u5bb9\u3002 \u53ef\u901a\u8fc7\u7cfb\u7edf\u8c03\u7528\u5bf9\u6587\u4ef6\u52a0\u9501&#xff0c;\u5b9e\u73b0\u6587\u4ef6\u5185\u5bb9\u4fdd\u62a4\u3002<\/p>\n<li>\n<p>\u5173\u95ed\u6587\u4ef6close(fd) \u2460\u6839\u636e fd \u5b9a\u4f4d\u7528\u6237\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff0c;\u5220\u9664\u8be5\u8868\u9879&#xff1b; \u2461\u5b9a\u4f4d\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff0c;\u6253\u5f00\u8ba1\u6570\u51cf\u4e00&#xff1b; \u2462\u82e5\u6253\u5f00\u8ba1\u6570\u4e0d\u4e3a 0&#xff0c;\u8bf4\u660e\u8fd8\u6709\u8fdb\u7a0b\u5171\u4eab&#xff0c;\u76f4\u63a5\u8fd4\u56de&#xff1b; \u2463\u82e5\u6253\u5f00\u8ba1\u6570\u4e3a 0&#xff0c;\u91ca\u653e\u7cfb\u7edf\u6253\u5f00\u6587\u4ef6\u8868\u9879&#xff1b;\u5185\u5b58 inode \u5f15\u7528\u8ba1\u6570\u51cf\u4e00&#xff1b; \u2464inode \u5f15\u7528\u8ba1\u6570\u4e0d\u4e3a 0 \u76f4\u63a5\u8fd4\u56de&#xff1b;\u5426\u5219\u5c06\u5185\u5b58 inode \u5199\u56de\u78c1\u76d8 inode&#xff0c;\u91ca\u653e\u5185\u5b58 inode\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bfb\u6587\u4ef6 \u6821\u9a8c\u8bbf\u95ee\u5408\u6cd5\u6027&#xff1b;\u4f9d\u636e\u5185\u5b58 inode \u4e2d\u7684\u7269\u7406\u5730\u5740\u5b9a\u4f4d\u6587\u4ef6&#xff1b;\u4ece\u5f53\u524d\u6587\u4ef6\u504f\u79fb\u91cf\u5f00\u59cb&#xff0c;\u8bfb\u53d6\u6307\u5b9a\u5b57\u8282\u5230\u7f13\u51b2\u533a&#xff0c;\u518d\u62f7\u8d1d\u81f3\u7528\u6237\u7f13\u51b2\u533a\u3002<\/p>\n<\/li>\n<h4>4.1.6 \u6587\u4ef6\u4fdd\u62a4\u4e0e\u8bbf\u95ee\u63a7\u5236<\/h4>\n<p>\u6587\u4ef6\u4fdd\u62a4\u4e24\u5927\u76ee\u6807&#xff1a;<\/p>\n<li>\n<p>\u963b\u6b62\u672a\u6388\u6743\u7528\u6237\u8bbf\u95ee&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u9650\u5236\u6388\u6743\u7528\u6237\u7684\u8bbf\u95ee\u7c7b\u578b\u3002<\/p>\n<\/li>\n<p>\u5e94\u5bf9\u7cfb\u7edf\u6545\u969c\u7834\u574f\u6587\u4ef6\u7684\u624b\u6bb5&#xff1a;\u5efa\u7acb\u526f\u672c\u3001\u5b9a\u65f6\u8f6c\u50a8\u3002<\/p>\n<p>\u6587\u4ef6\u8bbf\u95ee\u7c7b\u578b&#xff1a;\u8bfb\u3001\u5199\u3001\u6267\u884c\u3001\u8ffd\u52a0\u3001\u5220\u9664\u3001\u5217\u8868&#xff1b;\u91cd\u547d\u540d\u3001\u590d\u5236\u7b49\u64cd\u4f5c\u53ef\u901a\u8fc7\u5e95\u5c42\u7cfb\u7edf\u8c03\u7528\u5b9e\u73b0\u3002<\/p>\n<p>\u8bbf\u95ee\u63a7\u5236\u5b9e\u73b0\u65b9\u6848&#xff1a;<\/p>\n<li>\n<p>\u8bbf\u95ee\u63a7\u5236\u77e9\u9635&#xff1b;<\/p>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"218\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7feb63e1.png\" width=\"340\" \/><\/p>\n<\/li>\n<li>\n<p>\u8bbf\u95ee\u63a7\u5236\u8868&#xff1a;\u4e3a\u6bcf\u4e2a\u6587\u4ef6 \/ \u76ee\u5f55\u914d\u7f6e&#xff0c;\u8bb0\u5f55\u7528\u6237\u540d\u4e0e\u5141\u8bb8\u7684\u64cd\u4f5c&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u53e3\u4ee4\u4e0e\u5bc6\u7801&#xff1a;\u53e3\u4ee4\u7528\u4e8e\u9274\u522b\u7528\u6237\u8eab\u4efd&#xff0c;\u65e0\u6cd5\u63a7\u5236\u8bbf\u95ee\u6743\u9650&#xff1b;\u5bc6\u7801\u4e00\u822c\u6307\u52a0\u5bc6\u7b97\u6cd5\u3002<\/p>\n<\/li>\n<h4>4.1.7 \u6587\u4ef6\u903b\u8f91\u7ed3\u6784<\/h4>\n<p>\u6587\u4ef6\u903b\u8f91\u7ed3\u6784\u662f\u7ad9\u5728\u7528\u6237\u89c6\u89d2\u770b\u5230\u7684\u6587\u4ef6\u7ec4\u7ec7\u5f62\u5f0f\u3002<\/p>\n<li>\n<p>\u65e0\u7ed3\u6784\u6587\u4ef6&#xff08;\u6d41\u5f0f\u6587\u4ef6&#xff09; \u6587\u4ef6\u662f\u5b57\u8282\u6d41&#xff0c;\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d&#xff0c;\u6e90\u7a0b\u5e8f\u3001\u53ef\u6267\u884c\u6587\u4ef6\u5927\u591a\u5c5e\u4e8e\u6b64\u7c7b\u3002\u5f3a\u884c\u5207\u5206\u4e3a\u8bb0\u5f55\u4f1a\u5e26\u6765\u989d\u5916\u5f00\u9500\u3002<\/p>\n<\/li>\n<li>\n<p>\u6709\u7ed3\u6784\u6587\u4ef6&#xff08;\u8bb0\u5f55\u5f0f\u6587\u4ef6&#xff09; \u7531\u82e5\u5e72\u8bb0\u5f55\u7ec4\u6210&#xff0c;\u8bb0\u5f55\u662f\u6700\u5c0f\u4fe1\u606f\u5355\u4f4d\u3002<\/p>\n<\/li>\n<ul>\n<li>\n<p>\u5b9a\u957f\u8bb0\u5f55&#xff1a;\u6240\u6709\u8bb0\u5f55\u957f\u5ea6\u76f8\u540c&#xff0c;\u6570\u636e\u9879\u76f8\u5bf9\u4f4d\u7f6e\u56fa\u5b9a\u3002<\/p>\n<\/li>\n<li>\n<p>\u53d8\u957f\u8bb0\u5f55&#xff1a;\u8bb0\u5f55\u957f\u5ea6\u4e0d\u7b49&#xff0c;\u6765\u6e90&#xff1a;\u5305\u542b\u53d8\u957f\u6570\u636e\u9879&#xff0c;\u6216\u8005\u5b9a\u957f\u6570\u636e\u9879\u6570\u91cf\u53ef\u53d8\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u53d8\u957f\u8bb0\u5f55&#xff1a;\u68c0\u7d22\u4fee\u6539\u9ebb\u70e6&#xff0c;\u4f46\u8282\u7701\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n<h5>&#xff08;1&#xff09;\u987a\u5e8f\u6587\u4ef6<\/h5>\n<p>\u8bb0\u5f55\u6309\u67d0\u79cd\u987a\u5e8f\u5b58\u653e&#xff0c;\u53ef\u4ee5\u987a\u5e8f\u5b58\u50a8\u6216\u8005\u94fe\u5f0f\u5b58\u50a8&#xff1b;\u8bb0\u5f55\u5927\u591a\u4e3a\u5b9a\u957f\u3002<\/p>\n<ul>\n<li>\n<p>\u4e32\u7ed3\u6784&#xff1a;\u8bb0\u5f55\u6309\u5b58\u5165\u65f6\u95f4\u6392\u5e8f&#xff0c;\u548c\u5173\u952e\u5b57\u65e0\u5173&#xff1b;\u53ea\u80fd\u4ece\u5934\u987a\u5e8f\u67e5\u627e\u3002<\/p>\n<\/li>\n<li>\n<p>\u987a\u5e8f\u7ed3\u6784&#xff1a;\u6309\u5173\u952e\u5b57\u6392\u5e8f&#xff0c;\u53ef\u4ee5\u6298\u534a\u67e5\u627e\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u6bcf\u6761\u8bb0\u5f55\u8868\u9879\u5185\u5bb9&#xff1a;\u5173\u952e\u5b57 &#043; \u5b8c\u6574\u7528\u6237\u6570\u636e<br \/>\n\u7ed3\u6784\u76f4\u89c2\u793a\u4f8b<br \/>\n[1001 \u5f20\u4e09] [1002 \u674e\u56db] [1003 \u738b\u4e94] [1004 \u8d75\u516d]<\/p>\n<p>\u67e5\u627e\u53ea\u80fd\u4ece\u5934\u904d\u5386&#xff0c;\u65e0\u4efb\u4f55\u5feb\u901f\u7d22\u5f15\u3002<\/p>\n<p>\u4f18\u70b9&#xff1a;\u6279\u91cf\u5b58\u53d6\u6548\u7387\u9ad8&#xff1b;\u78c1\u76d8\u8fd9\u7c7b\u987a\u5e8f\u5b58\u50a8\u8bbe\u5907\u53ea\u6709\u987a\u5e8f\u6587\u4ef6\u53ef\u4ee5\u9ad8\u6548\u5de5\u4f5c\u3002<\/p>\n<p>\u7f3a\u70b9&#xff1a;\u5355\u4e2a\u8bb0\u5f55\u67e5\u627e\u4fee\u6539\u6548\u7387\u4f4e&#xff0c;\u589e\u5220\u56f0\u96be\u3002<\/p>\n<h5>&#xff08;2&#xff09;\u7d22\u5f15\u6587\u4ef6<\/h5>\n<p>\u9488\u5bf9\u53d8\u957f\u8bb0\u5f55\u987a\u5e8f\u6587\u4ef6\u67e5\u627e\u6162\u7684\u95ee\u9898\u3002\u9664\u4e3b\u6587\u4ef6\u5916\u989d\u5916\u5efa\u7acb\u4e00\u5f20\u7d22\u5f15\u8868\u3002 \u7d22\u5f15\u8868\u4fdd\u5b58\u6bcf\u4e2a\u8bb0\u5f55\u7684\u6307\u9488\u3001\u8bb0\u5f55\u957f\u5ea6&#xff0c;\u7d22\u5f15\u8868\u6309\u952e\u6392\u5e8f&#xff0c;\u7d22\u5f15\u8868\u672c\u8eab\u662f\u5b9a\u957f\u8bb0\u5f55\u7684\u987a\u5e8f\u6587\u4ef6\u3002<\/p>\n<p>\u7ed3\u6784\u7279\u70b9&#xff1a;\u5206\u4e3a\u4e24\u90e8\u5206&#xff1a;\u7d22\u5f15\u8868&#xff08;\u6709\u5e8f\u5b9a\u957f&#xff09;&#043; \u4e3b\u6570\u636e\u6587\u4ef6\u3002\u4e00\u6761\u6570\u636e\u5bf9\u5e94\u4e00\u6761\u7d22\u5f15\u3002<br \/>\n\u7d22\u5f15\u8868\u6bcf\u4e00\u9879\u8868\u9879\u5185\u5bb9&#xff1a;\u5173\u952e\u5b57 &#043; \u8be5\u8bb0\u5f55\u7269\u7406\u5730\u5740\u6307\u9488 &#043; \u8bb0\u5f55\u957f\u5ea6<br \/>\n\u7d22\u5f15\u8868\u771f\u5b9e\u957f\u8fd9\u6837<br \/>\n1001 \u2192 \u78c1\u76d8\u5757 #200&#xff08;\u5f20\u4e09\u6570\u636e\u4f4d\u7f6e&#xff09;\u3001\u8bb0\u5f55\u957f\u5ea664B<br \/>\n1002 \u2192 \u78c1\u76d8\u5757 #201&#xff08;\u674e\u56db\u6570\u636e\u4f4d\u7f6e&#xff09;\u3001\u8bb0\u5f55\u957f\u5ea664B<br \/>\n1003 \u2192 \u78c1\u76d8\u5757 #202&#xff08;\u738b\u4e94\u6570\u636e\u4f4d\u7f6e&#xff09;\u3001\u8bb0\u5f55\u957f\u5ea664B<br \/>\n1004 \u2192 \u78c1\u76d8\u5757 #203&#xff08;\u8d75\u516d\u6570\u636e\u4f4d\u7f6e&#xff09;\u3001\u8bb0\u5f55\u957f\u5ea664B<br \/>\n\u6570\u636e\u533a&#xff1a;\u5355\u72ec\u5b58\u653e\u56db\u6761\u5b66\u751f\u5b8c\u6574\u8bb0\u5f55&#xff0c;\u65e0\u9700\u6709\u5e8f\u3002<\/p>\n<p>\u67e5\u627e\u6d41\u7a0b&#xff1a;\u5148\u67e5\u7d22\u5f15\u8868 \u2192 \u62ff\u5230\u6307\u9488 \u2192 \u76f4\u63a5\u5b9a\u4f4d\u6570\u636e&#xff08;\u652f\u6301\u968f\u673a\u67e5\u627e&#xff09;\u3002<\/p>\n<p>\u4f18\u70b9&#xff1a;\u628a\u53d8\u957f\u8bb0\u5f55\u7684\u987a\u5e8f\u67e5\u627e\u8f6c\u53d8\u4e3a\u7d22\u5f15\u8868\u7684\u968f\u673a\u67e5\u627e&#xff0c;\u63d0\u5347\u901f\u5ea6\u3002<\/p>\n<p>\u7f3a\u70b9&#xff1a;\u6bcf\u4e2a\u8bb0\u5f55\u90fd\u9700\u8981\u7d22\u5f15\u9879&#xff0c;\u5b58\u50a8\u5f00\u9500\u5927\u3002 \u9002\u7528\u573a\u666f&#xff1a;\u5bf9\u54cd\u5e94\u53ca\u65f6\u6027\u8981\u6c42\u9ad8&#xff0c;\u4f8b\u5982\u8ba2\u7968\u7cfb\u7edf\u3001\u5e93\u5b58\u7cfb\u7edf\u3002<\/p>\n<h5>&#xff08;3&#xff09;\u7d22\u5f15\u987a\u5e8f\u6587\u4ef6<\/h5>\n<p>\u5bf9\u8bb0\u5f55\u5206\u7ec4&#xff0c;\u4ec5\u4e3a\u6bcf\u7ec4\u7b2c\u4e00\u6761\u8bb0\u5f55\u5efa\u7acb\u7d22\u5f15\u9879\u3002 \u7ec4\u95f4\u5173\u952e\u5b57\u6709\u5e8f&#xff0c;\u7ec4\u5185\u53ef\u4ee5\u65e0\u5e8f&#xff0c;\u7c7b\u4f3c\u5206\u5757\u67e5\u627e\u3002 \u6700\u4f18\u5212\u5206&#xff1a;N \u4e2a\u8bb0\u5f55\u5206\u4e3a<img decoding=\"async\" alt=\"\\\\sqrt{N}\" class=\"mathcode\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7fecb7d4.png\" \/>\u7ec4&#xff0c;\u6bcf\u7ec4<img decoding=\"async\" alt=\"\\\\sqrt{N}\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7fecb7d4.png\" \/>\u4e2a\u8bb0\u5f55\u3002\u517c\u987e\u67e5\u627e\u901f\u5ea6\u4e0e\u987a\u5e8f\u7279\u6027\u3002<\/p>\n<p>\u7ed3\u6784\u7279\u70b9&#xff1a;\u6570\u636e\u5206\u7ec4\u5b58\u653e&#xff0c;\u4e00\u7ec4\u6570\u636e\u53ea\u5bf9\u5e94\u4e00\u6761\u7d22\u5f15&#xff0c;\u7d22\u5f15\u6570\u91cf\u6781\u5c11\u3002<br \/>\n\u7d22\u5f15\u8868\u6bcf\u4e00\u9879\u8868\u9879\u5185\u5bb9&#xff1a;\u7ec4\u9996\u5173\u952e\u5b57 &#043; \u672c\u7ec4\u8d77\u59cb\u7269\u7406\u6307\u9488<br \/>\n\u7d22\u5f15\u8868\u771f\u5b9e\u957f\u8fd9\u6837&#xff08;\u6781\u7b80&#xff09;<br \/>\n1001 \u2192 \u7b2c\u4e00\u7ec4\u8d77\u59cb\u5730\u5740&#xff08;\u5305\u542b&#xff1a;1001\u30011002&#xff09;<br \/>\n1003 \u2192 \u7b2c\u4e8c\u7ec4\u8d77\u59cb\u5730\u5740&#xff08;\u5305\u542b&#xff1a;1003\u30011004&#xff09;<br \/>\n\u6570\u636e\u533a\u7ed3\u6784<br \/>\n\u7b2c\u4e00\u7ec4&#xff1a;[1001\u5f20\u4e09][1002\u674e\u56db]<br \/>\n\u7b2c\u4e8c\u7ec4&#xff1a;[1003\u738b\u4e94][1004\u8d75\u516d]<\/p>\n<p>\u67e5\u627e\u6d41\u7a0b&#xff1a;\u7d22\u5f15\u5b9a\u4f4d\u7ec4 \u2192 \u7ec4\u5185\u987a\u5e8f\u67e5\u627e\u3002<\/p>\n<h5>&#xff08;4&#xff09;\u76f4\u63a5\u6587\u4ef6\u4e0e\u6563\u5217\u6587\u4ef6<\/h5>\n<p>\u76f4\u63a5\u6587\u4ef6&#xff1a;\u7531\u5173\u952e\u5b57\u76f4\u63a5\u7b97\u51fa\u8bb0\u5f55\u7269\u7406\u5730\u5740\u3002 \u6563\u5217\u6587\u4ef6\u5c5e\u4e8e\u76f4\u63a5\u6587\u4ef6&#xff0c;\u901a\u8fc7\u54c8\u5e0c\u51fd\u6570\u5c06\u5173\u952e\u5b57\u8f6c\u6362\u4e3a\u5b58\u50a8\u5730\u5740\u3002<\/p>\n<h3>4.2 \u6587\u4ef6\u7269\u7406\u7ed3\u6784\u4e0e\u76ee\u5f55\u7ba1\u7406<\/h3>\n<h4>4.2.1 \u6587\u4ef6\u7269\u7406\u7ed3\u6784<\/h4>\n<p>\u6587\u4ef6\u7269\u7406\u7ed3\u6784\u63cf\u8ff0\u6587\u4ef6\u5728\u5916\u5b58\u4e0a\u7684\u7ec4\u7ec7\u5f62\u5f0f&#xff0c;\u5305\u542b\u6587\u4ef6\u5206\u914d\u65b9\u5f0f\u3001\u78c1\u76d8\u7a7a\u95f2\u5757\u7ba1\u7406\u3002 \u4e09\u79cd\u4e3b\u6d41\u5206\u914d\u65b9\u5f0f&#xff1a;\u8fde\u7eed\u5206\u914d\u3001\u94fe\u63a5\u5206\u914d\u3001\u7d22\u5f15\u5206\u914d\u3002<\/p>\n<li>\n<p>\u8fde\u7eed\u5206\u914d \u4e3a\u6587\u4ef6\u5206\u914d\u4e00\u7ec4\u76f8\u90bb\u78c1\u76d8\u5757&#xff0c;\u903b\u8f91\u987a\u5e8f\u4e0e\u7269\u7406\u987a\u5e8f\u4e00\u81f4\u3002\u76ee\u5f55\u9879\u8bb0\u5f55\u9996\u5757\u53f7\u3001\u6587\u4ef6\u603b\u5757\u6570\u3002 \u652f\u6301\u987a\u5e8f\u8bbf\u95ee\u3001\u968f\u673a\u8bbf\u95ee\u3002<\/p>\n<li>\n<p>\u7ed3\u6784\u7279\u70b9&#xff1a;\u4e00\u4e2a\u6587\u4ef6\u7684\u6240\u6709\u6570\u636e\u76d8\u5757&#xff0c;\u5728\u78c1\u76d8\u4e0a\u8fde\u7eed\u6328\u7740\u5b58\u653e&#xff0c;\u65e0\u95f4\u9694\u3001\u65e0\u8df3\u8dc3\u3002<br \/>\n\u76ee\u5f55\u8868\u9879\u5b58\u653e\u5185\u5bb9&#xff1a;\u6587\u4ef6\u8d77\u59cb\u78c1\u76d8\u5757\u53f7 &#043; \u6587\u4ef6\u603b\u5757\u6570<br \/>\n\u7269\u7406\u5b58\u50a8\u76f4\u89c2\u793a\u4f8b<br \/>\n\u6587\u4ef6data.txt \u5360\u7528\u8fde\u7eed3\u4e2a\u78c1\u76d8\u5757&#xff1a;<br \/>\n#50&#xff08;\u7b2c1\u5757\u6570\u636e&#xff09; #51&#xff08;\u7b2c2\u5757\u6570\u636e&#xff09; #52&#xff08;\u7b2c3\u5757\u6570\u636e&#xff09;\n<\/li>\n<li>\n<p>\u4f18\u70b9&#xff1a;\u968f\u673a\u8bbf\u95ee\u6548\u7387\u9ad8\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u521b\u5efa\u6587\u4ef6\u524d\u9700\u8981\u9884\u77e5\u6587\u4ef6\u5927\u5c0f&#xff1b;\u52a8\u6001\u6269\u5c55\u56f0\u96be&#xff1b;\u63d2\u5165\u5220\u9664\u5f00\u9500\u5927&#xff1b;\u6269\u5c55\u65e0\u76f8\u90bb\u76d8\u5757\u65f6\u9700\u8981\u6574\u4f53\u642c\u8fc1\u6587\u4ef6\u3002<\/p>\n<\/li>\n<\/li>\n<li>\n<p>\u94fe\u63a5\u5206\u914d&#xff1a;\u5206\u914d\u79bb\u6563\u76d8\u5757&#xff0c;\u901a\u8fc7\u6307\u9488\u4e32\u8054\u6210\u94fe\u8868&#xff0c;\u6d88\u9664\u5916\u90e8\u788e\u7247&#xff0c;\u652f\u6301\u52a8\u6001\u589e\u957f\u3002<\/p>\n<\/li>\n<ul>\n<li>\n<p>\u9690\u5f0f\u94fe\u63a5&#xff1a;\u76ee\u5f55\u8bb0\u5f55\u9996\u5757\u3001\u672b\u5757&#xff1b;\u6bcf\u4e2a\u76d8\u5757\u5b58\u653e\u4e0b\u4e00\u76d8\u5757\u6307\u9488\u3002<\/p>\n<ul>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u4ec5\u9002\u5408\u987a\u5e8f\u8bbf\u95ee&#xff1b;\u8bfb\u53d6\u7b2c i \u5757\u5fc5\u987b\u4ece\u5934\u904d\u5386&#xff1b;\u6307\u9488\u5360\u7528\u5b58\u50a8\u7a7a\u95f4&#xff1b;\u4e00\u4e2a\u6307\u9488\u635f\u574f\u5c31\u4f1a\u4e22\u5931\u540e\u7eed\u6570\u636e\u3002<\/p>\n<\/p>\n<p>Windows \u4ee5\u7c07\u3001Linux \u4ee5\u5757\u4f5c\u4e3a\u5206\u914d\u5355\u4f4d&#xff0c;\u7531\u591a\u4e2a\u6247\u533a\u7ec4\u6210&#xff0c;\u964d\u4f4e\u6307\u9488\u5b58\u50a8\u5360\u6bd4&#xff0c;\u4f46\u4f1a\u589e\u5927\u5185\u90e8\u788e\u7247\u3002<\/p>\n<ul>\n<li>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"204\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7fed35be.png\" width=\"155\" \/><\/p>\n<\/li>\n<li>\n<p>\u7ed3\u6784\u7279\u70b9&#xff1a;\u6587\u4ef6\u76d8\u5757\u79bb\u6563\u6563\u843d\u5728\u78c1\u76d8\u5404\u5904&#xff0c;\u6bcf\u4e00\u4e2a\u6570\u636e\u5757\u81ea\u5e26\u300c\u4e0b\u4e00\u5757\u6307\u9488\u300d&#xff0c;\u4e32\u6210\u4e00\u6761\u94fe\u8868\u3002<br \/>\n\u76ee\u5f55\u8868\u9879\u5b58\u653e\u5185\u5bb9&#xff1a;\u6587\u4ef6\u8d77\u59cb\u78c1\u76d8\u5757\u53f7&#xff08;\u4ec5\u97001\u4e2a&#xff09;<br \/>\n\u7269\u7406\u5b58\u50a8\u76f4\u89c2\u793a\u4f8b&#xff08;\u9690\u5f0f\u94fe\u63a5&#xff09;<br \/>\ndata.txt \u79bb\u6563\u5206\u5e03&#xff1a;<br \/>\n#20\u6570\u636e \u2192 \u6307\u9488\u6307\u5411 #66<br \/>\n#66\u6570\u636e \u2192 \u6307\u9488\u6307\u5411 #91<br \/>\n#91\u6570\u636e \u2192 \u7ed3\u675f\u6307\u9488\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u663e\u5f0f\u94fe\u63a5&#xff08;FAT \u6587\u4ef6\u5206\u914d\u8868&#xff09; \u628a\u6240\u6709\u76d8\u5757\u7684\u540e\u7ee7\u6307\u9488\u63d0\u53d6\u51fa\u6765&#xff0c;\u5b58\u653e\u5728\u6574\u5f20 FAT \u8868&#xff0c;\u4e00\u5f20\u78c1\u76d8\u5171\u7528\u4e00\u5f20 FAT&#xff0c;\u5f00\u673a\u8bfb\u5165\u5185\u5b58\u5e38\u9a7b\u3002\u7c7b\u4f3c\u4e8e\u9759\u6001\u94fe\u8868\u7ed3\u6784\u3002 \u6309\u5757\u53f7\u7d22\u5f15&#xff0c;-1 \u4ee3\u8868\u6587\u4ef6\u7ed3\u675f&#xff0c;-2 \u4ee3\u8868\u76d8\u5757\u7a7a\u95f2&#xff1b;\u76ee\u5f55\u9879<span style=\"color:#fe2c24\">\u4ec5\u4fdd\u5b58\u6587\u4ef6\u9996\u5757\u53f7<\/span>\u3002<span style=\"color:#fe2c24\">FAT \u540c\u65f6\u53ef\u4ee5\u7ba1\u7406\u7a7a\u95f2\u78c1\u76d8\u5757<\/span>\u3002<\/p>\n<ul>\n<li>\n<p>FAT \u8868\u6bcf\u4e00\u9879\u5b58\u653e\u5185\u5bb9&#xff1a;\u5f53\u524d\u76d8\u5757\u7684\u300c\u4e0b\u4e00\u4e2a\u76d8\u5757\u53f7 \/ \u7ed3\u675f\u6807\u8bb0 \/ \u7a7a\u95f2\u6807\u8bb0\u300d<br \/>\n\u7269\u7406\u5b58\u50a8\u76f4\u89c2\u793a\u4f8b<br \/>\n\u6587\u4ef6 data.txt \u5360\u7528&#xff1a;#20 \u2192 #66 \u2192 #91&#xff08;\u7ed3\u675f&#xff09;<br \/>\nFAT \u5168\u5c40\u8868\u771f\u5b9e\u7ed3\u6784&#xff1a;<br \/>\nFAT[20] &#061; 66<br \/>\nFAT[66] &#061; 91<br \/>\nFAT[91] &#061; -1&#xff08;\u6587\u4ef6\u7ed3\u675f&#xff09;<br \/>\nFAT[\u5176\u4ed6\u7a7a\u95f2\u5757] &#061; -2\n<\/li>\n<li>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"291\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260809161702-6a78a7fef03de.png\" width=\"156\" \/><\/p>\n<\/li>\n<li>\n<p>\u4f18\u70b9&#xff1a;\u67e5\u627e\u5728\u5185\u5b58\u5b8c\u6210&#xff0c;\u51cf\u5c11\u78c1\u76d8 IO\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u5927\u5bb9\u91cf\u78c1\u76d8 FAT \u8868\u9879\u6570\u91cf\u5de8\u5927&#xff0c;\u5185\u5b58\u5f00\u9500\u5927&#xff1b;\u8868\u9879\u4f4d\u6570\u7531\u78c1\u76d8\u603b\u5757\u6570\u51b3\u5b9a\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7d22\u5f15\u5206\u914d \u4e3a\u6bcf\u4e2a\u6587\u4ef6\u5206\u914d\u4e13\u95e8\u7684\u7d22\u5f15\u5757&#xff0c;\u5b58\u653e\u8be5\u6587\u4ef6\u5168\u90e8\u6570\u636e\u76d8\u5757\u53f7\u3002\u8bbf\u95ee\u7b2c i \u5757\u5c31\u8bfb\u53d6\u7d22\u5f15\u5757\u7684\u7b2c i \u9879\u3002<\/p>\n<ul>\n<li>\n<p>\u7ed3\u6784\u7279\u70b9&#xff1a;\u5355\u72ec\u5f00\u8f9f\u4e00\u4e2a\u7d22\u5f15\u5757&#xff0c;\u4e13\u95e8\u5b58\u653e\u8be5\u6587\u4ef6\u6240\u6709\u6570\u636e\u5757\u7684\u5757\u53f7&#xff1b;\u6570\u636e\u5757\u5b8c\u5168\u79bb\u6563\u5b58\u50a8\u3002<br \/>\n\u7d22\u5f15\u5757\u6bcf\u4e00\u9879\u5185\u5bb9&#xff1a;\u5f53\u524d\u6587\u4ef6\u7684\u6570\u636e\u78c1\u76d8\u5757\u53f7<br \/>\n\u7269\u7406\u5b58\u50a8\u76f4\u89c2\u793a\u4f8b<br \/>\n\u7d22\u5f15\u5757 #100&#xff08;\u4e13\u95e8\u5b58\u5730\u5740&#xff09;&#xff1a;<br \/>\n\u7b2c1\u9879 \u2192 #30&#xff08;\u6570\u636e\u57571&#xff09;<br \/>\n\u7b2c2\u9879 \u2192 #55&#xff08;\u6570\u636e\u57572&#xff09;<br \/>\n\u7b2c3\u9879 \u2192 #77&#xff08;\u6570\u636e\u57573&#xff09;<br \/>\n\u6570\u636e\u533a\u79bb\u6563\u5206\u5e03&#xff1a;#30\u3001#55\u3001#77 \u5404\u81ea\u72ec\u7acb\u5b58\u653e\u6570\u636e\n<\/li>\n<li>\n<p>\u4f18\u70b9&#xff1a;\u652f\u6301\u968f\u673a\u8bbf\u95ee&#xff0c;\u6587\u4ef6\u62d3\u5c55\u65b9\u4fbf&#xff0c;\u65e0\u5916\u90e8\u788e\u7247\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f3a\u70b9&#xff1a;\u7d22\u5f15\u5757\u5e26\u6765\u989d\u5916\u5b58\u50a8\u5f00\u9500&#xff1b;\u8bbf\u95ee\u6587\u4ef6\u9700\u8981\u4e24\u6b21\u8bfb\u78c1\u76d8&#xff08;\u5148\u8bfb\u7d22\u5f15\u5757&#xff0c;\u518d\u8bfb\u6570\u636e\u5757&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>4.2.2 \u76ee\u5f55\u7ba1\u7406<\/h4>\n<p>\u76ee\u5f55\u672c\u8d28\u662f\u7d22\u5f15&#xff0c;\u5efa\u7acb\u6587\u4ef6\u540d\u5230\u6587\u4ef6\u7269\u7406\u5730\u5740\u7684\u6620\u5c04&#xff1b;\u76ee\u5f55\u662f FCB \u7684\u6709\u5e8f\u96c6\u5408&#xff0c;\u76ee\u5f55\u9879\u5c31\u662f FCB\u3002 \u76ee\u5f55\u529f\u80fd&#xff1a;\u6309\u540d\u5b58\u53d6\u3001\u6587\u4ef6\u5171\u4eab\u3002Windows \u4e0b\u76ee\u5f55\u5373\u6587\u4ef6\u5939\u3002<\/p>\n<li>\n<p>\u5355\u7ea7\u76ee\u5f55&#xff1a;\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u4e00\u5f20\u76ee\u5f55\u8868\u3002\u4e0d\u5141\u8bb8\u91cd\u540d&#xff1b;\u9002\u5408\u5355\u7528\u6237&#xff0c;\u65e0\u6cd5\u5b9e\u73b0\u5206\u7c7b\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e24\u7ea7\u76ee\u5f55&#xff1a;\u4e3b\u6587\u4ef6\u76ee\u5f55&#xff08;\u7528\u6237\u540d &#043; \u7528\u6237\u76ee\u5f55\u6307\u9488&#xff09;&#043; \u7528\u6237\u6587\u4ef6\u76ee\u5f55\u3002\u65e0\u6cd5\u5bf9\u6587\u4ef6\u5206\u7c7b\u3002<\/p>\n<li>\n<p>\u901a\u4fd7\u4f8b\u5b50&#xff1a;\u7535\u8111\u6709\u300c\u7ba1\u7406\u5458\u3001\u8bbf\u5ba2\u300d\u4e24\u4e2a\u7528\u6237\u8d26\u6237&#xff0c;\u6bcf\u4e2a\u7528\u6237\u6709\u72ec\u7acb\u7684\u6587\u4ef6\u5b58\u653e\u7a7a\u95f4&#xff0c;\u7528\u6237\u4e4b\u95f4\u6587\u4ef6\u9694\u79bb&#xff0c;\u4f46\u6bcf\u4e2a\u7528\u6237\u5185\u90e8\u65e0\u6cd5\u5efa\u5b50\u6587\u4ef6\u5939\u5206\u7c7b\u3002<\/p>\n<\/li>\n<\/li>\n<li>\n<p>\u6811\u5f62\u76ee\u5f55&#xff1a;\u6839\u76ee\u5f55\u4e3a\u6811\u6839&#xff0c;\u5b50\u76ee\u5f55\u4e3a\u5206\u652f&#xff0c;\u6587\u4ef6\u4e3a\u53f6\u5b50\u3002<\/p>\n<li>\n<p>\u5f53\u524d\u76ee\u5f55&#xff08;\u5de5\u4f5c\u76ee\u5f55&#xff09;&#xff1a;\u8fdb\u7a0b\u6b63\u5728\u4f7f\u7528\u7684\u76ee\u5f55&#xff0c;\u52a0\u5feb\u68c0\u7d22\u3002<\/p>\n<\/li>\n<li>\n<p>\u7edd\u5bf9\u8def\u5f84&#xff1a;\u4ece\u6839\u76ee\u5f55\u51fa\u53d1&#xff1b;\u76f8\u5bf9\u8def\u5f84&#xff1a;\u4ece\u5f53\u524d\u76ee\u5f55\u51fa\u53d1\u3002 \u4f18\u70b9&#xff1a;\u89e3\u51b3\u91cd\u540d&#xff0c;\u652f\u6301\u5171\u4eab\u3002 \u7f3a\u70b9&#xff1a;\u8def\u5f84\u67e5\u627e\u9700\u8981\u9010\u7ea7\u8bbf\u95ee\u78c1\u76d8&#xff0c;IO \u6b21\u6570\u589e\u52a0\u3002<\/p>\n<\/li>\n<\/li>\n<li>\n<p>\u65e0\u73af\u56fe\u76ee\u5f55&#xff1a;\u5728\u6811\u5f62\u76ee\u5f55\u57fa\u7840\u4e0a\u589e\u52a0\u6709\u5411\u8fb9&#xff1b;\u5141\u8bb8\u6587\u4ef6 \/ \u5b50\u76ee\u5f55\u62e5\u6709\u591a\u4e2a\u7236\u76ee\u5f55&#xff0c;\u65b9\u4fbf\u5171\u4eab\u3002<\/p>\n<li>\n<p>\u901a\u4fd7\u4f8b\u5b50&#xff1a;\u4e00\u4efd\u516c\u5171\u8003\u7814\u771f\u9898\u6587\u4ef6&#xff0c;\u53ef\u540c\u65f6\u653e\u5728\u300c\u64cd\u4f5c\u7cfb\u7edf\u6587\u4ef6\u5939\u300d\u548c\u300c\u516c\u5171\u8d44\u6599\u6587\u4ef6\u5939\u300d\u4e0b&#xff0c;\u4e24\u4e2a\u76ee\u5f55\u5747\u53ef\u8bbf\u95ee\u8be5\u6587\u4ef6&#xff0c;\u4ec5\u4fdd\u7559\u4e00\u4efd\u539f\u59cb\u526f\u672c\u3002<\/p>\n<\/li>\n<\/li>\n<h5>\u76ee\u5f55\u64cd\u4f5c<\/h5>\n<ul>\n<li>\n<p>\u521b\u5efa\u76ee\u5f55&#xff1a;\u6811\u5f62\u76ee\u5f55\u65b0\u5efa\u5b50\u76ee\u5f55&#xff0c;\u81ea\u52a8\u751f\u6210.&#xff08;\u5f53\u524d\u76ee\u5f55&#xff09;\u3001..&#xff08;\u7236\u76ee\u5f55&#xff09;\u4e24\u4e2a\u76ee\u5f55\u9879\u3002<\/p>\n<\/li>\n<li>\n<p>\u5220\u9664\u76ee\u5f55&#xff1a;\u7a7a\u76ee\u5f55\u76f4\u63a5\u5220\u9664\u76ee\u5f55\u9879&#xff1b;\u975e\u7a7a\u76ee\u5f55\u884c\u4e3a\u7531\u7cfb\u7edf\u51b3\u5b9a&#xff0c;\u8981\u4e48\u9012\u5f52\u5168\u90e8\u5220\u9664&#xff0c;\u8981\u4e48\u62a5\u9519\u8fd4\u56de\u3002<\/p>\n<\/li>\n<li>\n<p>\u5207\u6362\u76ee\u5f55&#xff1a;\u4fee\u6539\u5de5\u4f5c\u76ee\u5f55&#xff0c;\u53ef\u4ee5\u6307\u5b9a\u7edd\u5bf9 \/ \u76f8\u5bf9\u8def\u5f84&#xff0c;\u65e0\u53c2\u6570\u4e00\u822c\u5207\u6362\u4e3a\u4e3b\u76ee\u5f55\u3002<\/p>\n<ul>\n<li>\n<p>\u4f8b\u5b50&#xff1a;CMD\u547d\u4ee4\u884c\u901a\u8fc7cd\u6307\u4ee4\u5207\u6362\u6587\u4ef6\u5939\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6587\u4ef6\u67e5\u627e&#xff1a;\u9010\u7ea7\u89e3\u6790\u8def\u5f84\u5206\u91cf&#xff0c;\u6bcf\u4e00\u7ea7\u8bfb\u53d6\u5bf9\u5e94\u76ee\u5f55\u6587\u4ef6&#xff0c;\u5339\u914d\u6587\u4ef6\u540d&#xff0c;\u83b7\u53d6 inode \u53f7&#xff0c;\u6700\u7ec8\u5f97\u5230\u7269\u7406\u5730\u5740\u3002\u4efb\u610f\u4e00\u7ea7\u67e5\u627e\u5931\u8d25\u76f4\u63a5\u8fd4\u56de\u6587\u4ef6\u4e0d\u5b58\u5728\u3002\u6839\u76ee\u5f55\u4e00\u822c\u5e38\u9a7b\u5185\u5b58\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>\u76ee\u5f55\u5b9e\u73b0<\/h5>\n<li>\n<p>\u7ebf\u6027\u8868&#xff1a;\u76ee\u5f55\u9879\u5b58\u653e\u5728\u7ebf\u6027\u8868&#xff0c;\u9010\u4e2a\u6bd4\u5bf9\u6587\u4ef6\u540d&#xff0c;\u7ebf\u6027\u67e5\u627e\u3002<\/p>\n<\/li>\n<li>\n<p>\u54c8\u5e0c\u8868&#xff1a;\u6587\u4ef6\u540d\u4f5c\u4e3a key&#xff0c;\u76d8\u5757\u6307\u9488\u4f5c\u4e3a value&#xff1b;\u67e5\u627e\u901f\u5ea6\u5feb&#xff0c;\u9700\u8981\u5904\u7406\u54c8\u5e0c\u51b2\u7a81\u3002<\/p>\n<\/li>\n<h4>4.2.3 \u6587\u4ef6\u5171\u4eab<\/h4>\n<p>\u76ee\u6807&#xff1a;\u5916\u5b58\u53ea\u4fdd\u7559\u4e00\u4efd\u526f\u672c&#xff0c;\u8282\u7ea6\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u51cf\u5c11 IO\u3002<\/p>\n<li>\n<p>\u786c\u94fe\u63a5&#xff08;\u57fa\u4e8e inode \u5171\u4eab&#xff09; \u7528\u6237\u76ee\u5f55\u65b0\u589e\u76ee\u5f55\u9879&#xff0c;\u6307\u5411\u540c\u4e00\u4e2a inode&#xff0c;inode \u94fe\u63a5\u8ba1\u6570 count&#043;1\u3002 \u4fee\u6539\u6587\u4ef6\u5bf9\u6240\u6709\u94fe\u63a5\u53ef\u89c1\u3002\u5220\u9664\u6587\u4ef6\u53ea\u5220\u9664\u76ee\u5f55\u9879&#xff0c;count \u51cf\u4e00&#xff1b;count \u4e3a 0 \u624d\u771f\u6b63\u91ca\u653e\u78c1\u76d8\u7a7a\u95f4\u3002 \u9650\u5236&#xff1a;\u5fc5\u987b\u5728\u540c\u4e00\u4e2a inode \u6587\u4ef6\u7cfb\u7edf\u5185&#xff0c;\u4e0d\u80fd\u94fe\u63a5\u4e0d\u5b58\u5728\u7684\u6587\u4ef6\u3002<\/p>\n<\/li>\n<li>\n<p>\u8f6f\u94fe\u63a5&#xff08;\u7b26\u53f7\u94fe\u63a5&#xff09; \u72ec\u7acb\u7684\u7279\u6b8a\u6587\u4ef6&#xff0c;\u5b58\u50a8\u76ee\u6807\u6587\u4ef6\u7684\u8def\u5f84\u5b57\u7b26\u4e32\u3002Windows \u5feb\u6377\u65b9\u5f0f\u5c31\u662f\u8f6f\u94fe\u63a5\u3002<\/p>\n<\/li>\n<p>\u8f6f\u94fe\u63a5\u672c\u8eab\u5360\u7528\u78c1\u76d8\u7a7a\u95f4&#xff1b;\u5efa\u7acb\u8f6f\u94fe\u63a5&#xff0c;\u539f\u6587\u4ef6 inode 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