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Cache Hit \u7684\u8d77\u6e90\u5386\u53f2\u53ca\u9996\u6b21\u63d0\u53ca<\/h2>\n

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\u7f13\u5b58\u547d\u4e2d\u7684\u5185\u90e8\u7ed3\u6784\u3002\u7f13\u5b58\u547d\u4e2d\u7684\u5de5\u4f5c\u539f\u7406\u3002<\/h2>\n

\u7f13\u5b58\u547d\u4e2d\u7684\u5185\u90e8\u7ed3\u6784\u6d89\u53ca\u4e00\u7cfb\u5217\u6b65\u9aa4\uff0c\u8fd9\u4e9b\u6b65\u9aa4\u786e\u5b9a\u6240\u8bf7\u6c42\u7684\u8d44\u6e90\u662f\u5426\u5b58\u5728\u4e8e\u7f13\u5b58\u4e2d\u3002\u8fd9\u4e9b\u6b65\u9aa4\u901a\u5e38\u5305\u62ec\uff1a<\/p>\n

    \n
  1. \n

    \u6563\u5217<\/strong>\uff1a\u5f53\u5bf9\u67d0\u4e2a\u8d44\u6e90\u7684\u8bf7\u6c42\u5230\u6765\u65f6\uff0c\u670d\u52a1\u5668\u4f1a\u6839\u636e\u8bf7\u6c42\u53c2\u6570\u751f\u6210\u4e00\u4e2a\u552f\u4e00\u7684\u6807\u8bc6\u7b26\uff08\u54c8\u5e0c\u503c\uff09\u3002\u6b64\u54c8\u5e0c\u503c\u7528\u4e8e\u5728\u7f13\u5b58\u4e2d\u5feb\u901f\u67e5\u627e\u8be5\u8d44\u6e90\u3002<\/p>\n<\/li>\n

  2. \n

    \u7f13\u5b58\u67e5\u627e<\/strong>\uff1a\u670d\u52a1\u5668\u4f7f\u7528\u751f\u6210\u7684\u54c8\u5e0c\u503c\u68c0\u67e5\u7f13\u5b58\u5185\u5b58\uff0c\u4ee5\u786e\u5b9a\u8bf7\u6c42\u7684\u8d44\u6e90\u662f\u5426\u5b58\u5728\u4e8e\u7f13\u5b58\u4e2d\u3002<\/p>\n<\/li>\n

  3. \n

    \u7f13\u5b58\u547d\u4e2d\u6216\u672a\u547d\u4e2d<\/strong>\uff1a\u5982\u679c\u5728\u7f13\u5b58\u4e2d\u627e\u5230\u6240\u8bf7\u6c42\u7684\u8d44\u6e90\uff08\u7f13\u5b58\u547d\u4e2d\uff09\uff0c\u670d\u52a1\u5668\u5c06\u4ece\u7f13\u5b58\u4e2d\u68c0\u7d22\u8be5\u8d44\u6e90\u5e76\u5c06\u5176\u63d0\u4f9b\u7ed9\u5ba2\u6237\u7aef\u3002\u5982\u679c\u672a\u627e\u5230\u8be5\u8d44\u6e90\uff08\u7f13\u5b58\u672a\u547d\u4e2d\uff09\uff0c\u670d\u52a1\u5668\u5c06\u7ee7\u7eed\u4ece\u539f\u59cb\u670d\u52a1\u5668\u83b7\u53d6\u8be5\u8d44\u6e90\u3002<\/p>\n<\/li>\n

  4. \n

    \u7f13\u5b58\u7b56\u7565<\/strong>\uff1a\u5404\u79cd\u7f13\u5b58\u7b56\u7565\u63a7\u5236\u8d44\u6e90\u5728\u7f13\u5b58\u4e2d\u4fdd\u7559\u591a\u957f\u65f6\u95f4\uff0c\u4e4b\u540e\u624d\u4f1a\u88ab\u89c6\u4e3a\u8fc7\u671f\u5e76\u9700\u8981\u4ece\u6e90\u670d\u52a1\u5668\u5237\u65b0\u3002\u5e38\u89c1\u7684\u7f13\u5b58\u7b56\u7565\u5305\u62ec\u751f\u5b58\u65f6\u95f4 (TTL) \u548c\u7f13\u5b58\u63a7\u5236\u6807\u5934\u3002<\/p>\n<\/li>\n<\/ol>\n

    Cache\u547d\u4e2d\u7684\u5173\u952e\u7279\u5f81\u5206\u6790\u3002<\/h2>\n

    \u7f13\u5b58\u547d\u4e2d\u7684\u4e3b\u8981\u7279\u6027\u548c\u4f18\u70b9\u5982\u4e0b\uff1a<\/p>\n

      \n
    1. \n

      \u51cf\u5c11\u5ef6\u8fdf<\/strong>\uff1a\u7f13\u5b58\u547d\u4e2d\u663e\u8457\u51cf\u5c11\u4e86\u8bf7\u6c42\u8d44\u6e90\u7684\u5ef6\u8fdf\u548c\u54cd\u5e94\u65f6\u95f4\uff0c\u56e0\u4e3a\u5b83\u4eec\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u63d0\u4f9b\uff0c\u65e0\u9700\u4ece\u539f\u59cb\u670d\u52a1\u5668\u83b7\u53d6\u5b83\u4eec\u3002<\/p>\n<\/li>\n

    2. \n

      \u5e26\u5bbd\u8282\u7ea6<\/strong>\uff1a\u7f13\u5b58\u53ef\u4ee5\u8282\u7701\u5e26\u5bbd\uff0c\u56e0\u4e3a\u7f13\u5b58\u7684\u8d44\u6e90\u53ef\u4ee5\u4f20\u9001\u7ed9\u5ba2\u6237\u7aef\uff0c\u800c\u65e0\u9700\u6d88\u8017\u6765\u81ea\u539f\u59cb\u670d\u52a1\u5668\u7684\u989d\u5916\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<\/li>\n

    3. \n

      \u964d\u4f4e\u670d\u52a1\u5668\u8d1f\u8f7d<\/strong>\uff1a\u901a\u8fc7\u63d0\u4f9b\u7f13\u5b58\u8d44\u6e90\uff0c\u53ef\u4ee5\u51cf\u5c11\u539f\u59cb\u670d\u52a1\u5668\u4e0a\u7684\u8d1f\u8f7d\uff0c\u4ece\u800c\u5141\u8bb8\u5176\u6709\u6548\u5730\u5904\u7406\u66f4\u591a\u8bf7\u6c42\u3002<\/p>\n<\/li>\n

    4. \n

      \u589e\u5f3a\u7684\u7528\u6237\u4f53\u9a8c<\/strong>\uff1a\u66f4\u5feb\u7684\u52a0\u8f7d\u65f6\u95f4\u53ef\u6539\u5584\u7528\u6237\u4f53\u9a8c\uff0c\u4ece\u800c\u63d0\u9ad8\u7528\u6237\u6ee1\u610f\u5ea6\u548c\u53c2\u4e0e\u5ea6\u3002<\/p>\n<\/li>\n<\/ol>\n

      \u5199\u51fa\u5b58\u5728\u54ea\u4e9b\u7c7b\u578b\u7684\u7f13\u5b58\u547d\u4e2d\u3002\u4f7f\u7528\u8868\u683c\u548c\u5217\u8868\u6765\u5199\u3002<\/h2>\n

      \u6839\u636e\u7f13\u5b58\u7ea7\u522b\u548c\u7f13\u5b58\u8d44\u6e90\u8303\u56f4\u7684\u4e0d\u540c\uff0c\u7f13\u5b58\u547d\u4e2d\u53ef\u5206\u4e3a\u4ee5\u4e0b\u51e0\u79cd\u7c7b\u578b\uff0c\u5e38\u89c1\u7684\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n

      \u6839\u636e\u7f13\u5b58\u7ea7\u522b\uff1a<\/h3>\n\n\n\n\n\n\n
      \u7c7b\u578b<\/th>\n\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n
      \u5ba2\u6237\u7aef\u7f13\u5b58<\/strong><\/td>\n\u5728\u8fd9\u79cd\u7c7b\u578b\u4e2d\uff0c\u7f13\u5b58\u5728\u5ba2\u6237\u7aef\u7ef4\u62a4\uff0c\u901a\u5e38\u5728\u7528\u6237\u7684 Web \u6d4f\u89c8\u5668\u4e2d\u3002\u5ba2\u6237\u7aef\u7f13\u5b58\u5bf9\u4e8e\u7f13\u5b58 CSS \u6587\u4ef6\u3001JavaScript \u548c\u56fe\u50cf\u7b49\u9759\u6001\u8d44\u6e90\u5f88\u6709\u7528\u3002\u5f53\u7528\u6237\u518d\u6b21\u8bbf\u95ee\u7f51\u7ad9\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u5728\u4ece\u670d\u52a1\u5668\u8bf7\u6c42\u8fd9\u4e9b\u8d44\u6e90\u4e4b\u524d\u68c0\u67e5\u5176\u7f13\u5b58\u3002\u5982\u679c\u5b58\u5728\uff0c\u5219\u53d1\u751f\u7f13\u5b58\u547d\u4e2d\uff0c\u5e76\u4ece\u672c\u5730\u7f13\u5b58\u52a0\u8f7d\u8d44\u6e90\u3002<\/td>\n<\/tr>\n
      \u670d\u52a1\u5668\u7aef\u7f13\u5b58<\/strong><\/td>\n\u670d\u52a1\u5668\u7aef\u7f13\u5b58\u5728 Web \u670d\u52a1\u5668\u7ea7\u522b\u6267\u884c\u3002\u5f53\u8bf7\u6c42\u5230\u8fbe\u65f6\uff0c\u670d\u52a1\u5668\u4f1a\u68c0\u67e5\u5176\u7f13\u5b58\u4ee5\u786e\u5b9a\u6240\u8bf7\u6c42\u7684\u8d44\u6e90\u662f\u5426\u5b58\u5728\u3002\u5982\u679c\u627e\u5230\uff0c\u5219\u53d1\u751f\u7f13\u5b58\u547d\u4e2d\uff0c\u5e76\u4ece\u670d\u52a1\u5668\u7684\u7f13\u5b58\u5185\u5b58\u4e2d\u63d0\u4f9b\u8be5\u8d44\u6e90\u3002\u670d\u52a1\u5668\u7aef\u7f13\u5b58\u9002\u7528\u4e8e\u4e0d\u7ecf\u5e38\u66f4\u6539\u7684\u52a8\u6001\u5185\u5bb9\uff0c\u4f8b\u5982\u5448\u73b0\u7684\u7f51\u9875\u6216\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u6839\u636e\u7f13\u5b58\u8d44\u6e90\u7684\u8303\u56f4\uff1a<\/h3>\n\n\n\n\n\n\n
      \u7c7b\u578b<\/th>\n\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n
      \u9875\u9762\u7f13\u5b58<\/strong><\/td>\n\u8fd9\u79cd\u7c7b\u578b\u7684\u7f13\u5b58\u4f1a\u5b58\u50a8\u6574\u4e2a\u7f51\u9875\u548c\u76f8\u5173\u8d44\u6e90\uff0c\u5305\u62ec HTML\u3001CSS\u3001\u56fe\u50cf\u548c JavaScript \u6587\u4ef6\u3002\u9875\u9762\u7f13\u5b58\u6709\u5229\u4e8e\u51cf\u5c11\u670d\u52a1\u5668\u5904\u7406\u65f6\u95f4\u5e76\u5411\u7528\u6237\u63d0\u4f9b\u9884\u6e32\u67d3\u7684\u5185\u5bb9\uff0c\u4ece\u800c\u52a0\u5feb\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u3002\u9875\u9762\u7f13\u5b58\u5bf9\u4e8e\u968f\u65f6\u95f4\u4fdd\u6301\u76f8\u5bf9\u9759\u6001\u7684\u5185\u5bb9\u975e\u5e38\u6709\u6548\u3002<\/td>\n<\/tr>\n
      \u5bf9\u8c61\u7f13\u5b58<\/strong><\/td>\n\u5bf9\u8c61\u7f13\u5b58\u4fa7\u91cd\u4e8e\u7f13\u5b58\u7279\u5b9a\u5bf9\u8c61\u6216\u9875\u9762\u7247\u6bb5\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u9875\u9762\u3002\u5f53\u7f51\u9875\u7684\u67d0\u4e9b\u90e8\u5206\uff08\u4f8b\u5982\u5c0f\u90e8\u4ef6\u6216\u52a8\u6001\u5143\u7d20\uff09\u7684\u751f\u6210\u8ba1\u7b97\u6210\u672c\u9ad8\u6602\u4e14\u53ef\u5728\u591a\u4e2a\u8bf7\u6c42\u4e2d\u91cd\u590d\u4f7f\u7528\u65f6\uff0c\u5bf9\u8c61\u7f13\u5b58\u975e\u5e38\u6709\u7528\u3002\u5bf9\u8c61\u7f13\u5b58\u901a\u8fc7\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u63d0\u4f9b\u9884\u5148\u8ba1\u7b97\u6216\u9884\u5148\u6e32\u67d3\u7684\u5bf9\u8c61\u6765\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Cache\u547d\u4e2d\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4f7f\u7528\u4e2d\u6d89\u53ca\u7684\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6cd5\u3002<\/h2>\n

      \u4e3a\u4e86\u5145\u5206\u5229\u7528\u7f13\u5b58\u547d\u4e2d\u5e76\u6700\u5927\u5316\u5176\u4f18\u52bf\uff0c\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n

        \n
      1. \n

        \u7f13\u5b58\u7b56\u7565<\/strong>\uff1a\u6839\u636e\u7f51\u7ad9\u7c7b\u578b\u548c\u5185\u5bb9\u6027\u8d28\u9009\u62e9\u5408\u9002\u7684\u7f13\u5b58\u7b56\u7565\u3002\u5bf9\u9759\u6001\u8d44\u6e90\u5b9e\u65bd\u5ba2\u6237\u7aef\u7f13\u5b58\uff0c\u5bf9\u52a8\u6001\u5185\u5bb9\u5b9e\u65bd\u670d\u52a1\u5668\u7aef\u7f13\u5b58\u3002<\/p>\n<\/li>\n

      2. \n

        \u7f13\u5b58\u6807\u5934<\/strong>\uff1a\u5229\u7528\u7f13\u5b58\u6807\u5934\uff08\u4f8b\u5982 Cache-Control\u3001Expires \u548c ETag\uff09\u6765\u63a7\u5236\u7f13\u5b58\u884c\u4e3a\u548c\u7f13\u5b58\u6709\u6548\u671f\u3002\u8fd9\u4e9b\u6807\u5934\u6709\u52a9\u4e8e\u5b9a\u4e49\u7f13\u5b58\u7b56\u7565\u5e76\u51cf\u5c11\u63d0\u4f9b\u8fc7\u65f6\u5185\u5bb9\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<\/li>\n

      3. \n

        \u7f13\u5b58\u5931\u6548<\/strong>\uff1a\u5b9e\u65bd\u9002\u5f53\u7684\u7f13\u5b58\u5931\u6548\u673a\u5236\uff0c\u4ee5\u786e\u4fdd\u66f4\u65b0\u7684\u8d44\u6e90\u66ff\u6362\u65e7\u7684\u7f13\u5b58\u7248\u672c\u3002\u8fd9\u5bf9\u4e8e\u4fdd\u6301\u6570\u636e\u51c6\u786e\u6027\u548c\u4e3a\u7528\u6237\u63d0\u4f9b\u6700\u65b0\u5185\u5bb9\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/li>\n

      4. \n

        \u5185\u5bb9\u6e05\u9664<\/strong>\uff1a\u8003\u8651\u4f7f\u7528\u5185\u5bb9\u6e05\u9664\u673a\u5236\uff0c\u5728\u5fc5\u8981\u65f6\u6e05\u9664\u7279\u5b9a\u8d44\u6e90\u7684\u7f13\u5b58\u3002\u4f8b\u5982\uff0c\u5728\u66f4\u65b0\u5173\u952e\u5185\u5bb9\u65f6\uff0c\u6e05\u9664\u8be5\u8d44\u6e90\u7684\u7f13\u5b58\u53ef\u786e\u4fdd\u7528\u6237\u6536\u5230\u6700\u65b0\u7248\u672c\u3002<\/p>\n<\/li>\n

      5. \n

        \u7f13\u5b58\u5927\u5c0f\u548c\u9a71\u9010\u7b56\u7565<\/strong>\uff1a\u76d1\u63a7\u7f13\u5b58\u5927\u5c0f\u5e76\u5b9e\u65bd\u6709\u6548\u7684\u7f13\u5b58\u9a71\u9010\u7b56\u7565\uff0c\u4ee5\u6709\u6548\u7ba1\u7406\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3002LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c LFU\uff08\u6700\u4e0d\u9891\u7e41\u4f7f\u7528\uff09\u662f\u5e38\u89c1\u7684\u7f13\u5b58\u9a71\u9010\u7b56\u7565\u3002<\/p>\n<\/li>\n<\/ol>\n

        \u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848\uff1a<\/h3>\n
          \n
        1. \n

          \u8fc7\u65f6\u7684\u7f13\u5b58<\/strong>\uff1a\u7f13\u5b58\u7684\u4e00\u4e2a\u5e38\u89c1\u95ee\u9898\u662f\uff0c\u5f53\u7f13\u5b58\u7684\u8d44\u6e90\u8fc7\u671f\u65f6\uff0c\u5411\u7528\u6237\u63d0\u4f9b\u8fc7\u65f6\u7684\u5185\u5bb9\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528\u7f13\u5b58\u6807\u5934\u5b9e\u73b0\u9002\u5f53\u7684\u7f13\u5b58\u8fc7\u671f\u673a\u5236\uff0c\u4ee5\u81ea\u52a8\u5237\u65b0\u7f13\u5b58\u3002<\/p>\n<\/li>\n

        2. \n

          \u7f13\u5b58\u5931\u6548\u6311\u6218<\/strong>\uff1a\u6b63\u786e\u7ba1\u7406\u7f13\u5b58\u5931\u6548\u53ef\u80fd\u5f88\u590d\u6742\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u9891\u7e41\u66f4\u6539\u7684\u52a8\u6001\u5185\u5bb9\u3002\u5b9e\u65bd\u7248\u672c\u63a7\u5236\u6216\u57fa\u4e8e\u65f6\u95f4\u6233\u7684\u7b56\u7565\uff0c\u4ee5\u4fbf\u5728\u5185\u5bb9\u66f4\u65b0\u65f6\u4f7f\u7f13\u5b58\u5931\u6548\u3002<\/p>\n<\/li>\n

        3. \n

          \u7f13\u5b58\u4e00\u81f4\u6027<\/strong>\uff1a\u5728\u5177\u6709\u591a\u4e2a\u7f13\u5b58\u8282\u70b9\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7ef4\u62a4\u6240\u6709\u8282\u70b9\u7684\u7f13\u5b58\u4e00\u81f4\u6027\u53ef\u80fd\u5177\u6709\u6311\u6218\u6027\u3002\u8003\u8651\u4f7f\u7528\u53ef\u786e\u4fdd\u4e00\u81f4\u6027\u7684\u5206\u5e03\u5f0f\u7f13\u5b58\u89e3\u51b3\u65b9\u6848\uff0c\u4f8b\u5982 Memcached \u6216 Redis \u7b49\u7f13\u5b58\u5931\u6548\u534f\u8bae\u3002<\/p>\n<\/li>\n

        4. \n

          \u7f13\u5b58\u8fc7\u8f7d<\/strong>\uff1a\u5982\u679c\u7f13\u5b58\u5185\u5b58\u6709\u9650\u6216\u7ba1\u7406\u4e0d\u5584\uff0c\u5219\u4f1a\u5bfc\u81f4\u7f13\u5b58\u8fc7\u8f7d\uff0c\u4ece\u800c\u5bfc\u81f4\u7f13\u5b58\u9a71\u9010\u6216\u4e0d\u5fc5\u8981\u7684\u7f13\u5b58\u672a\u547d\u4e2d\u3002\u76d1\u63a7\u7f13\u5b58\u4f7f\u7528\u60c5\u51b5\u5e76\u6839\u636e\u9700\u8981\u5347\u7ea7\u786c\u4ef6\u4ee5\u6ee1\u8db3\u4e0d\u65ad\u589e\u957f\u7684\u7f13\u5b58\u9700\u6c42\u3002<\/p>\n<\/li>\n<\/ol>\n

          \u4ee5\u8868\u683c\u548c\u5217\u8868\u7684\u5f62\u5f0f\u5217\u51fa\u4e3b\u8981\u7279\u5f81\u4ee5\u53ca\u4e0e\u7c7b\u4f3c\u672f\u8bed\u7684\u5176\u4ed6\u6bd4\u8f83\u3002<\/h2>\n

          \u4e0b\u9762\u662fCache hit\u548c\u76f8\u5173\u672f\u8bed\u7684\u6bd4\u8f83\uff1a<\/p>\n\n\n\n\n\n\n\n
          \u5b66\u671f<\/th>\n\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n
          \u7f13\u5b58\u672a\u547d\u4e2d<\/strong><\/td>\n\u5f53\u8bf7\u6c42\u7684\u8d44\u6e90\u5728\u7f13\u5b58\u4e2d\u627e\u4e0d\u5230\uff0c\u5fc5\u987b\u4ece\u6e90\u670d\u52a1\u5668\u83b7\u53d6\u65f6\uff0c\u5c31\u4f1a\u53d1\u751f\u7f13\u5b58\u672a\u547d\u4e2d\u3002\u4e0e\u7f13\u5b58\u547d\u4e2d\u4e0d\u540c\uff0c\u7f13\u5b58\u672a\u547d\u4e2d\u4f1a\u5bfc\u81f4\u54cd\u5e94\u65f6\u95f4\u548c\u670d\u52a1\u5668\u8d1f\u8f7d\u589e\u52a0\u3002<\/td>\n<\/tr>\n
          \u7f13\u5b58\u9a71\u9010<\/strong><\/td>\n\u7f13\u5b58\u9a71\u9010\u662f\u4ece\u7f13\u5b58\u4e2d\u79fb\u9664\u67d0\u4e9b\u9879\u76ee\u4ee5\u4fbf\u4e3a\u8f83\u65b0\u6216\u66f4\u9891\u7e41\u8bbf\u95ee\u7684\u9879\u76ee\u817e\u51fa\u7a7a\u95f4\u7684\u8fc7\u7a0b\u3002\u9a71\u9010\u7b56\u7565\uff08\u4f8b\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u6216 LFU\uff08\u6700\u4e0d\u9891\u7e41\u4f7f\u7528\uff09\uff09\u51b3\u5b9a\u4ece\u7f13\u5b58\u4e2d\u79fb\u9664\u54ea\u4e9b\u9879\u76ee\u3002\u7f13\u5b58\u9a71\u9010\u6709\u52a9\u4e8e\u7ef4\u6301\u7f13\u5b58\u5927\u5c0f\u5e76\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u7f13\u5b58\u6ea2\u51fa\u3002<\/td>\n<\/tr>\n
          \u4ee3\u7406\u670d\u52a1\u5668<\/strong><\/td>\n\u4ee3\u7406\u670d\u52a1\u5668\u5145\u5f53\u5ba2\u6237\u7aef\u8bbe\u5907\u548c\u6e90\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\u3002\u5b83\u53ef\u4ee5\u7f13\u5b58\u8d44\u6e90\u548c\u54cd\u5e94\uff0c\u901a\u8fc7\u76f4\u63a5\u4ece\u4ee3\u7406\u7f13\u5b58\u5411\u5ba2\u6237\u7aef\u63d0\u4f9b\u7f13\u5b58\u5185\u5bb9\u6765\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u3002\u4ee3\u7406\u670d\u52a1\u5668\u901a\u5e38\u7528\u4e8e\u63d0\u9ad8\u5b89\u5168\u6027\u3001\u9690\u79c1\u6027\u548c\u6027\u80fd\uff0c\u4f7f\u5176\u6210\u4e3a\u7f13\u5b58\u547d\u4e2d\u7b56\u7565\u7684\u7406\u60f3\u8865\u5145\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u4e0eCache\u547d\u4e2d\u76f8\u5173\u7684\u672a\u6765\u89c2\u70b9\u548c\u6280\u672f\u3002<\/h2>\n

          \u968f\u7740\u7f51\u7edc\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u4ee5\u53ca\u5bf9\u66f4\u5feb\u52a0\u8f7d\u7f51\u7ad9\u7684\u9700\u6c42\u4e0d\u65ad\u589e\u52a0\uff0c\u7f13\u5b58\u547d\u4e2d\u7684\u672a\u6765\u524d\u666f\u4e00\u7247\u5149\u660e\u3002\u4e0e\u7f13\u5b58\u547d\u4e2d\u76f8\u5173\u7684\u4e00\u4e9b\u89c2\u70b9\u548c\u6280\u672f\u5305\u62ec\uff1a<\/p>\n

            \n
          1. \n

            \u8fb9\u7f18\u7f13\u5b58<\/strong>\uff1a\u8fb9\u7f18\u7f13\u5b58\uff08\u5373\u7f13\u5b58\u670d\u52a1\u5668\u653e\u7f6e\u5728\u7f51\u7edc\u8fb9\u7f18\u66f4\u9760\u8fd1\u6700\u7ec8\u7528\u6237\u7684\u4f4d\u7f6e\uff09\u5c06\u53d8\u5f97\u66f4\u52a0\u666e\u904d\u3002\u8fd9\u79cd\u65b9\u6cd5\u901a\u8fc7\u6700\u5c0f\u5316\u7528\u6237\u548c\u7f13\u5b58\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u4e86\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u4e86\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/p>\n<\/li>\n

          2. \n

            \u5185\u5bb9\u4ea4\u4ed8\u7f51\u7edc (CDN)<\/strong>\uff1aCDN \u5c06\u7ee7\u7eed\u5728\u7f13\u5b58\u547d\u4e2d\u7b56\u7565\u4e2d\u53d1\u6325\u5173\u952e\u4f5c\u7528\u3002CDN \u5c06\u7f13\u5b58\u5185\u5bb9\u5206\u53d1\u5230\u5168\u7403\u591a\u4e2a\u670d\u52a1\u5668\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u6548\u7684\u5185\u5bb9\u4ea4\u4ed8\u5e76\u51cf\u5c11\u539f\u59cb\u670d\u52a1\u5668\u7684\u8d1f\u8f7d\u3002<\/p>\n<\/li>\n

          3. \n

            \u57fa\u4e8e\u673a\u5668\u5b66\u4e60\u7684\u7f13\u5b58<\/strong>\uff1a\u673a\u5668\u5b66\u4e60\u7684\u8fdb\u6b65\u5c06\u878d\u5165\u7f13\u5b58\u547d\u4e2d\u7b56\u7565\uff0c\u4ee5\u66f4\u667a\u80fd\u5730\u9884\u6d4b\u548c\u63d0\u4f9b\u7f13\u5b58\u5185\u5bb9\u3002ML \u7b97\u6cd5\u53ef\u4ee5\u5206\u6790\u7528\u6237\u884c\u4e3a\u3001\u8d8b\u52bf\u548c\u5386\u53f2\u8bbf\u95ee\u6a21\u5f0f\uff0c\u4ee5\u4f18\u5316\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/p>\n<\/li>\n

          4. \n

            \u52a8\u6001\u5185\u5bb9\u7f13\u5b58<\/strong>\uff1a\u52a8\u6001\u5185\u5bb9\u7f13\u5b58\u7684\u521b\u65b0\u5c06\u5b9e\u73b0\u66f4\u6709\u6548\u5730\u7f13\u5b58\u4e2a\u6027\u5316\u548c\u52a8\u6001\u751f\u6210\u7684\u5185\u5bb9\uff0c\u4f8b\u5982\u7528\u6237\u7279\u5b9a\u7684\u5efa\u8bae\u548c\u4e2a\u6027\u5316\u4eea\u8868\u677f\u3002<\/p>\n<\/li>\n<\/ol>\n

            \u4ee3\u7406\u670d\u52a1\u5668\u5982\u4f55\u4f7f\u7528\u6216\u4e0e\u7f13\u5b58\u547d\u4e2d\u5173\u8054\u3002<\/h2>\n

            \u4ee3\u7406\u670d\u52a1\u5668\u672c\u8d28\u4e0a\u4e0e\u7f13\u5b58\u547d\u4e2d\u7b56\u7565\u76f8\u5173\u3002\u4f5c\u4e3a\u5ba2\u6237\u7aef\u548c\u6e90\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\uff0c\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u6709\u6548\u5730\u5b9e\u65bd\u7f13\u5b58\u547d\u4e2d\u6280\u672f\u6765\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u3002\u4ee3\u7406\u670d\u52a1\u5668\u4f7f\u7528\u7f13\u5b58\u547d\u4e2d\u7684\u4e00\u4e9b\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n

              \n
            1. \n

              \u7f13\u5b58\u9759\u6001\u5185\u5bb9<\/strong>\uff1a\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u7f13\u5b58\u9759\u6001\u8d44\u6e90\uff08\u5982\u56fe\u50cf\u3001\u6837\u5f0f\u8868\u548c\u811a\u672c\uff09\uff0c\u4ece\u800c\u51cf\u5c11\u5ba2\u6237\u7aef\u4ece\u6e90\u670d\u52a1\u5668\u83b7\u53d6\u8fd9\u4e9b\u8d44\u6e90\u7684\u9700\u8981\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u52a0\u5feb\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u5e76\u8282\u7701\u670d\u52a1\u5668\u8d44\u6e90\u3002<\/p>\n<\/li>\n

            2. \n

              \u53cd\u5411\u4ee3\u7406\u7f13\u5b58<\/strong>\uff1a\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u4f4d\u4e8e Web \u670d\u52a1\u5668\u7684\u524d\u9762\uff0c\u53ef\u7f13\u5b58\u6765\u81ea\u539f\u59cb\u670d\u52a1\u5668\u7684\u52a8\u6001\u5185\u5bb9\u54cd\u5e94\u3002\u5f53\u518d\u6b21\u8bf7\u6c42\u76f8\u540c\u5185\u5bb9\u65f6\uff0c\u53cd\u5411\u4ee3\u7406\u53ef\u4ee5\u76f4\u63a5\u4ece\u5176\u7f13\u5b58\u4e2d\u63d0\u4f9b\u8be5\u5185\u5bb9\uff0c\u4ece\u800c\u5b9e\u73b0\u7f13\u5b58\u547d\u4e2d\u548c\u66f4\u5feb\u7684\u54cd\u5e94\u3002<\/p>\n<\/li>\n

            3. \n

              \u5185\u5bb9\u5206\u53d1<\/strong>\uff1a\u5185\u5bb9\u5206\u53d1\u7f51\u7edc (CDN) \u4e2d\u90e8\u7f72\u7684\u4ee3\u7406\u670d\u52a1\u5668\u7f13\u5b58\u5185\u5bb9\u5e76\u5c06\u5176\u5206\u53d1\u5230\u591a\u4e2a\u4f4d\u7f6e\u3002\u901a\u8fc7\u4ece\u8ddd\u79bb\u7528\u6237\u6700\u8fd1\u7684\u4ee3\u7406\u670d\u52a1\u5668\u63d0\u4f9b\u7f13\u5b58\u5185\u5bb9\uff0c\u53ef\u4ee5\u6700\u5927\u7a0b\u5ea6\u5730\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/li>\n

            4. \n

              \u8d1f\u8f7d\u5747\u8861<\/strong>\uff1a\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u5c06\u5ba2\u6237\u7aef\u8bf7\u6c42\u5206\u5e03\u5728\u591a\u4e2a\u539f\u59cb\u670d\u52a1\u5668\u4e4b\u95f4\uff0c\u5e73\u8861\u8d1f\u8f7d\u5e76\u51cf\u5c11\u7531\u4e8e\u670d\u52a1\u5668\u8fc7\u8f7d\u800c\u5bfc\u81f4\u7f13\u5b58\u672a\u547d\u4e2d\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<\/li>\n<\/ol>\n

              \u76f8\u5173\u94fe\u63a5<\/h2>\n

              \u6709\u5173Cache\u547d\u4e2d\u7684\u66f4\u591a\u4fe1\u606f\u4ee5\u53ca\u76f8\u5173\u4e3b\u9898\uff0c\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n

                \n
              1. \u4e86\u89e3 HTTP \u7f13\u5b58<\/a><\/li>\n
              2. \u9762\u5411 Web \u4f5c\u8005\u548c\u7f51\u7ad9\u7ba1\u7406\u5458\u7684\u7f13\u5b58\u6559\u7a0b<\/a><\/li>\n
              3. CDN \u7b80\u4ecb\u53ca\u5176\u5de5\u4f5c\u539f\u7406<\/a><\/li>\n
              4. \u53cd\u5411\u4ee3\u7406\u5728 Web \u5e94\u7528\u7a0b\u5e8f\u67b6\u6784\u4e2d\u7684\u4f5c\u7528<\/a><\/li>\n<\/ol>\n

                \u8bf7\u8bb0\u4f4f\uff0c\u7f13\u5b58\u547d\u4e2d\u662f\u4e00\u9879\u5f3a\u5927\u7684\u6280\u672f\uff0c\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u548c\u7528\u6237\u4f53\u9a8c\u3002\u901a\u8fc7\u6709\u6548\u5229\u7528\u7f13\u5b58\u547d\u4e2d\u7b56\u7565\u5e76\u4f18\u5316\u7f13\u5b58\u7b56\u7565\uff0c\u7f51\u7ad9\u53ef\u4ee5\u5b9e\u73b0\u66f4\u5feb\u7684\u52a0\u8f7d\u65f6\u95f4\u3001\u51cf\u5c11\u670d\u52a1\u5668\u8d1f\u8f7d\u5e76\u63d0\u9ad8\u6574\u4f53\u6548\u7387\u3002<\/p>","protected":false},"featured_media":476154,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476153","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about Cache hit for the website of the proxy server provider OneProxy (oneproxy.pro)<\/mark>","faq_items":[{"question":"What is Cache hit, and how does it benefit website performance?<\/strong>","answer":"

                Cache hit refers to the successful retrieval of a requested resource from the cache memory, avoiding the need to fetch it from the origin server. This caching technique significantly reduces response times, lowers server load, and enhances user experience by serving frequently accessed content directly from the cache.<\/p>"},{"question":"How did Cache hit originate, and when was it first mentioned?<\/strong>","answer":"

                The concept of caching dates back to the early days of computing, where systems stored frequently accessed data in a faster memory location. In the context of web servers, the term \"Cache hit\" gained prominence as the internet evolved in the late 20th century. Early web servers and browsers started using caches to store frequently requested web resources for faster loading times.<\/p>"},{"question":"What is the internal structure of Cache hit, and how does it work?<\/strong>","answer":"

                The internal structure of Cache hit involves steps like hashing, cache lookup, and cache hit or miss. When a request comes in, the server generates a unique identifier (hash) based on the request parameters. It checks the cache memory using this hash to determine if the requested resource exists. If found (cache hit), the resource is immediately served from the cache; if not (cache miss), it's fetched from the origin server and stored in the cache for future requests.<\/p>"},{"question":"What are the types of Cache hit, and how do they differ?<\/strong>","answer":"

                Cache hit types are based on the level of caching and the scope of cached resources. Based on the level of caching, there are client-side cache (in the user's web browser) and server-side cache (at the web server level). Based on the scope of cached resources, there are page cache (entire web pages) and object cache (specific objects or fragments of a page).<\/p>"},{"question":"How can Cache hit be effectively used, and what are common problems and solutions related to its use?<\/strong>","answer":"

                To optimize cache hit, implement the right caching strategy based on the type of content. Use caching headers, manage cache invalidation, and consider content purging to handle updates effectively. Watch for problems like serving stale cache, cache inconsistency in distributed systems, and cache overload, and address them through proper cache expiration and eviction policies.<\/p>"},{"question":"How does Cache hit compare to other caching-related terms like Cache Miss and Cache Eviction?<\/strong>","answer":"

                Cache hit refers to successfully retrieving a resource from cache, while Cache Miss occurs when a resource is not found in cache and must be fetched from the origin server. Cache Eviction, on the other hand, involves removing items from the cache to make space for newer or frequently accessed items.<\/p>"},{"question":"What are the perspectives and future technologies related to Cache hit?<\/strong>","answer":"

                The future of Cache hit looks promising with advancements in edge caching, CDNs, machine learning-based caching, and dynamic content caching. These technologies aim to further reduce latency, improve cache hit rates, and optimize website performance.<\/p>"},{"question":"How are proxy servers associated with Cache hit, and how do they contribute to website optimization?<\/strong>","answer":"

                Proxy servers play a vital role in Cache hit strategies as intermediaries between clients and origin servers. They can cache static and dynamic content, implement reverse proxy caching, distribute content through CDNs, and balance server loads, all of which contribute to faster load times and enhanced user experiences.<\/p>"},{"question":"Where can I find more information about Cache hit and related topics?<\/strong>","answer":"

                For more in-depth knowledge about Cache hit, caching techniques, and related technologies, refer to the following resources:<\/p>

                1. Understanding HTTP Caching<\/a><\/li>
                2. Caching Tutorial for Web Authors and Webmasters<\/a><\/li>
                3. Introduction to CDNs and How They Work<\/a><\/li>
                4. The Role of Reverse Proxy in Web Application Architecture<\/a><\/li><\/ol>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/476153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/476153\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media\/476154"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media?parent=476153"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}