{"id":425,"date":"2025-10-29T15:39:44","date_gmt":"2025-10-29T07:39:44","guid":{"rendered":"https:\/\/blog.libra5.cool\/?p=425"},"modified":"2025-10-29T15:39:44","modified_gmt":"2025-10-29T07:39:44","slug":"%e5%88%86%e5%b8%83%e5%bc%8f%e7%b3%bb%e7%bb%9f%e5%ad%a6%e4%b9%a0%e5%b0%8f%e8%ae%b013-facebook-%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-memcache-%e5%ba%94%e5%af%b9%e5%b7%a8","status":"publish","type":"post","link":"https:\/\/blog.libra5.cool\/?p=425","title":{"rendered":"\u5206\u5e03\u5f0f\u7cfb\u7edf\u5b66\u4e60\u5c0f\u8bb013\u00a0\u2014\u2014\u00a0Facebook \u5982\u4f55\u4f7f\u7528 Memcache \u5e94\u5bf9\u5de8\u5927\u8d1f\u8f7d"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u201cHi\uff0c\u8fd9\u662f\u5c0f5\u81ea\u5b66\u7b97\u529b\u5927\u96c6\u7fa4\u76f8\u5173\u77e5\u8bc6\u7684\u7b2c13\u7bc7\u7b14\u8bb0\u3002\u8fd9\u4e00\u671f\u6211\u4eec\u5c06Facebook\u7684\u6280\u672f\u65b9\u6848\u770b\u770b\u7f13\u5b58\u673a\u5236\u662f\u5982\u4f55\u5b9e\u73b0\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u7684\u63d0\u5347\u3002\u201d<\/p>\n<cite>\u6458\u8981<\/cite><\/blockquote>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u8fd9\u662f\u771f\u5b9e\u7684\u4f01\u4e1a\u5728\u5c1d\u8bd5\u5efa\u7acb\u975e\u5e38\u9ad8\u5bb9\u91cf\u7684\u57fa\u7840\u8bbe\u65bd\u65f6\u6240\u9047\u5230\u7684\u60c5\u51b5\u3002\u5b83\u662f\u5bf9\u8bb8\u591a\u7cfb\u7edf\u5728\u8ffd\u6c42\u6781\u9ad8\u6027\u80fd(\u901a\u8fc7\u590d\u5236\u7b49\u65b9\u5f0f\u5b9e\u73b0)\u4e0e\u786e\u4fdd\u4e00\u81f4\u6027\u4e4b\u95f4\u6240\u9762\u4e34\u7684\u57fa\u672c\u77db\u76fe\u7684\u4e00\u79cd\u8be0\u91ca\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u8bf8\u5982\u590d\u5236\u7b49\u6280\u672f\u5b9e\u9645\u4e0a\u6210\u4e3a\u4e86\u4e00\u81f4\u6027\u7684\u201c\u654c\u4eba\u201d\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u8fd9\u91cc\u5148\u7a0d\u5fae\u4ecb\u7ecd\u4e00\u4e0bFacebook\u7684\u73af\u5883\uff0c\u5b83\u4eec\u4f7f\u7528\u7684\u662fPHP\u6280\u672f\u3002PHP\u6280\u672f\u7684\u4e00\u4e2a\u7279\u70b9\u662f\u5f53\u7528\u6237\u91cf\u4e0d\u65ad\u589e\u5927\u65f6\uff0c\u9996\u5148\u51fa\u73b0\u95ee\u9898\u7684\u662f PHP \u811a\u672c\u5c06\u5360\u7528\u8fc7\u591a\u7684 CPU \u65f6\u95f4\u3002\u6b64\u65f6\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0\u66f4\u591a\u7684\u524d\u7aef\u670d\u52a1\u5668\u6765\u83b7\u5f97\u6240\u9700\u7684 CPU 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\u4e2d\u4ee5\u8282\u7701\u4e0b\u4e00\u4e2a\u8bfb\u8005\u91cd\u590d\u76f8\u540c\u5904\u7406\u7684\u65f6\u95f4\u3002\u56e0\u6b64\uff0cMemcache\u5b9e\u9645\u4e0a\u5e76\u4e0d\u7406\u89e3\u524d\u7aef\u5e0c\u671b\u770b\u5230\u7684\u7f13\u5b58\u5185\u5bb9\u4e0e\u5982\u4f55\u4ece\u6570\u636e\u5e93\u4e2d\u63d0\u53d6\u8fd9\u4e9b\u6570\u636e\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<p>\u8fd9\u5176\u5b9e\u53ef\u4ee5\u7406\u89e3\u4e3a\u65c1\u8def\u7f13\u5b58 (look-aside cache) \u4e0e\u76f4\u901a\u7f13\u5b58 (look-through cache) \u4e4b\u95f4\u7684\u533a\u522b\u3002\u65c1\u8def\u7f13\u5b58\u7b56\u7565\u662f:\u524d\u7aef\u4f1a\u67e5\u770b\u7f13\u5b58\uff0c\u770b\u6570\u636e\u662f\u5426\u5df2\u5b58\u5728\u3002\u82e5\u4e0d\u5b58\u5728\uff0c\u5b83\u5c31\u4f1a\u81ea\u884c\u5b89\u6392\u5728\u7f3a\u5931\u60c5\u51b5\u4e0b\u83b7\u53d6\u6570\u636e\u3002Memcache \u662f\u4e00\u79cd\u65c1\u8def\u7f13\u5b58\uff0c\u5b8c\u5168\u4e0d\u5173\u5fc3\u662f\u5426\u5b58\u5728\u6570\u636e\u5e93\uff0c\u6570\u636e\u5e93\u4e2d\u6709\u4ec0\u4e48\u5185\u5bb9\u4ee5\u53ca Memcache \u4e2d\u7684\u5185\u5bb9\u4e0e\u6570\u636e\u5e93\u4e2d\u9879\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u4efb\u4f55\u4f7f\u7528 Memcache \u6280\u672f\u7684\u7f51\u7ad9\u90fd\u4f1a\u9762\u4e34\u4e00\u4e2a\u95ee\u9898:\u82e5\u4e0d\u91c7\u53d6\u63aa\u65bd\uff0c\u7f13\u5b58\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u5c06\u4e0e\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u4e0d\u540c\u6b65\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u6709\u4e00\u4e2a\u7b56\u7565\u6765\u786e\u4fdd\u5728\u6570\u636e\u5e93\u4e2d\u4fee\u6539\u67d0\u4e9b\u5185\u5bb9\u65f6\uff0c\u540c\u65f6\u5bf9 Memcache \u91c7\u53d6\u76f8\u5e94\u63aa\u65bd\uff0c\u4ee5\u5904\u7406 Memcache \u53ef\u80fd\u5b58\u50a8\u7684\u8fc7\u65f6\u6570\u636e\uff0c\u8fd9\u4e9b\u6570\u636e\u5e76\u672a\u53cd\u6620\u6700\u65b0\u7684\u66f4\u65b0\u3002<\/p>\n\n\n\n<p>\u540c\u65f6\uff0c\u4f7f\u7528memcache\u610f\u5473\u7740\uff0c\u4f60\u6700\u7ec8\u5c06\u62e5\u6709\u4e00\u4e2a\u7cfb\u7edf\uff0c\u5b83\u80fd\u627f\u53d7\u7684\u8d1f\u8f7d\u8fdc\u8d85\u6570\u636e\u5e93\u6240\u80fd\u5904\u7406\u7684\uff0c\u751a\u81f3\u9ad8\u8fbe\u51e0\u4e2a\u6570\u91cf\u7ea7\u3002\u56e0\u6b64\uff0c\u4e00\u65e6\u51fa\u73b0\u95ee\u9898\uff0c\u4f8b\u5982\u4f60\u7684\u67d0\u4e2a Memcache \u670d\u52a1\u5668\u53d1\u751f\u6545\u969c\uff0c\u5bfc\u81f4\u524d\u7aef\u73b0\u5728\u4e0d\u5f97\u4e0d\u76f4\u63a5\u4e0e\u6570\u636e\u5e93\u901a\u4fe1\uff0c\u56e0\u4e3a\u5b83\u4eec\u65e0\u6cd5\u4f7f\u7528 Memcache \u5b58\u50a8\u6570\u636e\uff0c\u90a3\u4e48\u6570\u636e\u5e93\u7684\u8d1f\u8f7d\u5c06\u4f1a\u6025\u5267\u589e\u52a0\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Facebook \u65b9\u6848\u5927\u81f4\u4ecb\u7ecd<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Facebook \u62e5\u6709\u591a\u4e2a\u6570\u636e\u4e2d\u5fc3\uff0c\u4ed6\u4eec\u79f0\u4e4b\u4e3a\u201c\u533a\u57df\u201d\u3002\u4e3b\u8981\u533a\u57df\u4f4d\u4e8e\u897f\u6d77\u5cb8\uff0c\u5373\u52a0\u5229\u798f\u5c3c\u4e9a\u5dde\uff0c\u800c\u6b21\u8981\u533a\u57df\u5219\u5728\u4e1c\u6d77\u5cb8\u3002\u6bcf\u4e2a\u8282\u70b9\u90fd\u914d\u5907\u4e86\u4e00\u7ec4\u8fd0\u884c MySQL \u7684\u6570\u636e\u5e93\u670d\u52a1\u5668\uff0c\u6570\u636e\u5728\u8fd9\u4e9b MySQL \u6570\u636e\u5e93\u670d\u52a1\u5668\u4e0a\u8fdb\u884c\u4e86\u5206\u7247\uff0c\u540c\u65f6\u62e5\u6709\u4e00\u7cfb\u5217\u7684 Memcache \u670d\u52a1\u5668\uff0c\u8fd9\u4e9b\u670d\u52a1\u5668\u5b9e\u9645\u4e0a\u88ab\u7ec4\u7ec7\u6210\u4e86\u72ec\u7acb\u7684\u96c6\u7fa4\u3002\u6b64\u5916\u8fd8\u5305\u542b\u4e86\u4e00\u7cfb\u5217\u524d\u7aef\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n<p>\u4ece\u6027\u80fd\u89d2\u5ea6\u6765\u770b\uff0c\u4e1c\u6d77\u5cb8\u7684\u7528\u6237\u53ef\u4ee5\u4e0e\u9644\u8fd1\u7684\u6570\u636e\u4e2d\u5fc3\u901a\u4fe1\uff0c\u897f\u6d77\u5cb8\u7684\u7528\u6237\u540c\u6837\u4e5f\u80fd\u4e0e\u9644\u8fd1\u7684\u6570\u636e\u4e2d\u5fc3\u8fdb\u884c\u901a\u4fe1\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c0f\u7f51\u7edc\u5ef6\u65f6\u3002\u897f\u6d77\u5cb8\u7684\u6570\u636e\u4e2d\u5fc3\u4f5c\u4e3a\u4e3b\u8981\u8282\u70b9\uff0c\u800c\u4e1c\u6d77\u5cb8\u7684\u6570\u636e\u4e2d\u5fc3\u5219\u4f5c\u4e3a\u6b21\u8981\u8282\u70b9\u3002\u5b83\u4eec\u90fd\u62e5\u6709\u5b8c\u6574\u7684\u6570\u636e\u3002\u8fd9\u610f\u5473\u7740\uff0c\u6240\u6709\u7684\u5199\u5165\u64cd\u4f5c\u90fd\u5fc5\u987b\u53d1\u9001\u5230\u4e3b\u6570\u636e\u5e93\u4e2d\u5fc3\u7684\u76f8\u5173\u6570\u636e\u5e93\u4e2d\uff08\u5373\u4e1c\u6d77\u5cb8\uff09\u3002\u4ed6\u4eec\u5229\u7528\u4e86 MySQL \u7684\u4e00\u9879\u7279\u6027\uff0c\u5373\u4e00\u79cd\u5f02\u6b65\u76ee\u5fd7\u590d\u5236\u673a\u5236\u4f7f\u5f97\u4e3b\u533a\u57df\u4e2d\u7684\u6bcf\u4e2a\u6570\u636e\u5e93\u90fd\u80fd\u5c06\u6bcf\u9879\u66f4\u65b0\u53d1\u9001\u7ed9\u6b21\u533a\u57df\u7684\u5bf9\u5e94\u6570\u636e\u5e93\uff0c\u4ece\u800c\u5373\u4f7f\u5b58\u5728\u51e0\u79d2\u949f\u7684\u5ef6\u8fdf\u8fd9\u4e9b\u6570\u636e\u5e93\u670d\u52a1\u5668\u4e5f\u80fd\u4fdd\u6301\u5185\u5bb9\u4e00\u81f4\u3002\u800c\u8bfb\u53d6\u64cd\u4f5c\u5219\u662f\u672c\u5730\u7684\uff0c\u56e0\u6b64\uff0c\u8fd9\u4e9b\u524d\u7aef\u5728\u9700\u8981\u67e5\u627e\u67d0\u4e9b\u6570\u636e\u65f6\u901a\u5e38\u4f1a\u4e0e\u8be5\u6570\u636e\u4e2d\u5fc3\u7684 Memcache \u8fdb\u884c\u901a\u4fe1\u3002\u5982\u679c\u5728 Memcache \u4e2d\u672a\u547d\u4e2d\uff0c\u5b83\u4eec\u4f1a\u4e0e\u540c\u4e00\u6570\u636e\u4e2d\u5fc3\u7684\u6570\u636e\u5e93\u8fdb\u884c\u901a\u4fe1\uff0c\u5e76\u4ece\u4e2d\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5173\u4e8e\u65c1\u8def\u7f13\u5b58(look-aside caching)\u7b56\u7565<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u9996\u5148\uff0c\u82e5\u8bfb\u53d6\u7684\u6570\u636e\u53ef\u80fd\u5df2\u88ab\u7f13\u5b58\uff0c\u524d\u7aef\u4ee3\u7801\u6267\u884c\u7684\u7b2c\u4e00\u6b65\u4fbf\u662f\u4f7f\u7528\u6240\u9700\u6570\u636e\u7684\u952e\u503c\u8c03\u7528 get \u5e93\u51fd\u6570\uff0c\u5e76\u751f\u6210\u4e00\u4e2a\u4ec5\u9488\u5bf9\u76f8\u5173 Memcache \u670d\u52a1\u5668\u7684 RPC \u8bf7\u6c42\u3002\u8fd9\u4e2a\u5e93\u4f8b\u7a0b\u5728\u5ba2\u6237\u7aef\u5bf9\u952e\u8fdb\u884c\u54c8\u5e0c\u5904\u7406\uff0c\u4ee5\u9009\u62e9 Memcache \u670d\u52a1\u5668\uff0c\u5e76\u5411\u8be5\u670d\u52a1\u5668\u53d1\u9001 RPC\u8bf7\u6c42\u3002Memcache \u5c06\u59cb\u7ec8\u56de\u5e94\uff1a\u201c\u662f\u7684\uff0c\u8fd9\u662f\u60a8\u7684\u6570\u636e\u201d\u6216\u8005\u5b83\u53ef\u80fd\u4f1a\u56de\u590d nil \uff0c\u8868\u793a\u6211\u6ca1\u6709\u90a3\u90e8\u5206\u6570\u636e\u3002\u82e5\u4e3a nil\uff0c\u5219\u524d\u7aef\u5c06\u53d1\u51fa\u6240\u9700\u7684 SQL \u67e5\u8be2\u4ee5\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u6570\u636e\uff0c\u968f\u540e\u518d\u53d1\u8d77\u4e00\u6b21 RPC \u8c03\u7528\u81f3\u76f8\u5e94\u7684 Memcache \u670d\u52a1\u5668\u4ee5\u4fbf\u5c06\u83b7\u53d6\u7684\u6570\u636e\u5b58\u5165\u8be5 Memcache \u670d\u52a1\u5668\u4e2d\u3002\u4ee5\u4e0a\u662f\u8bfb\u53d6\u64cd\u4f5c\u7684\u5e38\u89c4\u6d41\u7a0b\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u800c\u5173\u4e8e\u5199\u5165\u64cd\u4f5c\uff0c\u6211\u4eec\u5c06\u628a\u65b0\u6570\u636e\u7531\u524d\u7aef\u53d1\u9001\u5230\u6570\u636e\u5e93\u3002\u4e00\u65e6\u6570\u636e\u5e93\u66f4\u65b0\u4e86\u65b0\u6570\u636e\uff0c\u5199\u5e93\u4f8b\u7a0b\u4fbf\u4f1a\u5411 Memcache \u53d1\u9001\u4e00\u4e2aRPC \u8bf7\u6c42\uff0c\u544a\u77e5\u5176:\u201c\u6ce8\u610f\uff0c\u4f60\u9700\u8981\u5220\u9664\u8fd9\u4e2a\u952e\u3002\u201d \u800c\u8fd9\u610f\u5473\u7740\u4ec0\u4e48\uff0c\u5373\u4e0b\u4e00\u4e2a\u8bd5\u56fe\u4ece Memcached \u4e2d\u8bfb\u53d6\u8be5\u952e\u503c\u7684\u524d\u7aef\u5c06\u4f1a\u6536\u5230 nil \u7684\u8fd4\u56de\uff0c\u56e0\u4e3a\u5b83\u5df2\u4e0d\u518d\u7f13\u5b58\u4e2d\uff0c\u968f\u540e\u5c06\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u66f4\u65b0\u540e\u7684\u503c\uff0c\u5e76\u5c06\u5176\u5b58\u5165Memcached \u3002<\/p>\n\n\n\n<p>\u5b9e\u9645\u4e0a\uff0c\u5728 Facebook \u7684\u65b9\u6848\u80cc\u666f\u4e0b\uff0c\u4e4b\u6240\u4ee5\u9700\u8981\u8fd9\u79cd\u5220\u9664\u64cd\u4f5c\uff0c\u662f\u4e3a\u4e86\u786e\u4fdd\u524d\u7aef\u80fd\u591f\u770b\u5230\u5b83\u4eec\u81ea\u8eab\u7684\u6743\u9650\u3002\u5728\u4ed6\u4eec\u7684\u65b9\u6848\u4e2d\uff0c\u6bcf\u5f53\u4efb\u4f55\u524d\u7aef\u5411\u6570\u636e\u5e93\u5199\u5165\u5185\u5bb9\u65f6\uff0cMemcache\u3001MySQL \u670d\u52a1\u5668\u4ee5\u53ca\u6570\u636e\u5e93\u670d\u52a1\u5668\u90fd\u4f1a\u53d1\u9001\u5220\u9664\u64cd\u4f5c\u3002\u4f46\u7531\u4e8e\u8fd9\u4e00\u8fc7\u7a0b\u53ef\u80fd\u8017\u65f6\u8f83\u957f\uff0c\u524d\u7aef\u4e5f\u4f1a\u5220\u9664\u8be5\u952e\uff0c\u4ee5\u786e\u4fdd\u524d\u7aef\u4e0d\u4f1a\u770b\u5230\u521a\u66f4\u65b0\u6570\u636e\u540e\u7684\u9648\u65e7\u503c\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5173\u4e8e\u4e3a&#8221;\u96f7\u9e23\u822c\u7684\u5954\u817e\u201d\u95ee\u9898<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u5728\u4e0b\u9762\u8fd9\u4e2a\u573a\u666f\u4e2d\uff0c\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u90e8\u5206\u6570\u636e\u5b58\u5728\u8bb8\u591a Memcache \u670d\u52a1\u5668\u4e0a\uff0c\u800c\u5176\u4e2d\u67d0\u53f0 Memcache \u670d\u52a1\u5668\u5b58\u50a8\u4e86\u67d0\u4e9b\u6570\u636e\u3002\u6709\u4e00\u5927\u7fa4\u524d\u7aef\u901a\u5e38\u5728\u8bfb\u53d6\u67d0\u4e00\u4e2a\u975e\u5e38\u70ed\u95e8\u7684\u6570\u636e\uff0c\u56e0\u6b64\u4e0d\u65ad\u5730\u53d1\u9001\u83b7\u53d6\u8be5\u6570\u636e\u7684\u8bf7\u6c42\u3002\u8fd9\u53f0 Memcache \u670d\u52a1\u5668\u5728\u7f13\u5b58\u4e2d\u62e5\u6709\u8fd9\u4e9b\u6570\u636e\uff0c\u5e76\u56de\u5e94\u4e86\u5b83\u4eec\u3002<\/p>\n\n\n\n<p>\u6b64\u65f6\uff0c\u5047\u8bbe\u67d0\u4e2a\u524d\u7aef\u7a0b\u5e8f\u4ecb\u5165\u5e76\u5bf9\u8fd9\u4e2a\u975e\u5e38\u6d41\u884c\u7684\u6570\u636e\u8fdb\u884c\u4e86\u4fee\u6539\u3002\u5b83\u5c06\u5411\u6570\u636e\u5e93\u53d1\u9001\u5e26\u6709\u65b0\u6570\u636e\u7684\u5199\u5165\u64cd\u4f5c\uff0c\u968f\u540e\uff0c\u5b83\u5c06\u5411 Memcache \u670d\u52a1\u5668\u53d1\u9001\u5220\u9664\u6307\u4ee4\u3002\u73b0\u5728\uff0c\u6211\u4eec\u5df2\u7ecf\u5220\u9664\u4e86\u8fd9\u4e2a\u6781\u53d7\u6b22\u8fce\u7684 Memcache \u6570\u636e\u7f13\u5b58\u3002\u7136\u800c\uff0c\u6240\u6709\u4e4b\u524d\u8fd9\u4e9b\u524d\u7aef\u90fd\u8fd8\u5728\u4e0d\u65ad\u5730\u53d1\u9001\u83b7\u53d6\u90a3\u4e9b\u6570\u636e\u7684\u8bf7\u6c42\u3002\u5b83\u4eec\u73b0\u5728\u90fd\u5c06\u540c\u65f6\u5411\u6570\u636e\u5e93\u53d1\u9001\u8bfb\u53d6\u8bf7\u6c42\u3002\u56e0\u6b64\uff0c\u6570\u636e\u5e93\u5c06\u91cd\u590d\u6267\u884c\u76f8\u540c\u7684\u5de5\u4f5c\uff0c\u4ee5\u54cd\u5e94\u6700\u65b0\u7684\u8be5\u952e\u5199\u5165\u526f\u672c\uff0c\u76f4\u5230\u524d\u7aef\u6700\u7ec8\u5c06\u65b0\u952e\u5b89\u88c5\u5230 Memcache \u4e2d\uff0c\u968f\u540e\u4eba\u4eec\u518d\u6b21\u5f00\u59cb\u8bbf\u95ee\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u6211\u4eec\u771f\u6b63\u5e0c\u671b\u7684\u662f\uff0c\u5982\u679c\u5728 Memcache \u4e2d\u53d1\u751f\u4e86\u5220\u9664\u64cd\u4f5c\u4e14\u672a\u547d\u4e2d\uff0c\u90a3\u4e48\u7b2c\u4e00\u4e2a\u672a\u547d\u4e2d\u7684\u524d\u7aef\u80fd\u591f\u83b7\u53d6\u6570\u636e\u5e76\u8fdb\u884c\u5b89\u88c5\uff0c\u5176\u4ed6\u524d\u7aef\u5219\u8010\u5fc3\u7b49\u5f85\u65b0\u6570\u636e\u88ab\u7f13\u5b58\u3002<\/p>\n\n\n\n<p>Facebook\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u79df\u7ea6\u7684\u624b\u6bb5\uff08\u8fd9\u4e0e\u6211\u4eec\u901a\u5e38\u6240\u8bf4\u7684\u79df\u7ea6\u4e0d\u540c\uff09\u3002\u4ecd\u662f\u8bf7\u6c42\u4e00\u4e2a\u70ed\u95e8\u7684\u6570\u636e\u3002\u7b2c\u4e00\u4e2a\u8bf7\u6c42\u7f3a\u5931\u6570\u636e\u7684\u5ba2\u6237\u7aef\u524d\u7aef\uff0c\u5f53 Memcached \u8fd4\u56de\u9519\u8bef\u63d0\u793a \u201c\u54e6\uff0c\u4e0d\uff0c\u6211\u7684\u7f13\u5b58\u4e2d\u6ca1\u6709\u8be5\u6570\u636e\u201d\u65f6\uff0c\u5b83\u4f1a\u8bbe\u7f6e\u4e00\u4e2a\u79df\u7ea6\uff0c\u5373\u4e00\u79cd\u5927\u578b\u7684\u3001\u552f\u4e00\u7684\u6570\u5b57\u3002\u5b83\u4f1a\u9009\u53d6\u4e00\u4e2a\u79df\u7ea6\u7f16\u53f7\uff0c\u5c06\u5176\u5b89\u88c5\u5728\u8868\u683c\u4e2d\uff0c\u5e76\u5c06\u8fd9\u4e2a\u79df\u7ea6 token \u53d1\u9001\u56de\u524d\u7aef\u3002<\/p>\n\n\n\n<p>\u7136\u540e\uff0c\u5176\u4ed6\u524d\u7aef\u8bf7\u6c42\u540c\u4e00\u952e\u503c\u65f6\uff0c\u5b83\u4eec\u5c06\u7b80\u5355\u5730\u88ab\u8981\u6c42\u7b49\u5f85\uff0c\u5e76\u7531 Memcached \u51b3\u5b9a\u7b49\u5f85\u65f6\u957f\u3002\u56e0\u4e3a Memeached \u5df2\u7ecf\u4e3a\u90a3\u4e2a\u952e\u9881\u53d1\u4e86\u79df\u7ea6\uff0c\u6240\u4ee5\u4f1a\u544a\u77e5\u8fd9\u4e9b\u8bf7\u6c42\u7b49\u5f85\u3002\u83b7\u5f97\u79df\u7ea6\u7684\u670d\u52a1\u5668\u968f\u540e\u4ece\u6570\u636e\u5e93\u8bf7\u6c42\u6570\u636e\u5f53\u6536\u5230\u54cd\u5e94\u540e\uff0c\u5b83\u4fbf\u4f1a\u53d1\u9001\u9488\u5bf9\u65b0\u6570\u636e\u7684 Put \u8bf7\u6c42\uff0c\u5305\u62ec\u6240\u83b7\u53d6\u7684\u952e\u548c\u503c\uff0c\u4ee5\u53ca\u79df\u7ea6\u4ee5\u8bc1\u660e\u5b83\u662f\u6709\u6743\u5199\u5165\u6570\u636e\u7684\u4e00\u65b9\u3002<\/p>\n\n\n\n<p>Memcached \u5c06\u67e5\u627e\u79df\u7ea6\u5e76\u786e\u8ba4\uff0c\u7136\u540e\u5c06\u6267\u884c\u5b89\u88c5\u64cd\u4f5c\u3002\u6e10\u6e10\u5730\uff0c\u90a3\u4e9b\u88ab\u544a\u77e5\u7b49\u5f85\u7684\u5176\u4ed6\u524d\u7aef\u5c06\u4f1a\u91cd\u65b0\u53d1\u8d77\u5b83\u4eec\u7684\u8bfb\u53d6\u8bf7\u6c42\uff0c\u800c\u73b0\u5728\u6570\u636e\u5c06\u4f1a\u5728\u90a3\u91cc\u3002\u4f46\u5982\u679c\u524d\u7aef\u5728\u67d0\u4e2a\u5c34\u5c2c\u7684\u65f6\u523b\u5d29\u6e83\uff0c\u672a\u80fd\u4ece\u6570\u636e\u5e93\u8bf7\u6c42\u6570\u636e\uff0c\u6216\u672a\u80fd\u5728 Memcached \u4e2d\u5b89\u88c5\u6570\u636e\uff0c\u90a3\u4e48\u6700\u7ec8 Memcached \u4f1a\u56e0\u8d85\u65f6\u800c\u5220\u9664\u8be5\u79df\u8d41\u3002\u4e0b\u4e00\u4e2a\u8be2\u95ee\u7684\u524d\u7aef\u5c06\u4f1a\u83b7\u5f97\u65b0\u7684\u79df\u8d41\uff0c\u6211\u4eec\u671f\u671b\u5b83\u5c06\u8054\u7cfb\u6570\u636e\u5e93\u5e76\u5b89\u88c5\u65b0\u6570\u636e\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u5982\u679c\u4e00\u53f0Memcache\u670d\u52a1\u5668\u53d1\u751f\u6545\u969c\uff0c\u800c\u6211\u4eec\u672a\u91c7\u53d6\u4efb\u4f55\u7279\u63aa\u65bd\uff0c\u90a3\u4e48\u6570\u636e\u5e93\u5c06\u76f4\u63a5\u66b4\u9732\u4e8e\u539f\u672c\u7531\u8be5 Memcache \u670d\u52a1\u5668\u5904\u7406\u7684\u8bfb\u8bf7\u6c42\u4e4b\u4e2d\u3002\u8fd9\u610f\u5473\u7740\u6570\u636e\u5e93\u670d\u52a1\u5668\u5c06\u9762\u4e34\u6bcf\u79d2\u767e\u4e07\u6b21\u7684\u8bfb\u53d6\u538b\u529b\u3002\u867d\u7136\u4f1a\u6709\u81ea\u52a8\u5316\u7684\u7a0b\u5e8f\u66ff\u6362\u53d1\u751f\u6545\u969c\u7684 Memcache \u670d\u52a1\u5668\uff0c\u4f46\u8fd9\u9700\u8981\u8017\u8d39\u4e00\u5b9a\u7684\u65f6\u95f4\u3002<\/p>\n\n\n\n<p>\u53ef\u4ee5\u901a\u8fc7\u6240\u8c13\u201d\u6c9f\u69fd&#8221;\u7684\u4e34\u65f6\u65b9\u6848\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff1a\u5b58\u5728\u4e00\u7ec4\u6570\u91cf\u8f83\u5c11\u7684\u5907\u7528 Memcache \u670d\u52a1\u5668\uff0c\u5b83\u4eec\u7684\u5b58\u5728\u4ec5\u9650\u4e8e\u5728\u771f\u6b63\u7684 Memcache \u670d\u52a1\u5668\u5931\u6548\u65f6\u53d1\u6325\u4f5c\u7528\uff0c\u5e73\u65f6\u5219\u5904\u4e8e\u7a7a\u95f2\u72b6\u6001\u3002\u5f53\u524d\u7aef\u63a5\u6536\u5230\u9519\u8bef\u4fe1\u606f\uff0c\u5f53\u65e0\u6cd5\u4e0eMemcache \u670d\u52a1\u5668\u901a\u4fe1\u65f6\uff0c\u5b83\u4f1a\u5c06\u76f8\u540c\u7684\u8bf7\u6c42\u8f6c\u53d1\u81f3\u5176\u4e2d\u4e00\u4e2a\u5907\u7528\u670d\u52a1\u5668\u3002\u5982\u679c\u6c9f\u69fd\u670d\u52a1\u5668\u62e5\u6709\u8be5\u503c\uff0c\u5219\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u54cd\u5e94\uff1b\u5426\u5219\uff0c\u524d\u7aef\u670d\u52a1\u5668\u5c06\u4e0e\u6570\u636e\u5e93\u670d\u52a1\u5668\u8054\u7cfb\u4ee5\u8bfb\u53d6\u8be5\u503c\u3002\u5e76\u5c06\u5176\u5b89\u88c5\u5230\u6240\u8bf7\u6c42\u7684\u5907\u4efd Memcache \u670d\u52a1\u5668\u4e2d\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5173\u4e8e\u89e3\u51b3\u4e00\u81f4\u6027\u95ee\u9898<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u4e00\u81f4\u6027\u95ee\u9898\u5728\u4e8e\u6570\u636e\u5b58\u5728\u8bb8\u591a\u526f\u672c\uff0c\u5bf9\u4e8e\u4efb\u610f\u7ed9\u5b9a\u7684\u6570\u636e\u7247\u6bb5\uff0c\u5728\u4e3b\u6570\u636e\u5e93\u4e2d\u5747\u6709\u4e00\u4efd\u526f\u672c\u3002\u800c\u5728\u6bcf\u4e2a\u672c\u5730\u96c6\u7fa4\u4e2d\uff0c\u90fd\u6709\u4e00\u4e2a\u8be5\u952e\u7684\u526f\u672c\uff0c\u4f4d\u4e8e\u6bcf\u4e2a\u672c\u5730\u96c6\u7fa4\u4e2d\u7684\u5176\u4e2d\u4e00\u4e2a Memcached \u5185\u3002\u5f53\u6709\u5199\u5165\u8bf7\u6c42\u65f6\uff0c\u8fd9\u4e9b\u64cd\u4f5c\u5fc5\u987b\u5728\u6240\u6709\u526f\u672c\u4e0a\u6267\u884c\uff0c\u800c\u4e14\uff0c\u5199\u5165\u64cd\u4f5c\u53ef\u80fd\u6765\u81ea\u591a\u4e2a\u6e90\u5934\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6b63\u662f\u5e76\u53d1\u6027\u3001\u591a\u526f\u672c\u4ee5\u53ca\u6743\u5229\u7684\u591a\u6e90\u6027\uff0c\u7531\u4e8e\u5b58\u5728\u591a\u4e2a\u524d\u7aef\uff0c\u8fd9\u4e0d\u4ec5\u4e3a\u9648\u65e7\u6570\u636e\u7684\u51fa\u73b0\u521b\u9020\u4e86\u673a\u4f1a\uff0c\u8fd8\u53ef\u80fd\u5bfc\u81f4\u9648\u65e7\u6570\u636e\u5728\u7cfb\u7edf\u4e2d\u957f\u65f6\u95f4\u6ede\u7559\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u4f8b\u5b50\u662f\uff1a<\/p>\n\n\n\n<p>\u4e00\u4e2a\u5ba2\u6237\u7aef C1 \u9700\u8981\u8bfb\u53d6\u4e00\u4e2a\u952e\uff0c\u4f46 Memcache \u8868\u793a\u5b83\u6ca1\u6709\u8be5\u6570\u636e\u3002\u6240\u4ee5\uff0c C1 \u5c06\u4ece\u6570\u636e\u5e93\u4e2d\u8bfb\u53d6\u6570\u636e\u3002\u5047\u8bbe\u8fd4\u56de\u4e86\u67d0\u4e2a\u503c\uff0c\u503c\u4e3a1\u3002\u540c\u65f6\uff0c\u5ba2\u6237\u7aefC2\u5e0c\u671b\u66f4\u65b0\u6b64\u6570\u636e\u3002\u4e8e\u662f\u5b83\u53d1\u9001\u5199\u5165\u952e\u503c&#8221;2\u201d\u5e76\u5c06\u5176\u53d1\u9001\u81f3\u6570\u636e\u5e93\u3002\u6839\u636e\u5199\u5165\u7684\u89c4\u5219\uff0c\u9996\u5148\u662f\u9700\u8981\u4ece\u6570\u636e\u5e93\u3001\u4ece Memcached \u4e2d\u5220\u9664\u5b83\u3002\u6b64\u65f6\u503c1\u5df2\u88ab\u5220\u9664\u3002<\/p>\n\n\n\n<p>\u7136\u800c\uff0c\u5ba2\u6237\u7aef C1 \u53ef\u80fd\u53cd\u5e94\u8f83\u6162\uff0c\u6700\u7ec8\u624d\u5411 Memcached \u53d1\u9001\u4e00\u7ec4RPC\u8bf7\u6c42\u3002\u4f46\u5b83\u8bfb\u53d6\u7684\u662f\u7248\u672c\u503c1\uff0c\u5373\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u73b0\u5df2\u8fc7\u65f6\u9648\u65e7\u7684\u6570\u636e\u7248\u672c\uff0c\u7136\u800c\u5b83\u4ecd\u4f1a\u5c06\u8fd9\u4e00\u6570\u636e\u8bbe\u7f6e\u8fdb Memcached \u7f13\u5b58\u4e2d\u3002\u5e76\u4e14\u7531\u4e8e\u5199\u5165\u89c4\u5219\uff0c\u5f88\u53ef\u80fd\u4f1a\u5c06\u503c2\u5220\u9664\u3002<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u4e0a\u8ff0\u7684\u95ee\u9898\uff0c\u4ecd\u65e7\u9700\u8981\u4f7f\u7528\u4e0a\u6587\u63d0\u5230\u7684\u201c\u79df\u7ea6\u201d\u673a\u5236\u3002\u5f53 Memcached \u8fd4\u56de\u4e00\u4e2a\u9519\u8bef\u6307\u793a\uff0c\u8868\u660e\u6570\u636e\u4e0d\u5728\u7f13\u5b58\u4e2d\u65f6\uff0c\u5b83\u5c06\u4f1a\u6388\u4e88\u79df\u7ea6\u3002 Memcached \u670d\u52a1\u5668\u5c06\u4f1a\u8bb0\u4f4f\u8fd9\u4e2a\u79df\u7ea6\u4e0e\u8be5\u952e\u4e4b\u95f4\u7684\u5173\u8054\u3002\u65b0\u89c4\u5219\u89c4\u5b9a\uff0c\u5f53 Memcache \u670d\u52a1\u5668\u63a5\u6536\u5230\u6765\u81ea\u5176\u4ed6\u5ba2\u6237\u7aef\u6216\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u5220\u9664\u8bf7\u6c42\u65f6\uff0c\u4e0d\u4ec5\u4f1a\u5220\u9664\u8be5\u9879\uff0c\u8fd8\u4f1a\u4f7f\u6b64\u79df\u7ea6\u5931\u6548\u3002\u4e00\u65e6\u8fd9\u4e9b\u5220\u9664\u8bf7\u6c42\u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\u5230\u8fbe\uff0c Memcache \u670d\u52a1\u5668\u5c31\u4f1a\u4ece\u5176\u6709\u6548\u79df\u7ea6\u8868\u4e2d\u5220\u9664\u6b64\u79df\u7ea6\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u7531\u4e8e\u79df\u7ea6\u5df2\u7ecf\u5b58\u5728\uff0c\u5982\u679c\u8fd9\u4e9b\u5220\u9664\u64cd\u4f5c\u4e2d\u7684\u67d0\u4e00\u4e2a\u5728\u96c6\u5408\u4e4b\u524d\u5230\u8fbe\uff0c\u8fd9\u4e2a\u79df\u7ea6\u5c31\u4f1a\u88ab\u5224\u5b9a\u4e3a\u65e0\u6548\uff0c\u800c Memcache \u670d\u52a1\u5668\u5c06\u4f1a\u5ffd\u7565\u8fd9\u4e2a\u96c6\u5408\u7684\u8bbe\u7f6e\u3002\u8fd9\u610f\u5473\u7740\u8be5\u952e\u5c06\u4e00\u76f4\u7f3a\u5931\u4e8e Memcache 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class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Facebook\u5b9e\u9645\u4e0a\u91c7\u7528\u4e86\u5206\u533a\u4e0e\u590d\u5236\u76f8\u7ed3\u5408\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u5206\u533a\u800c\u8a00\uff0c\u4e00\u662f\u5185\u5b58\u6548\u7387\u9ad8\u3002\u53ea\u9700\u5b58\u50a8\u6bcf\u4e2a\u6570\u636e\u9879\u7684\u5355\u4e00\u526f\u672c\u3002\u5206\u533a\u65b9\u5f0f\u7684\u7f3a\u70b9\u5728\u4e8e\uff0c\u53ea\u8981\u952e\u5927\u81f4\u4e0a\u540c\u7b49\u6d41\u884c\uff0c\u5b83\u7684\u6548\u679c\u5c31\u76f8\u5f53\u4e0d\u9519\u3002\u4f46\u5982\u679c\u5b58\u5728\u51e0\u4e2a\u70ed\u70b9\u952e\uff0c\u4e00\u65e6\u8fd9\u4e9b\u70ed\u70b9\u952e\u88ab\u5206\u914d\u5230\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u5206\u533a\u7684\u5e2e\u52a9\u5c31\u4e0d\u5927\u4e86\u3002\u56e0\u4e3a\u65e0\u8bba\u600e\u6837\u5206\u533a\uff0c\u90a3\u4e2a\u70ed\u70b9\u952e\u4ecd\u7136\u53ea\u4f4d\u4e8e\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u3002\u5206\u533a\u5e26\u6765\u7684\u53e6\u4e00\u4e2a\u95ee\u9898\u662f\uff0c\u5982\u679c\u524d\u7aef\u9700\u8981\u4f7f\u7528\u5927\u91cf\u6570\u636e\u3001\u591a\u79cd\u4e0d\u540c\u7684\u952e\uff0c\u90a3\u4e48\u6700\u7ec8\u6bcf\u4e2a\u524d\u7aef\u53ef\u80fd\u90fd\u9700\u8981\u4e0e\u591a\u4e2a\u5206\u533a\u8fdb\u884c\u901a\u4fe1\u3002\u81f3\u5c11\u5728\u4f7f\u7528\u50cfTCP\u8fd9\u6837\u4fdd\u6301\u72b6\u6001\u7684\u534f\u8bae\u65f6\uff0c\u968f\u7740 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