{"id":63007,"date":"2026-01-21T07:17:25","date_gmt":"2026-01-20T23:17:25","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/63007.html"},"modified":"2026-01-21T07:17:25","modified_gmt":"2026-01-20T23:17:25","slug":"408%e7%9c%9f%e9%a2%98%e8%a7%a3%e6%9e%90-2009-46-%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f-%e8%af%b7%e6%b1%82%e9%a1%b5%e5%bc%8f%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/63007.html","title":{"rendered":"408\u771f\u9898\u89e3\u6790-2009-46-\u64cd\u4f5c\u7cfb\u7edf-\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406"},"content":{"rendered":"

\u4e00 \u771f\u98982009-46<\/h2>\n

2009-46\u9898.（8\u5206）\u8bf7\u6c42\u5206\u9875\u7ba1\u7406\u7cfb\u7edf\u4e2d，\u5047\u8bbe\u67d0\u8fdb\u7a0b\u7684\u9875\u8868\u5185\u5bb9\u5982\u4e0b\u8868\u6240\u793a：<\/p>\n\n\u9875\u53f7\u9875\u6846(Page Frame)\u53f7\u6709\u6548\u4f4d(\u5b58\u5728\u4f4d)<\/tr>\n\n\n\n\n
0<\/td>\n101H<\/td>\n1<\/td>\n<\/tr>\n
1<\/td>\n\u2013<\/td>\n0<\/td>\n<\/tr>\n
2<\/td>\n254H<\/td>\n1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u9875\u9762\u5927\u5c0f\u4e3a 4KB，\u4e00\u6b21\u5185\u5b58\u7684\u8bbf\u95ee\u65f6\u95f4\u4e3a 100ns，\u4e00\u6b21\u5feb\u8868（TLB）\u7684\u8bbf\u95ee\u65f6\u95f4\u4e3a 10ns，\u5904\u7406\u4e00\u6b21\u7f3a\u9875\u7684\u5e73\u5747\u65f6\u95f4\u4e3a 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>ns（\u5df2\u542b\u66f4\u65b0 TLB \u548c\u9875\u8868\u7684\u65f6\u95f4），\u8fdb\u7a0b\u7684\u9a7b\u7559\u96c6\u5927\u5c0f\u56fa\u5b9a\u4e3a 2，\u91c7\u7528\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7f6e\u6362\u7b97\u6cd5（LRU）\u548c\u5c40\u90e8\u6dd8\u6c70\u7b56\u7565\u3002\u5047\u8bbe \u2460 TLB\u521d\u59cb\u4e3a\u7a7a；\u2461 \u5730\u5740\u8f6c\u6362\u65f6\u5148\u8bbf\u95ee TLB，\u82e5 TLB \u672a\u547d\u4e2d，\u518d\u8bbf\u95ee\u9875\u8868（\u5ffd\u7565\u8bbf\u95ee\u9875\u8868\u4e4b\u540e\u7684 TLB \u66f4\u65b0\u65f6\u95f4）；\u2462 \u6709\u6548\u4f4d\u4e3a 0 \u8868\u793a\u9875\u9762\u4e0d\u5728\u5185\u5b58，\u4ea7\u751f\u7f3a\u9875\u4e2d\u65ad，\u7f3a\u9875\u4e2d\u65ad\u5904\u7406\u540e，\u8fd4\u56de\u5230\u4ea7\u751f\u7f3a\u9875\u4e2d\u65ad\u7684\u6307\u4ee4\u5904\u91cd\u65b0\u6267\u884c\u3002\u8bbe\u6709\u865a\u5730\u5740\u8bbf\u95ee\u5e8f\u5217 2362H\u30011565H\u300125A5H，\u8bf7\u95ee：<\/p>\n

1.\u4f9d\u6b21\u8bbf\u95ee\u4e0a\u8ff0\u4e09\u4e2a\u865a\u5730\u5740，\u5404\u9700\u591a\u5c11\u65f6\u95f4？\u7ed9\u51fa\u8ba1\u7b97\u8fc7\u7a0b\u3002<\/p>\n

2.\u57fa\u4e8e\u4e0a\u8ff0\u8bbf\u95ee\u5e8f\u5217，\u865a\u5730\u5740 1565H \u7684\u7269\u7406\u5730\u5740\u662f\u591a\u5c11？\u8bf7\u8bf4\u660e\u7406\u7531\u3002<\/p>\n

\u4e8c \u9898\u76ee\u8981\u7d20\u89e3\u6790<\/h2>\n

\u6838\u5fc3\u524d\u63d0<\/h4>\n
  • \u5730\u5740\u62c6\u5206\u89c4\u5219：\u9875\u9762\u5927\u5c0f 4KB = 2122^{12}<\/span><\/span>2<\/span><\/span>12<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>B，\u56e0\u6b64\u865a\u62df\u5730\u5740\u7684\u4f4e 12 \u4f4d\u662f\u9875\u5185\u504f\u79fb，\u9ad8\u4f4d\u662f\u9875\u53f7（\u5341\u516d\u8fdb\u5236\u4e2d 1 \u4f4d\u5bf9\u5e94 4 \u4f4d\u4e8c\u8fdb\u5236，12 \u4f4d\u5bf9\u5e94 3 \u4f4d\u5341\u516d\u8fdb\u5236）\u3002<\/li>\n
  • TLB \/ \u9875\u8868\u8bbf\u95ee\u903b\u8f91：\u5148\u8bbf TLB（10ns）\u2192 TLB \u672a\u547d\u4e2d\u5219\u8bbf\u9875\u8868（100ns）\u2192 \u9875\u8868\u6709\u6548\u4f4d = 1 \u5219\u8bbf\u7269\u7406\u5185\u5b58（100ns）；\u6709\u6548\u4f4d = 0 \u5219\u89e6\u53d1\u7f3a\u9875（10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>ns），\u5904\u7406\u540e\u91cd\u65b0\u6267\u884c\u5730\u5740\u8f6c\u6362 + \u8bbf\u5b58\u3002<\/li>\n
  • \u7f6e\u6362\u89c4\u5219：\u9a7b\u7559\u96c6\u5927\u5c0f = 2，LRU（\u6700\u8fd1\u6700\u5c11\u4f7f\u7528）\u5c40\u90e8\u7f6e\u6362，\u7f3a\u9875\u65f6\u6dd8\u6c70\u5185\u5b58\u4e2d\u6700\u4e45\u672a\u4f7f\u7528\u7684\u9875\u9762\u3002<\/li>\n

    \u5173\u952e\u6982\u5ff5<\/h4>\n
      \n
    • \u6709\u6548\u4f4d：1 = \u9875\u9762\u5728\u5185\u5b58，0 = \u9875\u9762\u4e0d\u5728\u5185\u5b58（\u7f3a\u9875）；<\/li>\n
    • TLB \u521d\u59cb\u4e3a\u7a7a：\u7b2c\u4e00\u6b21\u8bbf\u95ee\u4efb\u610f\u9875\u53f7\u90fd\u4e0d\u4f1a\u547d\u4e2d TLB；<\/li>\n
    • \u7f3a\u9875\u5904\u7406\u540e\u9700\u91cd\u65b0\u6267\u884c：\u7f3a\u9875\u65f6\u7684\u65f6\u95f4\u9700\u5305\u542b \u201c\u7f3a\u9875\u5904\u7406\u65f6\u95f4 + \u91cd\u65b0\u5730\u5740\u8f6c\u6362 + \u8bbf\u5b58\u65f6\u95f4\u201d\u3002<\/li>\n<\/ul>\n\n\u8981\u7d20\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n\n\n
      \u9875\u9762\u5927\u5c0f<\/td>\n4KB = 2122^{12}<\/span><\/span>2<\/span><\/span>12<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> B \u2192 \u865a\u5730\u5740\u4f4e 12 \u4f4d\u4e3a\u9875\u5185\u504f\u79fb，\u9ad8 4 \u4f4d\u4e3a\u9875\u53f7（\u56e0\u5730\u5740\u4e3a 16 \u4f4d\u5341\u516d\u8fdb\u5236，\u5171 16 \u4f4d）<\/td>\n<\/tr>\n
      \u865a\u5730\u5740\u7ed3\u6784<\/td>\n16 \u4f4d\u5730\u5740：\u9ad8 4 \u4f4d = \u9875\u53f7，\u4f4e 12 \u4f4d = \u9875\u5185\u504f\u79fb<\/td>\n<\/tr>\n
      \u9875\u8868\u72b6\u6001<\/td>\n– \u9875 0：\u5728\u5185\u5b58，\u9875\u6846 101H – \u9875 1：\u4e0d\u5728\u5185\u5b58（\u6709\u6548\u4f4d=0） – \u9875 2：\u5728\u5185\u5b58，\u9875\u6846 254H<\/td>\n<\/tr>\n
      \u9a7b\u7559\u96c6 = 2<\/td>\n\u5185\u5b58\u4e2d\u6700\u591a\u53ea\u80fd\u6709 2 \u4e2a\u8be5\u8fdb\u7a0b\u7684\u9875\u9762<\/td>\n<\/tr>\n
      \u5f53\u524d\u5185\u5b58\u9875\u9762<\/td>\n\u521d\u59cb\u65f6：\u9875 0 \u548c\u9875 2 \u5728\u5185\u5b58（\u5171 2 \u4e2a），\u7b26\u5408\u9a7b\u7559\u96c6\u9650\u5236<\/td>\n<\/tr>\n
      TLB \u521d\u59cb\u4e3a\u7a7a<\/td>\n\u6bcf\u6b21\u9996\u6b21\u8bbf\u95ee\u67d0\u9875，TLB \u5fc5\u672a\u547d\u4e2d<\/td>\n<\/tr>\n
      \u7f3a\u9875\u5904\u7406\u540e\u91cd\u8bd5<\/td>\n\u7f3a\u9875\u4e2d\u65ad\u5904\u7406\u5b8c，\u91cd\u65b0\u6267\u884c\u5bfc\u81f4\u7f3a\u9875\u7684\u90a3\u6761\u8bbf\u5b58\u6307\u4ee4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u4e09 \u54d4\u54d4\u8be6\u89e3<\/h2>\n

      \u6b65\u9aa4 1：\u89e3\u6790\u6bcf\u4e2a\u865a\u5730\u5740\u7684\u9875\u53f7\u548c\u504f\u79fb<\/h4>\n
        \n
      • 2362H \u2192 \u4e8c\u8fdb\u5236：0010 0011 0110 0010\n
          \n
        • \u9ad8 4 \u4f4d：0010 = 2 \u2192 \u9875\u53f7 = 2<\/li>\n
        • \u4f4e 12 \u4f4d：0011 0110 0010 = 362H \u2192 \u504f\u79fb<\/li>\n<\/ul>\n<\/li>\n
        • 1565H \u2192 0001 0101 0110 0101\n
            \n
          • \u9ad8 4 \u4f4d：0001 = 1 \u2192 \u9875\u53f7 = 1<\/li>\n
          • \u504f\u79fb = 565H<\/li>\n<\/ul>\n<\/li>\n
          • 25A5H \u2192 0010 0101 1010 0101\n
              \n
            • \u9ad8 4 \u4f4d：0010 = 2 \u2192 \u9875\u53f7 = 2<\/li>\n
            • \u504f\u79fb = 5A5H<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

              \u2705 \u9875\u53f7：2 \u2192 1 \u2192 2<\/p>\n

              \u6b65\u9aa4 2：\u6a21\u62df\u8bbf\u95ee\u8fc7\u7a0b（\u542b TLB\u3001\u9875\u8868\u3001\u7f3a\u9875\u3001LRU）<\/h4>\n

              🟢 \u521d\u59cb\u72b6\u6001：<\/h5>\n
                \n
              • \u5185\u5b58\u9875\u9762：{\u98750, \u98752}（\u9a7b\u7559\u96c6\u6ee1）<\/li>\n
              • LRU \u961f\u5217（\u6700\u8fd1\u4f7f\u7528\u5728\u53f3）：[\u98750, \u98752]（\u5047\u8bbe\u521d\u59cb\u987a\u5e8f，\u4f46\u7b2c\u4e00\u6b21\u8bbf\u95ee\u4f1a\u66f4\u65b0）<\/li>\n
              • TLB：\u7a7a<\/li>\n<\/ul>\n
                🔹 \u8bbf\u95ee 1：2362H（\u9875\u53f7 = 2）<\/h5>\n
              • \u67e5 TLB：\u672a\u547d\u4e2d（10 ns）<\/li>\n
              • \u67e5\u9875\u8868：\u98752 \u6709\u6548\u4f4d=1，\u5728\u5185\u5b58，\u9875\u6846=254H（\u8bbf\u95ee\u5185\u5b58\u9875\u8868：100 ns）<\/li>\n
              • \u6784\u9020\u7269\u7406\u5730\u5740：254H << 12 | 362H<\/li>\n
              • \u8bbf\u95ee\u7269\u7406\u5185\u5b58\u53d6\u6570\u636e：100 ns<\/li>\n
              • \u66f4\u65b0 TLB（\u9898\u76ee\u8bf4\u5ffd\u7565\u66f4\u65b0\u65f6\u95f4，\u4f46 TLB \u5df2\u7f13\u5b58\u98752）<\/li>\n

                \u2705 \u603b\u65f6\u95f4 =10ns(\u8bbf\u95eeTLB) + 100ns(\u8bbf\u95ee\u9875\u8868) + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143）= 210 ns<\/p>\n

                📌 \u6ce8\u610f：\u5373\u4f7f TLB \u672a\u547d\u4e2d，\u53ea\u8981\u9875\u5728\u5185\u5b58，\u5c31\u53ea\u9700\u4e00\u6b21\u989d\u5916\u5185\u5b58\u8bbf\u95ee（\u67e5\u9875\u8868）<\/p>\n

                🔹 \u8bbf\u95ee 2：1565H（\u9875\u53f7 = 1）<\/h5>\n
              • \u67e5 TLB：\u672a\u547d\u4e2d（10 ns）<\/li>\n
              • \u67e5\u9875\u8868：\u98751 \u6709\u6548\u4f4d=0 \u2192 \u7f3a\u9875\u4e2d\u65ad<\/li>\n
              • \u5904\u7406\u7f3a\u9875： 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> ns\n
                  \n
                • \u9a7b\u7559\u96c6\u5df2\u6ee1（2 \u4e2a\u9875\u9762），\u9700 LRU \u6dd8\u6c70<\/li>\n
                • \u5f53\u524d\u9875\u9762\u4f7f\u7528\u5386\u53f2：\u98752 \u521a\u88ab\u8bbf\u95ee（\u6700\u65b0），\u98750 \u8f83\u65e7 \u2192 \u6dd8\u6c70\u98750<\/li>\n
                • \u8c03\u5165\u98751，\u5206\u914d\u65b0\u9875\u6846（\u5047\u8bbe\u4e3a XH），\u66f4\u65b0\u9875\u8868：\u98751 \u2192 XH，\u6709\u6548\u4f4d=1<\/li>\n
                • \u66f4\u65b0 TLB（\u98751 \u6761\u76ee）<\/li>\n<\/ul>\n<\/li>\n
                • \u91cd\u65b0\u6267\u884c\u8bbf\u5b58\u6307\u4ee4（\u5373\u518d\u6b21\u8bbf\u95ee 1565H）：\n
                    \n
                  • \u67e5 TLB：\u547d\u4e2d（10 ns）\u2192 \u5f97\u5230\u9875\u6846 XH<\/li>\n
                  • \u8bbf\u95ee\u7269\u7406\u5185\u5b58：100 ns<\/li>\n<\/ul>\n<\/li>\n

                    \u2705 \u603b\u65f6\u95f4 = \u7b2c\u4e00\u6b21：10ns(\u8bbf\u95eeTLB) + 100ns(\u8bbf\u95ee\u9875\u8868) + 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>ns(\u8c03\u9875)\u3000+ \u91cd\u8bd5：10 ns（\u8bbf\u95eeTLB） + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143）
                    \n\u3000\u3000\u3000\u3000\u3000= 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>+220 ns = 100,000,220 ns<\/p>\n

                    \u26a0\ufe0f \u5173\u952e：\u7f3a\u9875\u540e\u5fc5\u987b\u91cd\u8bd5\u539f\u6307\u4ee4，\u56e0\u6b64\u6709\u4e24\u6b21\u5730\u5740\u8f6c\u6362\u8fc7\u7a0b！<\/p>\n

                    🔹 \u8bbf\u95ee 3：25A5H（\u9875\u53f7 = 2）<\/h5>\n
                      \n
                    • \u6b64\u65f6\u5185\u5b58\u9875\u9762：{\u98751, \u98752}（\u98750 \u5df2\u88ab\u6dd8\u6c70）<\/li>\n
                    • TLB \u4e2d\u5df2\u6709\u98752（\u7b2c\u4e00\u6b21\u8bbf\u95ee\u540e\u52a0\u5165），\u4e5f\u53ef\u80fd\u6709\u98751（\u7f3a\u9875\u540e\u52a0\u5165）<\/li>\n<\/ul>\n
                    • \u67e5 TLB：\u547d\u4e2d（\u98752 \u5728 TLB）\u2192 10 ns<\/li>\n
                    • \u76f4\u63a5\u8bbf\u95ee\u7269\u7406\u5185\u5b58：100 ns<\/li>\n

                      \u2705 \u603b\u65f6\u95f4 = 10ns(\u8bbf\u95eeTLB) + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143） = 110 ns<\/p>\n

                      📌 \u65e0\u9700\u67e5\u9875\u8868，\u56e0 TLB \u547d\u4e2d<\/p>\n

                      \u6b65\u9aa4 3：\u56de\u7b54\u95ee\u9898 2 \u2014\u2014 1565H \u7684\u7269\u7406\u5730\u5740<\/h4>\n

                      \u6b65\u9aa4 1：\u5206\u89e3\u865a\u5730\u5740 1565H<\/h5>\n
                        \n
                      • 1565H = 0001 0101 0110 0101（16 \u4f4d）<\/li>\n
                      • \u9875\u9762\u5927\u5c0f 4KB = 212212 \u2192 \u4f4e 12 \u4f4d\u4e3a\u504f\u79fb，\u9ad8 4 \u4f4d\u4e3a\u9875\u53f7<\/li>\n
                      • \u9875\u53f7 = 0001 = 1<\/li>\n
                      • \u9875\u5185\u504f\u79fb = 0101 0110 0101 = 565H<\/li>\n<\/ul>\n
                        \u6b65\u9aa4 2：\u786e\u5b9a\u98751 \u7684\u9875\u6846\u53f7<\/h5>\n
                          \n
                        • \u7f3a\u9875\u65f6，LRU \u6dd8\u6c70\u98750（\u56e0\u5176\u5728\u98752 \u4e4b\u540e\u672a\u88ab\u8bbf\u95ee）；<\/li>\n
                        • \u98750 \u539f\u5360\u9875\u6846 101H，\u88ab\u6dd8\u6c70\u540e\u8be5\u9875\u6846\u7a7a\u95f2；<\/li>\n
                        • OS \u5c06\u98751 \u88c5\u5165\u6b64\u7a7a\u95f2\u9875\u6846 \u2192 \u98751 \u7684\u9875\u6846\u53f7 = 101H<\/li>\n<\/ul>\n

                          📌 \u6ce8：\u867d\u7136\u9898\u76ee\u672a\u660e\u8bf4\u201c\u5206\u914d\u54ea\u4e2a\u9875\u6846\u201d，\u4f46\u5728\u9a7b\u7559\u96c6\u56fa\u5b9a\u3001\u5c40\u90e8\u7f6e\u6362\u4e0b，\u56de\u6536\u88ab\u6dd8\u6c70\u9875\u9762\u7684\u9875\u6846\u662f\u6807\u51c6\u505a\u6cd5\u3002\u56e0\u6b64，101H \u662f\u98751 \u6700\u53ef\u80fd\u7684\u9875\u6846\u53f7\u3002<\/p>\n

                          \u6b65\u9aa4 3：\u62fc\u63a5\u7269\u7406\u5730\u5740<\/h5>\n
                            \n
                          • \u7269\u7406\u5730\u5740 = (\u9875\u6846\u53f7 << 12) | \u9875\u5185\u504f\u79fb<\/li>\n
                          • = (101H << 12) | 565H<\/li>\n
                          • = 101000H + 565H<\/li>\n
                          • = 101565H<\/li>\n<\/ul>\n

                            \u56db \u53c2\u8003\u7b54\u6848<\/h2>\n
                              \n
                            • \n

                              2362H（\u9875\u53f7=2）：
                              \nTLB \u672a\u547d\u4e2d（10 ns）\u2192 \u8bbf\u95ee\u9875\u8868（100 ns）\u2192 \u8bbf\u95ee\u5185\u5b58（100 ns）<\/p>\n

                              \u603b\u65f6\u95f4 =10ns(\u8bbf\u95eeTLB) + 100ns(\u8bbf\u95ee\u9875\u8868) + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143）= 210 ns<\/p>\n

                              \u603b\u8ba1：210 ns<\/p>\n<\/li>\n

                            • \n

                              1565H（\u9875\u53f7=1）：<\/p>\n

                              \u603b\u65f6\u95f4 = \u7b2c\u4e00\u6b21：10ns(\u8bbf\u95eeTLB) + 100ns(\u8bbf\u95ee\u9875\u8868) + 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>ns(\u8c03\u9875)\u3000+ \u91cd\u8bd5：10 ns（\u8bbf\u95eeTLB） + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143）
                              \n\u3000\u3000\u3000\u3000\u3000= 10810^8<\/span><\/span>1<\/span>0<\/span><\/span>8<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>+220 ns = 100,000,220 ns<\/p>\n

                              \u603b\u8ba1： 100,000,220 ns<\/p>\n<\/li>\n

                            • \n

                              25A5H（\u9875\u53f7=2）：
                              \nTLB \u547d\u4e2d（10 ns）\u2192 \u8bbf\u95ee\u5185\u5b58（100 ns）<\/p>\n

                              \u603b\u65f6\u95f4 = 10ns(\u8bbf\u95eeTLB) + 100 ns（\u8bbf\u95ee\u5185\u5b58\u5355\u5143） = 110 ns<\/p>\n

                              \u603b\u8ba1：110 ns<\/p>\n<\/li>\n

                            • \n

                              1565H \u7684\u7269\u7406\u5730\u5740 \u662f101565H；\u56e0\u4e3a2\u53f7\u9875\u9762\u521a\u88ab\u8bbf\u95ee，\u4e0d\u4f1a\u88ab\u7f6e\u6362，\u56e0\u6b64\u7528101H\u9875\u6846；<\/p>\n<\/li>\n<\/ul>\n

                              \u4e94 \u8003\u70b9\u7cbe\u6790<\/h2>\n

                              5.1 \u9875\u5f0f\u7ba1\u7406\u4e0e\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/h3>\n

                              5.1.1 \u57fa\u672c\u6982\u5ff5\u4e0e\u6027\u8d28<\/h4>\n

                              1.\u9875\u5f0f\u7ba1\u7406（Paging）\u2014\u2014 \u4f20\u7edf\u5185\u5b58\u7ba1\u7406<\/h5>\n

                              \u5b9a\u4e49：\u5c06\u7269\u7406\u5185\u5b58\u5212\u5206\u4e3a\u5927\u5c0f\u76f8\u7b49\u7684\u5757（\u9875\u6846 \/ \u5e27，Frame），\u5c06\u903b\u8f91\u5730\u5740\u7a7a\u95f4\u5212\u5206\u4e3a\u4e0e\u5757\u5927\u5c0f\u76f8\u540c\u7684\u9875（Page）\u3002\u901a\u8fc7\u9875\u8868（Page Table）\u5efa\u7acb\u9875\u53f7\u5230\u9875\u6846\u53f7\u7684\u6620\u5c04\u3002<\/p>\n

                              \u6838\u5fc3\u6027\u8d28：<\/p>\n

                                \n
                              • \u8fde\u7eed\u6027：\u7269\u7406\u5185\u5b58\u53ef\u4ee5\u4e0d\u8fde\u7eed，\u4f46\u903b\u8f91\u5730\u5740\u7a7a\u95f4\u662f\u8fde\u7eed\u7684\u3002<\/li>\n
                              • \u4e00\u6b21\u6027：\u4f5c\u4e1a\u8fd0\u884c\u524d，\u5fc5\u987b\u5c06\u5168\u90e8\u9875\u9762\u88c5\u5165\u5185\u5b58（\u9664\u975e\u4f7f\u7528\u8986\u76d6\u6280\u672f）\u3002<\/li>\n
                              • \u9a7b\u7559\u6027：\u4f5c\u4e1a\u8fd0\u884c\u671f\u95f4，\u5168\u90e8\u9875\u9762\u4e00\u76f4\u9a7b\u7559\u5728\u5185\u5b58\u4e2d，\u76f4\u5230\u4f5c\u4e1a\u7ed3\u675f\u3002<\/li>\n<\/ul>\n

                                \u4f18\u70b9：\u89e3\u51b3\u4e86\u5185\u5b58\u788e\u7247\u95ee\u9898（\u5916\u90e8\u788e\u7247），\u63d0\u9ad8\u4e86\u5185\u5b58\u5229\u7528\u7387\u3002<\/p>\n

                                \u7f3a\u70b9：\u5b58\u5728\u5185\u90e8\u788e\u7247（\u6700\u540e\u4e00\u9875\u53ef\u80fd\u6ca1\u88c5\u6ee1）；\u8981\u6c42\u4f5c\u4e1a\u4e00\u6b21\u6027\u88c5\u5165，\u9650\u5236\u4e86\u5927\u4f5c\u4e1a\u7684\u8fd0\u884c\u3002<\/p>\n

                                2. \u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406（Demand Paging）\u2014\u2014 \u865a\u62df\u5185\u5b58\u7ba1\u7406<\/h5>\n
                                  \n
                                • \u5b9a\u4e49：\u5efa\u7acb\u5728\u9875\u5f0f\u7ba1\u7406\u57fa\u7840\u4e0a\u7684\u865a\u62df\u5b58\u50a8\u7ba1\u7406\u65b9\u5f0f\u3002\u5b83\u6253\u7834\u4e86 \u201c\u4e00\u6b21\u6027\u201d \u548c \u201c\u9a7b\u7559\u6027\u201d \u7684\u9650\u5236\u3002<\/li>\n
                                • \u6838\u5fc3\u6027\u8d28：\n
                                    \n
                                  • \u6309\u9700\u8c03\u5165（Lazy Loading）：\u53ea\u88c5\u5165\u5f53\u524d\u9700\u8981\u7684\u9875\u9762，\u4f5c\u4e1a\u5f00\u59cb\u8fd0\u884c\u65f6\u4e0d\u9700\u8981\u5168\u90e8\u88c5\u5165\u3002<\/li>\n
                                  • \u90e8\u5206\u88c5\u5165：\u5185\u5b58\u4e2d\u53ea\u4fdd\u7559\u5f53\u524d\u6d3b\u8dc3\u7684\u9875\u9762\u96c6\u5408（\u5de5\u4f5c\u96c6）\u3002<\/li>\n
                                  • \u865a\u62df\u6027：\u903b\u8f91\u5730\u5740\u7a7a\u95f4\u53ef\u4ee5\u8fdc\u5927\u4e8e\u7269\u7406\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n
                                  • \u6838\u5fc3\u673a\u5236：\u7f3a\u9875\u4e2d\u65ad（Page Fault）\u3002\u5f53\u8bbf\u95ee\u7684\u9875\u9762\u4e0d\u5728\u5185\u5b58\u65f6，\u7531\u64cd\u4f5c\u7cfb\u7edf\u5c06\u5176\u4ece\u5916\u5b58\u8c03\u5165\u5185\u5b58\u3002<\/li>\n<\/ul>\n

                                    5.1.2 \u5de5\u4f5c\u6d41\u7a0b\u5bf9\u6bd4<\/h4>\n

                                    1. \u9875\u5f0f\u7ba1\u7406\u7684\u5730\u5740\u8f6c\u6362\u6d41\u7a0b<\/h5>\n
                                  • \u62c6\u5206\u5730\u5740：\u5c06\u903b\u8f91\u5730\u5740\u62c6\u5206\u4e3a \u9875\u53f7(P) \u548c \u9875\u5185\u504f\u79fb(W)\u3002<\/li>\n
                                  • \u67e5\u9875\u8868：\u6839\u636e\u9875\u53f7\u67e5\u627e\u9875\u8868，\u627e\u5230\u5bf9\u5e94\u7684\u7269\u7406\u5757\u53f7（Frame No.）\u3002<\/li>\n
                                  • \u8ba1\u7b97\u7269\u7406\u5730\u5740：\u7269\u7406\u5730\u5740 = \u7269\u7406\u5757\u53f7 \u00d7 \u9875\u9762\u5927\u5c0f + \u9875\u5185\u504f\u79fb\u3002<\/li>\n
                                  • \u8bbf\u5b58：\u8bbf\u95ee\u7269\u7406\u5185\u5b58\u3002\n
                                      \n
                                    • \u6ce8：\u82e5\u9875\u53f7\u8d8a\u754c，\u5219\u4ea7\u751f\u8d8a\u754c\u4e2d\u65ad\u3002<\/li>\n<\/ul>\n<\/li>\n
                                      2. \u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406\u7684\u5730\u5740\u8f6c\u6362\u6d41\u7a0b（\u542b\u7f3a\u9875\u4e2d\u65ad）<\/h5>\n
                                    • \u62c6\u5206\u5730\u5740：\u540c\u4e0a\u3002<\/li>\n
                                    • \u67e5\u5feb\u8868（TLB）：\u82e5\u547d\u4e2d，\u76f4\u63a5\u5f97\u5230\u7269\u7406\u5757\u53f7，\u8bbf\u95ee\u5185\u5b58（\u6700\u5feb）\u3002<\/li>\n
                                    • \u67e5\u9875\u8868：\u82e5\u5feb\u8868\u672a\u547d\u4e2d，\u8bbf\u95ee\u5185\u5b58\u4e2d\u7684\u9875\u8868\u3002<\/li>\n
                                    • \u5224\u65ad\u5b58\u5728\u4f4d（\u6709\u6548\u4f4d）：\n
                                        \n
                                      • \u60c5\u51b5 A（\u5b58\u5728\u4f4d = 1）：\u9875\u9762\u5728\u5185\u5b58\u3002\n
                                          \n
                                        • \u5c06\u7269\u7406\u5757\u53f7\u4e0e\u504f\u79fb\u62fc\u63a5，\u8bbf\u95ee\u5185\u5b58\u3002<\/li>\n
                                        • （\u53ef\u9009）\u66f4\u65b0 TLB\u3002<\/li>\n<\/ul>\n<\/li>\n
                                        • \u60c5\u51b5 B（\u5b58\u5728\u4f4d = 0）：\u9875\u9762\u4e0d\u5728\u5185\u5b58 \u2192 \u7f3a\u9875\u4e2d\u65ad\u3002\n
                                            \n
                                          • \u6b65\u9aa4 B1（\u4e2d\u65ad\u5904\u7406）：\u4fdd\u5b58\u73b0\u573a，\u8f6c\u7f3a\u9875\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\u3002<\/li>\n
                                          • \u6b65\u9aa4 B2（\u7533\u8bf7\u5185\u5b58）：\u68c0\u67e5\u5185\u5b58\u662f\u5426\u6709\u7a7a\u5757\u3002\n
                                              \n
                                            • \u82e5\u65e0\u7a7a\u5757，\u6267\u884c\u9875\u9762\u7f6e\u6362\u7b97\u6cd5（\u5982 LRU, FIFO, OPT），\u9009\u62e9\u4e00\u4e2a\u727a\u7272\u9875\u3002<\/li>\n
                                            • \u82e5\u727a\u7272\u9875\u88ab\u4fee\u6539\u8fc7（\u810f\u4f4d = 1），\u9700\u5199\u56de\u5916\u5b58（Swap Out）\u3002<\/li>\n<\/ul>\n<\/li>\n
                                            • \u6b65\u9aa4 B3（\u8c03\u9875）：\u4ece\u5916\u5b58（Swap \u533a）\u5c06\u6240\u9700\u9875\u9762\u8c03\u5165\u5185\u5b58（Swap In）\u3002<\/li>\n
                                            • \u6b65\u9aa4 B4（\u66f4\u65b0\u9875\u8868）：\u4fee\u6539\u9875\u8868\u9879（\u7269\u7406\u5757\u53f7\u3001\u5b58\u5728\u4f4d = 1\u3001\u810f\u4f4d = 0）\u3002<\/li>\n
                                            • \u6b65\u9aa4 B5（\u91cd\u542f\u6307\u4ee4）：\u6062\u590d\u73b0\u573a，\u91cd\u65b0\u6267\u884c\u5bfc\u81f4\u7f3a\u9875\u7684\u6307\u4ee4\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n
                                            • \u8bbf\u5b58：\u91cd\u65b0\u6267\u884c\u65f6，\u9875\u9762\u5df2\u5728\u5185\u5b58，\u5b8c\u6210\u8bbf\u95ee\u3002<\/li>\n

                                              5.1.3 \u533a\u522b\u548c\u8054\u7cfb<\/h4>\n\n\u7ef4\u5ea6\u9875\u5f0f\u7ba1\u7406（Paging）\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406（Demand Paging）<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
                                              \u6240\u5c5e\u8303\u7574<\/td>\n\u4f20\u7edf\u5185\u5b58\u7ba1\u7406（\u5b9e\u5b58\u7ba1\u7406）<\/td>\n\u865a\u62df\u5185\u5b58\u7ba1\u7406<\/td>\n<\/tr>\n
                                              \u6838\u5fc3\u601d\u60f3<\/td>\n\u9759\u6001\u79bb\u6563\u5206\u914d<\/td>\n\u52a8\u6001\u6309\u9700\u5206\u914d<\/td>\n<\/tr>\n
                                              \u6838\u5fc3\u76ee\u6807<\/td>\n\u89e3\u51b3\u5916\u90e8\u788e\u7247，\u63d0\u9ad8\u5185\u5b58\u5229\u7528\u7387<\/td>\n\u5b9e\u73b0\u865a\u62df\u6027，\u652f\u6301\u5927\u4f5c\u4e1a\u5728\u5c0f\u5185\u5b58\u4e2d\u8fd0\u884c<\/td>\n<\/tr>\n
                                              \u9875\u9762\u88c5\u5165\u65b9\u5f0f<\/td>\n\u8fdb\u7a0b\u521b\u5efa\u65f6\u4e00\u6b21\u6027\u5168\u90e8\u88c5\u5165\u5185\u5b58<\/td>\n\u6309\u9700\u8c03\u5165，\u9996\u6b21\u8bbf\u95ee\u65f6\u624d\u88c5\u5165<\/td>\n<\/tr>\n
                                              \u9a7b\u7559\u6027<\/td>\n\u6240\u6709\u9875\u9762\u5fc5\u987b\u5168\u7a0b\u9a7b\u7559\u5185\u5b58<\/td>\n\u9875\u9762\u53ef\u52a8\u6001\u6362\u5165\/\u6362\u51fa，\u975e\u6d3b\u8dc3\u9875\u53ef\u8c03\u51fa<\/td>\n<\/tr>\n
                                              \u5185\u5b58\u9700\u6c42<\/td>\n\u2265 \u8fdb\u7a0b\u603b\u5927\u5c0f<\/td>\n\u53ef < \u8fdb\u7a0b\u603b\u5927\u5c0f（\u4ec5\u9700\u9a7b\u7559\u96c6）<\/td>\n<\/tr>\n
                                              \u662f\u5426\u652f\u6301\u865a\u62df\u5b58\u50a8<\/td>\n\u274c \u4e0d\u652f\u6301<\/td>\n\u2705 \u652f\u6301<\/td>\n<\/tr>\n
                                              \u786c\u4ef6\u652f\u6301<\/td>\nMMU\u3001\u9875\u8868\u3001\u5730\u5740\u6620\u5c04\u673a\u6784<\/td>\n\u9875\u8868（\u542b\u6709\u6548\u4f4d\/\u5b58\u5728\u4f4d\u3001\u4fee\u6539\u4f4d\u3001\u8bbf\u95ee\u4f4d）\u3001\u7f3a\u9875\u4e2d\u65ad\u673a\u5236\u3001TLB<\/td>\n<\/tr>\n
                                              \u4e2d\u65ad\u7c7b\u578b<\/td>\n\u4ec5\u8d8a\u754c\u4e2d\u65ad（\u5730\u5740\u975e\u6cd5）<\/td>\n\u8d8a\u754c\u4e2d\u65ad + \u7f3a\u9875\u4e2d\u65ad（\u9875\u9762\u4e0d\u5728\u5185\u5b58）<\/td>\n<\/tr>\n
                                              \u7cfb\u7edf\u5f00\u9500<\/td>\n\u8f83\u4f4e（\u4ec5\u5730\u5740\u8f6c\u6362，\u65e0\u78c1\u76d8 I\/O）<\/td>\n\u8f83\u9ad8（\u7f3a\u9875\u65f6\u9700\u78c1\u76d8 I\/O，\u53ef\u80fd\u5f15\u53d1\u6296\u52a8）<\/td>\n<\/tr>\n
                                              \u5185\u5b58\u5229\u7528\u7387<\/td>\n\u8f83\u9ad8（\u65e0\u5916\u90e8\u788e\u7247）<\/td>\n\u6781\u9ad8（\u5185\u5b58\u4e2d\u4ec5\u4fdd\u7559\u6d3b\u8dc3\u9875\u9762）<\/td>\n<\/tr>\n
                                              \u788e\u7247\u95ee\u9898<\/td>\n\u5b58\u5728\u5185\u90e8\u788e\u7247（\u9875\u5185\u672a\u7528\u7a7a\u95f4）<\/td>\n\u540c\u6837\u5b58\u5728\u5185\u90e8\u788e\u7247<\/td>\n<\/tr>\n
                                              \u662f\u5426\u9700\u8981\u7f6e\u6362\u7b97\u6cd5<\/td>\n\u274c \u4e0d\u9700\u8981<\/td>\n\u2705 \u9700\u8981（\u5982 FIFO\u3001LRU\u3001Clock）<\/td>\n<\/tr>\n
                                              \u5173\u7cfb<\/td>\n\u57fa\u7840\u6a21\u578b<\/td>\n\u8bf7\u6c42\u9875\u5f0f = \u9875\u5f0f + \u865a\u62df\u5b58\u50a8 + \u7f3a\u9875\u673a\u5236 + \u9875\u9762\u7f6e\u6362<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                              5.2 \u5e38\u89c1\u9875\u9762\u7f6e\u6362\u7b97\u6cd5<\/h3>\n

                                              5.2.1 \u57fa\u672c\u6982\u5ff5<\/h4>\n\n\u7b97\u6cd5\u5168\u79f0\u6838\u5fc3\u601d\u60f3\u5b9e\u73b0\u65b9\u5f0f\u662f\u5426\u9700\u8981\u786c\u4ef6\u652f\u6301<\/tr>\n\n\n\n\n\n
                                              OPT<\/td>\n\u6700\u4f73\u7f6e\u6362\u7b97\u6cd5（Optimal）<\/td>\n\u6dd8\u6c70\u672a\u6765\u6700\u4e45\u4e0d\u4f1a\u88ab\u4f7f\u7528\u7684\u9875\u9762<\/td>\n\u9700\u9884\u77e5\u672a\u6765\u8bbf\u95ee\u5e8f\u5217（\u7406\u8bba\u7b97\u6cd5）<\/td>\n\u274c（\u4e0d\u53ef\u5b9e\u73b0）<\/td>\n<\/tr>\n
                                              FIFO<\/td>\n\u5148\u8fdb\u5148\u51fa\u7b97\u6cd5（First-In-First-Out）<\/td>\n\u6dd8\u6c70\u6700\u65e9\u88c5\u5165\u5185\u5b58\u7684\u9875\u9762<\/td>\n\u961f\u5217\u8bb0\u5f55\u9875\u9762\u88c5\u5165\u987a\u5e8f<\/td>\n\u274c<\/td>\n<\/tr>\n
                                              LRU<\/td>\n\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7b97\u6cd5（Least Recently Used）<\/td>\n\u6dd8\u6c70\u6700\u8fd1\u6700\u4e45\u672a\u4f7f\u7528\u7684\u9875\u9762<\/td>\n\u94fe\u8868\/\u6808\/\u8ba1\u6570\u5668\u8bb0\u5f55\u8bbf\u95ee\u65f6\u95f4<\/td>\n\u2705（\u9700\u8bbf\u95ee\u4f4d\u6216\u65f6\u95f4\u6233）<\/td>\n<\/tr>\n
                                              Clock<\/td>\n\u65f6\u949f\u7f6e\u6362\u7b97\u6cd5（Clock \/ NRU）<\/td>\nFIFO \u7684\u6539\u8fdb，\u5f15\u5165\u4f7f\u7528\u4f4d（Reference Bit）\u907f\u514d\u6dd8\u6c70\u6d3b\u8dc3\u9875<\/td>\n\u5faa\u73af\u94fe\u8868 + \u4f7f\u7528\u4f4d（R \u4f4d）<\/td>\n\u2705（\u9700 R \u4f4d）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                              5.2.2 \u7efc\u5408\u5bf9\u6bd4<\/h4>\n\n\u7ef4\u5ea6OPT（\u6700\u4f73\u7f6e\u6362）FIFO（\u5148\u8fdb\u5148\u51fa）LRU（\u6700\u8fd1\u6700\u4e45\u672a\u4f7f\u7528）Clock（\u65f6\u949f\u7b97\u6cd5）<\/tr>\n\n\n\n\n\n\n\n\n\n\n
                                              \u6838\u5fc3\u4f9d\u636e<\/td>\n\u672a\u6765\u4f7f\u7528\u65f6\u95f4（\u6dd8\u6c70\u6700\u4e45\u4e0d\u7528\u7684）<\/td>\n\u9875\u9762\u88c5\u5165\u5185\u5b58\u7684\u65f6\u95f4<\/td>\n\u6700\u8fd1\u4e00\u6b21\u4f7f\u7528\u7684\u65f6\u95f4<\/td>\n\u4f7f\u7528\u4f4d（R \u4f4d）+ \u5faa\u73af\u626b\u63cf\u987a\u5e8f<\/td>\n<\/tr>\n
                                              \u9884\u89c1\u6027<\/td>\n\u9884\u77e5\u672a\u6765（\u201c\u4e0a\u5e1d\u89c6\u89d2\u201d）<\/td>\n\u4ec5\u8bb0\u5f55\u8fdb\u5165\u987a\u5e8f<\/td>\n\u57fa\u4e8e\u5386\u53f2\u8bbf\u95ee\u884c\u4e3a<\/td>\n\u8fd1\u4f3c\u5386\u53f2\u884c\u4e3a（1 \u4f4d\u4f7f\u7528\u4fe1\u606f）<\/td>\n<\/tr>\n
                                              \u662f\u5426\u53ef\u5b9e\u73b0<\/td>\n\u274c \u4e0d\u53ef\u5b9e\u73b0（\u7406\u8bba\u6a21\u578b）<\/td>\n\u2705 \u53ef\u5b9e\u73b0<\/td>\n\u2705 \u53ef\u5b9e\u73b0（\u7cbe\u786e LRU \u9700\u786c\u4ef6；\u5e38\u7528\u8fd1\u4f3c）<\/td>\n\u2705 \u53ef\u5b9e\u73b0<\/td>\n<\/tr>\n
                                              \u7f3a\u9875\u7387<\/td>\n\u6700\u4f4e（\u7406\u8bba\u4e0b\u9650）<\/td>\n\u8f83\u9ad8（\u53ef\u80fd\u4e25\u91cd）<\/td>\n\u63a5\u8fd1 OPT<\/td>\n\u4ecb\u4e8e FIFO \u4e0e LRU \u4e4b\u95f4<\/td>\n<\/tr>\n
                                              Belady \u5f02\u5e38<\/td>\n\u65e0<\/td>\n\u2705 \u5b58\u5728（\u4e3b\u8981\u7f3a\u9677）<\/td>\n\u65e0<\/td>\n\u65e0<\/td>\n<\/tr>\n
                                              \u786c\u4ef6\u652f\u6301\u9700\u6c42<\/td>\n\u2014\u2014<\/td>\n\u65e0<\/td>\n\u9700\u8bbf\u95ee\u65f6\u95f4\u8bb0\u5f55\u6216\u6808\u7ed3\u6784（\u901a\u5e38\u9700 MMU \u652f\u6301）<\/td>\n\u9700 \u4f7f\u7528\u4f4d（Reference Bit, R \u4f4d）<\/td>\n<\/tr>\n
                                              \u5b9e\u73b0\u96be\u5ea6<\/td>\n\u4e0d\u53ef\u80fd<\/td>\n\u6700\u7b80\u5355（\u961f\u5217\u5373\u53ef）<\/td>\n\u8f83\u96be（\u7ef4\u62a4\u8bbf\u95ee\u987a\u5e8f\u5f00\u9500\u5927）<\/td>\n\u7b80\u5355（\u5faa\u73af\u6307\u9488 + R \u4f4d）<\/td>\n<\/tr>\n
                                              \u7cfb\u7edf\u5f00\u9500<\/td>\n\u2014\u2014<\/td>\n\u6781\u4f4e<\/td>\n\u9ad8（\u6bcf\u6b21\u8bbf\u95ee\u9700\u66f4\u65b0\u65f6\u95f4\/\u6808）<\/td>\n\u4f4e（\u4ec5\u7f3a\u9875\u65f6\u626b\u63cf\u5e76\u6e05 R \u4f4d）<\/td>\n<\/tr>\n
                                              \u5178\u578b\u5e94\u7528\u573a\u666f<\/td>\n\u6027\u80fd\u8bc4\u4f30\u57fa\u51c6<\/td>\n\u65e9\u671f\u7b80\u5355\u7cfb\u7edf<\/td>\n\u9ad8\u6027\u80fd\u7cfb\u7edf\u76ee\u6807（\u5982 Linux \u5c1d\u8bd5\u8fd1\u4f3c）<\/td>\n\u73b0\u4ee3\u64cd\u4f5c\u7cfb\u7edf\u5e7f\u6cdb\u91c7\u7528（\u5982 Clock\u3001Enhanced Clock）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                              \u516d \u8003\u70b9\u8ddf\u8e2a<\/h2>\n\n\u5e74\u4efd\u9898\u53f7\u8003\u67e5\u5185\u5bb9CSDN \u53c2\u8003\u94fe\u63a5VX\u53c2\u8003\u94fe\u63a5<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n
                                              2009<\/td>\n\u7b2c46\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2010<\/td>\n\u7b2c46\u9898<\/td>\n\u9875\u9762\u7f6e\u6362\u7b97\u6cd5<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2011<\/td>\n\u7b2c28\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2012<\/td>\n\u7b2c45\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2013<\/td>\n\u7b2c30\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2017<\/td>\n\u7b2c45\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2018<\/td>\n\u7b2c45\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406\u3001\u9875\u9762\u7f6e\u6362\u7b97\u6cd5<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2020<\/td>\n\u7b2c46\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2021<\/td>\n\u7b2c28\u9898<\/td>\n\u9875\u9762\u7f6e\u6362\u7b97\u6cd5<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2022<\/td>\n\u7b2c29\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
                                              2024<\/td>\n\u7b2c45\u9898<\/td>\n\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                              \u8bf4\u660e：\u672c\u6587\u5185\u5bb9\u57fa\u4e8e\u516c\u5f00\u8d44\u6599\u6574\u7406，\u53c2\u8003\u4e86\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u300a\u6570\u636e\u7ed3\u6784\u300b（\u4e25\u851a\u654f）\u3001\u300a\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u300b（\u6c64\u5c0f\u4e39）\u3001\u300a\u8ba1\u7b97\u673a\u7f51\u7edc\u300b（\u8c22\u5e0c\u4ec1）\u3001\u300a\u8ba1\u7b97\u673a\u7ec4\u6210\u539f\u7406\u300b（\u5510\u6714\u98de）\u7b49\u56fd\u5185\u9ad8\u6821\u7ecf\u5178\u6559\u6750，\u4ee5\u53ca\u5176\u4ed6\u56fd\u9645\u6743\u5a01\u8457\u4f5c\u3002\u540c\u65f6，\u501f\u9274\u4e86\u738b\u9053\u3001\u5929\u52e4\u3001\u542f\u822a\u7b49\u673a\u6784\u51fa\u7248\u7684\u8ba1\u7b97\u673a\u4e13\u4e1a\u8003\u7814\u8f85\u5bfc\u7cfb\u5217\u4e1b\u4e66\u4e2d\u7684\u77e5\u8bc6\u4f53\u7cfb\u6846\u67b6\u4e0e\u5178\u578b\u9898\u578b\u5206\u6790\u601d\u8def\u3002\u6587\u4e2d\u6240\u6709\u89c2\u70b9\u3001\u4f8b\u9898\u89e3\u6790\u53ca\u6587\u5b57\u8868\u8ff0\u5747\u4e3a\u4f5c\u8005\u7ed3\u5408\u81ea\u8eab\u7406\u89e3\u8fdb\u884c\u7684\u5f52\u7eb3\u4e0e\u91cd\u8ff0，\u672a\u76f4\u63a5\u590d\u5236\u4efb\u4f55\u51fa\u7248\u7269\u539f\u6587\u3002\u5185\u5bb9\u4ec5\u7528\u4e8e\u5b66\u4e60\u4ea4\u6d41，\u82e5\u6709\u5f15\u7528\u4e0d\u5f53\u6216\u758f\u6f0f\u4e4b\u5904，\u656c\u8bf7\u6307\u6b63\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                                              \u4e00 \u771f\u98982009-46
                                              \n2009-46\u9898.（8\u5206）\u8bf7\u6c42\u5206\u9875\u7ba1\u7406\u7cfb\u7edf\u4e2d，\u5047\u8bbe\u67d0\u8fdb\u7a0b\u7684\u9875\u8868\u5185\u5bb9\u5982\u4e0b\u8868\u6240\u793a：\u9875\u53f7\u9875\u6846(Page Frame)\u53f7\u6709\u6548\u4f4d(\u5b58\u5728\u4f4d)0101H11\u201302254H1\u9875\u9762\u5927\u5c0f\u4e3a 4KB，\u4e00\u6b21\u5185\u5b58\u7684\u8bbf\u95ee\u65f6\u95f4\u4e3a 100ns，\u4e00\u6b21\u5feb\u8868（TLB）\u7684\u8bbf\u95ee\u65f6\u95f4\u4e3a 10ns，\u5904\u7406\u4e00\u6b21\u7f3a\u9875\u7684\u5e73\u5747\u65f6\u95f4\u4e3a 10810^8108ns（\u5df2\u542b\u66f4\u65b0 <\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[6413],"topic":[],"class_list":["post-63007","post","type-post","status-publish","format-standard","hentry","category-server","tag-6413"],"yoast_head":"\n408\u771f\u9898\u89e3\u6790-2009-46-\u64cd\u4f5c\u7cfb\u7edf-\u8bf7\u6c42\u9875\u5f0f\u7ba1\u7406 - 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