{"id":8705,"date":"2024-03-20T17:45:20","date_gmt":"2024-03-20T09:45:20","guid":{"rendered":"https:\/\/egonlin.com\/?p=8705"},"modified":"2024-05-12T22:29:55","modified_gmt":"2024-05-12T14:29:55","slug":"%e5%b8%b8%e8%a7%81%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%80%a7%e8%83%bd%e6%8c%87%e6%a0%87%ef%bc%9aqps%e3%80%81tps%e3%80%81rt%e3%80%81load%e3%80%81pv%e3%80%81uv%e3%80%81%e5%b8%a6%e5%ae%bd","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=8705","title":{"rendered":"\u5e38\u89c1\u670d\u52a1\u5668\u6027\u80fd\u6307\u6807\uff1aQPS\u3001TPS\u3001RT\u3001Load\u3001PV\u3001UV\u3001\u5e26\u5bbd"},"content":{"rendered":"<h1>\u524d\u8a00<\/h1>\n<p>\u4f8b\u5982\u4f60\u5728\u67d0\u5bb6\u7535\u5546\u516c\u53f8\uff0c\u4f60\u53ef\u80fd\u4f1a\u9047\u5230\u8fd9\u79cd\u573a\u666f<\/p>\n<pre><code>    \u8fd0\u8425\u548c\u4ea7\u54c1\u795e\u79d8\u516e\u516e\u7684\u8dd1\u8fc7\u6765\u95ee\uff1a\r\n    \u6211\u4eec\u665a\u4e0a\u8981\u505a\u641e\u4e2a\u4fc3\u9500\uff0c\u670d\u52a1\u5668\u80fd\u6297\u4f4f\u4e48\uff1f\u5982\u679c\u625b\u4e0d\u4f4f\uff0c\u9700\u8981\u52a0\u591a\u5c11\u53f0\u673a\u5668\uff1f\r\n\u3000\u3000\u4f60\u4f5c\u4e3a\u6280\u672f\u4e00\u8138\u61f5\u903c\u3002<\/code><\/pre>\n<p>\u5176\u5b9e\uff0c\u8fd9\u4e9b\u90fd\u662f\u7cfb\u7edf\u5bb9\u91cf\u9884\u4f30\u7684\u95ee\u9898\uff0c\u5bb9\u91cf\u9884\u4f30\u662f\u67b6\u6784\u5e08\u5fc5\u5907\u7684\u6280\u80fd\u4e4b\u4e00\u3002<br \/>\n\u800c\u6240\u8c13\uff0c\u5bb9\u91cf\u9884\u4f30\u5176\u5b9e\u8bf4\u767d\u4e86\u5c31\u662f\uff1a<br \/>\n\u6839\u636e\u9884\u4f30\u7684\u3001\u6574\u4e2a\u96c6\u7fa4\u5728\u672a\u6765\u4e00\u6bb5\u65f6\u95f4\u5185\u3001\u5c06\u8981\u627f\u53d7\u7684\u6700\u5927\u6d41\u91cf\uff0c\u6765\u4f30\u7b97\u51fa\u6574\u4e2a\u96c6\u7fa4\u9700\u8981\u5177\u5907\u7684\u5bb9\u91cf\uff0c\u4ee5\u6b64\u4f5c\u4e3a\u662f\u5426\u9700\u8981\u6269\u5bb9\u7684\u4f9d\u636e\u3002<br \/>\n\u8fd9\u9700\u8981\u4f60\u638c\u63e1\u5e38\u89c1\u7684\u96c6\u7fa4\u6027\u80fd\u6307\u6807\u4ee5\u53ca\u4f30\u7b97\u65b9\u6cd5<\/p>\n<h1>\u4e00\u3001\u5feb\u901f\u4e86\u5f71\u54cd\u96c6\u7fa4\u89c4\u6a21\u7684\u6027\u80fd\u6307\u6807<\/h1>\n<h2>1.1\u3001PV\u4e0eUV<\/h2>\n<pre><code>\u4e00\u822c\u7edf\u8ba1\u65f6\u95f4\u4e3a\u4e00\u5929\uff0c\u6240\u4ee5\u5982\u679c\u6ca1\u6709\u7279\u6b8a\u8bf4\u660e\u3001\u6211\u4eec\u5e73\u65f6\u5e38\u8bf4\u7684pv\u4e0euv\u90fd\u662f\u6307\u65e5pv\u4e0e\u65e5uv\r\n\r\nPV\u5168\u79f0\uff1aPage View\r\n\u9875\u9762\u8bbf\u95ee\u91cf\uff0c\u5373\u9875\u9762\u6d4f\u89c8\u91cf\u6216\u70b9\u51fb\u91cf\u3002\r\n\u540c\u4e00\u4e2a\u7528\u6237\u8bbf\u95ee\u4e864\u6b21\u9875\u9762\uff0c\u5c31\u4ee3\u88684\u4e2aPV\uff0c\u4f46\u53ea\u80fd\u8ba1\u4e3a\u4e00\u6b21UV\r\n\u5f3a\u8c03\uff1a\u4f60\u8bbf\u95ee\u4e00\u4e2a\u9875\u9762\uff0c\u8be5\u9875\u9762\u52a0\u8f7d\u8fc7\u7a0b\u4e2d\u5411\u540e\u53f0\u53d1\u9001\u4e8610\u4e2a\u8bf7\u6c42\uff0c\u90a3\u4e5f\u53ea\u80fd\u8bb0\u5f55\u4e3a1pv\uff0c\u5373pv\u8ba1\u7b97\u7684\u662f\u9875\u9762\u8bbf\u95ee\u91cf\uff0c\u800c\u4e0d\u662f\u5305\u542b\u7684\u8bf7\u6c42\u6570\r\n\r\nUV\u5168\u79f0\uff1aUnique Visitor\r\n\u72ec\u7acb\u8bbf\u5ba2\uff0c\u7edf\u8ba11\u5929\u5185\u8bbf\u95ee\u67d0\u7ad9\u70b9\u7684\u7528\u6237\u6570\u3002\u4e00\u4e2a\u7528\u6237\u591a\u6b21\u8bbf\u95ee\u53ea\u8ba1\u4e3a1\u6b21\r\n\r\n\u5bf9\u4e8e\u672a\u6765\u7684PV\u4e0eUV\u6280\u672f\u4eba\u5458\u662f\u4e0d\u77e5\u9053\u7684\uff0c\u56e0\u4e3a\u4f60\u4eec\u516c\u53f8\u53ef\u80fd\u6b63\u5728\u7b56\u5212\u4e00\u573a\r\n\u8425\u9500\u6d3b\u52a8\uff0c\u53ea\u6709\u8fd0\u8425\u3001\u4ea7\u54c1\u76f8\u5173\u540c\u5b66\u624d\u80fd\u5927\u6982\u77e5\u6653\u672c\u573a\u6d3b\u52a8\u5927\u6982\u4f1a\u5438\u5f15\u591a\u5c11\r\n\u7528\u6237\u5728\u4ec0\u4e48\u65f6\u95f4\u6bb5\u5185\u8fdb\u6765\uff0c\u8fd9\u9700\u8981\u4f60\u4eec\u5145\u5206\u6c9f\u901a\u4e4b\u540e\u624d\u80fd\u5927\u6982\u786e\u5b9a\u3002\u5f53\u7136\r\n\u4e86\u6709\u6ca1\u6709\u53ef\u80fd\u6d3b\u52a8\u662f\u5931\u8d25\u4e86\uff0c\u4e00\u4e2a\u7528\u6237\u90fd\u6ca1\u6709\u6765\uff0c\u5f53\u7136\u6709\u53ef\u80fd\u4e86\u3002\r\n\r\n\u5e73\u65f6\u4f60\u4f5c\u4e3a\u8fd0\u7ef4\u60f3\u5f97\u5230\u65e5\u5e38\u5df2\u7ecf\u53d1\u751f\u4e86\u7684pv\u4e0euv\u53ef\u4ee5\u901a\u8fc7nginx\u7684access.log\u9884\u4f30\u3002\r\n    1.\u6839\u636e\u8bbf\u95eeIP\u7edf\u8ba1UV\r\n        awk '{print $1}'  access.log|sort | uniq -c |wc -l\r\n\r\n    2.\u7edf\u8ba1\u8bbf\u95eeURL\u7edf\u8ba1PV\r\n        awk '{print $7}' access.log|wc -l<\/code><\/pre>\n<h2>1.2\u3001\u541e\u5410\u91cf\uff08\u5168\u79f0Throughput\uff09<\/h2>\n<pre><code>TPS\u3001QPS\u90fd\u662f\u541e\u5410\u91cf\u7684\u5e38\u7528\u91cf\u5316\u6307\u6807\uff0c\u8be6\u89e3\u5982\u4e0b<\/code><\/pre>\n<h2>1.3\u3001QPS(\u5168\u79f0\uff1aQuery Per Second)<\/h2>\n<pre><code>QPS\uff08Queries Per Second\uff09\u6307\u7684\u662f\u6bcf\u79d2\u949f\u7684\u5904\u7406\u5b8c\u6210\u7684\u8bf7\u6c42\u91cf\u3002\r\n\u5f3a\u8c03\u4e24\u4e2a\u5173\u952e\u70b9\r\n1\u3001\u5728\u8ba1\u7b97QPS\u65f6\uff0c\u662f\u4ee5\u8bf7\u6c42\u88ab\u6210\u529f\u5904\u7406\uff08\u670d\u52a1\u7aef\u5df2\u7ecf\u751f\u6210\u4e86\u54cd\u5e94\u5e76\u53d1\u9001\u51fa\u53bb\uff09\u4e3a\u4f9d\u636e\uff0c\u65e0\u8bba\u8fd9\u4e2a\u8bf7\u6c42\u6700\u7ec8\u662f\u5426\u88ab\u5ba2\u6237\u7aef\u63a5\u6536\u5230\r\n\u5373\u5982\u679c\u4e00\u4e2a\u8bf7\u6c42\u5c1a\u672a\u5904\u7406\u5b8c\u6210\uff0c\u5c31\u4e0d\u4f1a\u88ab\u8ba1\u7b97\u5728QPS\u4e4b\u5185\u3002\u53ea\u6709\u5f53\u8bf7\u6c42\u88ab\u670d\u52a1\u5668\u6210\u529f\u5904\u7406\u5e76\u4e14\u5df2\u7ecf\u53d1\u51fa\u54cd\u5e94\uff0c\u624d\u4f1a\u88ab\u8ba1\u5165QPS\u3002\r\n2\u3001QPS\u7edf\u8ba1\u7684\u662f\u4e00\u6bb5\u65f6\u95f4\u5185\u88ab\u5904\u7406\u7684\u8bf7\u6c42\u6570\uff0c\u516c\u5f0f\u4e3a\uff1a\u5b8c\u6210\u5904\u7406\u7684\u603b\u8bf7\u6c42\u6570\/\u65f6\u95f4\u6bb5(\u5355\u4f4d\u4e3as)\r\n\r\n\u4f8b\u5982\uff1a\u670d\u52a1\u5668\u8bbf\u95ee\u65e5\u5fd7\u91cc10s\u5185\u6210\u529f\u54cd\u5e94\u4e86100\u6b21\u8bf7\u6c42\uff08\u4f8b\u5982\u8bf7\u6c42\u7684\u8fd4\u56de\u72b6\u6001\u7801\u90fd\u662f200\uff09\r\nqps=100\/10 \u5f97\u5230qps\u4e3a10\uff0c\u8868\u793a\u6bcf\u79d2\u53ef\u4ee5\u5904\u7406\u5b8c\u621010\u4e2a\u8bf7\u6c42\r\n\r\n\u8ba1\u7b97\u6848\u4f8b\uff1a\u6211\u4eec\u9884\u4f30\u4e00\u4e2a\u7f51\u7ad9\u6bcf\u5929\u670910w\u6d3b\u8dc3\u7528\u6237\uff0c\u79f0\u4e4b\u4e3a10w\u65e5\u6d3b\uff0c\u6bcf\u4eba\u5e73\u5747\u8bbf\u95ee4\u4e2a\u9875\u9762\uff0c\u6bcf\u4e2a\u9875\u9762\u5e73\u5747\u884d\u751f4\u4e2a\u63a5\u53e3\u8bf7\u6c42\r\n10w*4*4 = 160w\u4e2a\u8bf7\u6c42\r\n\u4e00\u822c\u4eba\u7761\u89c98\u4e2a\u5c0f\u65f6 so \u4e00\u5929 24-8=16h\r\n160W\u4e2a\u8bf7\u6c42 \/ (16h * 60 * 60) = 27qps\r\n\r\n\u5f3a\u8c03\u4e0a\u9762\u662f\u9884\u4f30\u7684\u91cf\uff0c\u80af\u5b9a\u4e0d\u662f\u51c6\u786e\u7684\u91cf\u554a\uff0c\u6ca1\u6709\u4eba\u53ef\u4ee5\u9884\u6d4b\u51c6\u786e\u7684\u672a\u6765\u3002<\/code><\/pre>\n<h2>1.4\u3001TPS\uff08\u5168\u79f0\uff1a Transactions Per Second\uff09<\/h2>\n<pre><code>\u6bcf\u79d2\u5904\u7406\u5b8c\u7684\u4e8b\u52a1\u6570\u76ee\u3002\u5b83\u4e3b\u8981\u7528\u4e8e\u8861\u91cf\u7cfb\u7edf\u7684\u5904\u7406\u80fd\u529b\u3002\r\n\u5728\u4e00\u4e2a\u7cfb\u7edf\u4e2d\uff0c\u4e8b\u52a1\u901a\u5e38\u88ab\u5b9a\u4e49\u4e3a\u4e00\u7cfb\u5217\u7684\u64cd\u4f5c\uff0c\u8fd9\u4e9b\u64cd\u4f5c\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\uff0c\u8981\u4e48\u5168\u90e8\u6210\u529f\uff0c\u8981\u4e48\u5168\u90e8\u5931\u8d25\u3002\r\n\u6bcf\u4e2a\u4e8b\u52a1\u53ef\u80fd\u5305\u542b\u591a\u4e2a\u8bf7\u6c42\u548c\u54cd\u5e94\u3002\r\n\u4f8b\u5982\uff0c\u5728\u7535\u5546\u7cfb\u7edf\u4e2d\uff0c\u4e00\u4e2a\u4e8b\u52a1\u53ef\u80fd\u5305\u62ec\u67e5\u627e\u5546\u54c1\uff0c\u6dfb\u52a0\u5230\u8d2d\u7269\u8f66\uff0c\u548c\u5b8c\u6210\u652f\u4ed8\u7b49\u6b65\u9aa4\u3002\r\n\u56e0\u6b64\uff0cTPS\u7684\u9ad8\u4f4e\u4f53\u73b0\u4e86\u7cfb\u7edf\u5728\u5355\u4f4d\u65f6\u95f4\u5185\u5904\u7406\u4e8b\u52a1\u7684\u80fd\u529b<\/code><\/pre>\n<h2>1.5\u3001QPS\u4e0eTPS\u7684\u533a\u522b<\/h2>\n<pre><code>\u4e3e\u4e2a\u4f8b\u5b50\uff1a\r\n\u4e00\u79d2\u5185\u5b8c\u6210\u8d2d\u4e70\u4e86\u67d0\u4e2a\u5546\u54c1\u7684\u52a8\u4f5c\uff0c\u4f46\u662f\u8be5\u52a8\u4f5c\u5185\u5305\u542b\u4e86\u4e00\u6b21\u67e5\u627e\u5546\u54c1\u8bf7\u6c42\u3001\u4e00\u6b21\u6dfb\u52a0\u8d2d\u7269\u626f\u8bf7\u6c42\uff0c\u4e00\u6b21\u652f\u4ed8\u8bf7\u6c42\r\n\u90a3\u8ba1\u4e3a1\u4e2a\u201cTPS\u201d\uff0c\u4f46\u662f\u8bb0\u4e3a3\u4e2a\u201cQPS\u201d\u3002<\/code><\/pre>\n<h2>1.6\u3001RT\uff08\u5168\u79f0\uff1aResponse-time\uff0c\u4ee3\u8868\u54cd\u5e94\u65f6\u957f\uff09<\/h2>\n<pre><code>\u54cd\u5e94\u65f6\u957f\u901a\u5e38\u662f\u6307\u4e00\u4e2a\u8bf7\u6c42\uff08\u6ce8\u610f\u6307\u7684\u662f\u5355\u4e2a\u8bf7\u6c42\uff09\u4ece\u5ba2\u6237\u7aef\u53d1\u9001\u8bf7\u6c42\u5230\u670d\u52a1\u5668\u8fd4\u56de\u54cd\u5e94\u7684\u603b\u65f6\u95f4\uff0c\r\n\u5305\u62ec\r\n1\u3001\u7f51\u7edc\u4f20\u8f93\u65f6\u95f4\r\n2\u3001\u670d\u52a1\u5668\u5904\u7406\u65f6\u95f4\r\n3\u3001\u4ee5\u53ca\u5ba2\u6237\u7aef\u63a5\u6536\u65f6\u95f4\u7b49\u3002\r\n\u5728\u8ba1\u7b97\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u65f6\uff0c\u901a\u5e38\u4f1a\u5c06\u591a\u6b21\u8bf7\u6c42\u7684\u54cd\u5e94\u65f6\u95f4\u6c42\u5e73\u5747\u503c\u3002\r\n\u6bcf\u6b21\u8bf7\u6c42\u7684\u54cd\u5e94\u65f6\u95f4\u662f\u4ece\u53d1\u9001\u8bf7\u6c42\u5230\u63a5\u6536\u5230\u54cd\u5e94\u7684\u6574\u4e2a\u8fc7\u7a0b\u6240\u82b1\u8d39\u7684\u65f6\u95f4\u3002\r\n\u56e0\u6b64\uff0c\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u662f\u591a\u6b21\u8bf7\u6c42\u7684\u603b\u54cd\u5e94\u65f6\u95f4\u9664\u4ee5\u8bf7\u6c42\u6570\u91cf\uff0c\u4ee5\u53cd\u6620\u7cfb\u7edf\u7684\u6574\u4f53\u54cd\u5e94\u6548\u7387\u3002<\/code><\/pre>\n<h2>1.7\u3001\u9875\u9762\u52a0\u8f7d\u5b8c\u6210\u65f6\u95f4<\/h2>\n<pre><code>\u9875\u9762\u7684\u52a0\u8f7d\u5b8c\u6210\u65f6\u95f4\uff1a\u8fd9\u662f\u7528\u6237\u5728\u6253\u5f00\u4e00\u4e2a\u7f51\u9875\u65f6\uff0c\u4ece\u53d1\u9001\u8bf7\u6c42\u5230\u9875\u9762\u6240\u6709\u5185\u5bb9\u5b8c\u5168\u663e\u793a\u51fa\u6765\u6240\u9700\u7684\u65f6\u95f4\u3002\r\n\u8fd9\u4e2a\u65f6\u95f4\u7684\u957f\u77ed\u4f1a\u76f4\u63a5\u5f71\u54cd\u5230\u7528\u6237\u7684\u4f53\u9a8c\u3002\r\n\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u53d7\u5230\u8bb8\u591a\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u7f51\u7edc\u901f\u5ea6\uff0c\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4\uff0c\u4ee5\u53ca\u9875\u9762\u5185\u5bb9\u7684\u5927\u5c0f\u7b49\u3002\r\n\u4e00\u4e2a\u9875\u9762\u8981\u60f3\u52a0\u8f7d\u51fa\u6765\uff0c\u6216\u5305\u542b\u5f88\u591a\u4e2a\u8bf7\u6c42\uff0c\u4f60\u53ef\u4ee5\u6253\u5f00\u6d4f\u89c8\u5668\u968f\u4fbf\u8bbf\u95ee\u4e00\u4e2a\u7f51\u9875\u7136\u540eF12\u770b\u770b\u5c31\u77e5\u9053\u4e86\r\n\u4e00\u4e2a\u9875\u9762\u6d89\u53ca\u5230\u5f88\u591a\u8d44\u6e90\u8bf7\u6c42\u4f8b\u5982\r\n1\u3001HTML\r\n2\u3001CSS\r\n3\u3001JS\r\n4\u3001\u56fe\u7247\u7b49\r\n\r\nRT\u54cd\u5e94\u65f6\u957f\u548c\u9875\u9762\u52a0\u8f7d\u5b8c\u6210\u65f6\u957f\u7684\u533a\u522b\r\n1\u3001\u524d\u8005\u662f\u8861\u91cf\u7684\u5c31\u662f\u4e00\u4e2a\u8bf7\u6c42\u7684\u54cd\u5e94\u901f\u5ea6\r\n2\u3001\u540e\u8005\u662f\u4e00\u6574\u4e2a\u9875\u9762\u7684\u52a0\u8f7d\u901f\u5ea6\uff0c\u5305\u542b\u4e86\u5f88\u591a\u8bf7\u6c42\r\n\r\nTPS\u4e0e\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u662f\u622a\u7136\u4e0d\u540c\u7684\u6307\u6807\r\n1\u3001\u4e8c\u8005\u8861\u91cf\u7684\u662f\u7cfb\u7edf\u4e0d\u540c\u65b9\u9762\u7684\u6027\u80fd\uff0c\u524d\u8005\u662f\u7cfb\u7edf\u5904\u7406\u4e8b\u52a1\u7684\u80fd\u529b\uff0c\u540e\u8005\u662f\u7528\u6237\u4f53\u9a8c\u7684\u76f4\u89c2\u4f53\u73b0\u3002\r\n2\u3001TPS\u662f\u4ee5\u5b8c\u6210\u7684\u4e8b\u52a1\u4e2a\u6570\u4e3a\u8ba1\u91cf\u5355\u4f4d\u7684\uff0c\u4e00\u4e2a\u4e8b\u52a1\u91cc\u5305\u542b\u4e86\u5f88\u591a\u8bf7\u6c42\u64cd\u4f5c\uff0c\u8fd9\u4e9b\u8bf7\u6c42\u64cd\u4f5c\r\n\u53ef\u80fd\u96b6\u5c5e\u4e8e\u4e0d\u540c\u7684\u9875\u9762\r\n3\u3001\u5982\u679c\u4f60\u975e\u8981\u5c06TPS\u4e0e\u4e00\u4e2a\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u6bd4\u8f83\u4e00\u4e0b\u7684\u8bdd\uff0c\u6211\u53ea\u80fd\u544a\u8bc9\u4f60\uff0c\u4e00\u4e2a\u4e8b\u52a1\u901a\u5e38\u4f1a\u8de8\u57df\r\n\u591a\u4e2a\u9875\u9762\uff0c\u4f60\u5c31\u60f3\u60f3\u4f60\u5e73\u65f6\u7f51\u8d2d\u4e00\u4e2a\u5546\u54c1\u5c31\u660e\u767d\u4e86<\/code><\/pre>\n<p>\u5173\u4e8e\u4e00\u4e2a\u9875\u9762\u7684\u52a0\u8f7d\u5b8c\u6210\u65f6\u95f4\uff0c\u884d\u751f\u7684\u8bf7\u6c42\u6570\u76ee\u3001\u53ef\u4ee5\u968f\u4fbf\u8bbf\u95ee\u4e00\u4e2a\u7f51\u9875\uff0c\u7136\u540e\u7528\u6d4f\u89c8\u5668\u5f00\u53d1\u8005\u5de5\u5177\u67e5\u770b<br \/>\n\u8bbf\u95ee\u67d0\u4e00\u4e2a\u9875\u9762\uff0c\u6ce8\u610f\u5c31\u662f\u4e00\u4e2a\u9875\u9762\uff0c\u7136\u540eF12\u6253\u5f00\u8c37\u6b4c\u6d4f\u89c8\u5668\u8c03\u8bd5\u6a21\u5f0f\uff0c\u53ef\u4ee5\u770b\u5230\u8bf7\u6c42\u8bf7\u6c42<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/03\/image-1710938064438.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/03\/image-1710938064438.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<pre><code>\u5728\u6d4f\u89c8\u5668\u7684\u5f00\u53d1\u8005\u5de5\u5177\u4e2d\uff0c\r\n\r\n1\u3001\u8bf7\u6c42\u6570\uff1a\u4e00\u4e2a\u9875\u9762\u6216\u6709\u5f88\u591a\u884d\u751f\u8bf7\u6c42\uff0c\u6ce8\u610f\uff0c\u662f\u5728\u4e00\u4e2a\u9875\u9762\u8bbf\u95ee\u4e2d\u4ea7\u751f\u4e8627\u6b21\u8bf7\u6c42\r\n2\u3001\u5df2\u901a\u8fc7\u7f51\u7edc\u4f20\u8f93\u4e86xxx\u5927\u5c0f\uff1a\u6307\u7684\u662f\u672c\u6b21\u5237\u65b0\u9875\u9762\uff0c\u6d89\u53ca\u5230\u6570\u636e\u4f20\u8f93\u5982HTML\u3001CSS\u3001JavaScript\u3001\u56fe\u7247\u3001\u54cd\u5e94\u534f\u8bae\u5934\u7b49\u7684\u603b\u5927\u5c0f\u3002\r\n3\u3001\u7f51\u9875\u52a0\u8f7d\u4e86xxx\u5927\u5c0f\u7684\u8d44\u6e90\uff1a\u6307\u7684\u662f\u6d4f\u89c8\u5668\u6e32\u67d3\u5448\u73b0\u51fa\u6765\u7684\u6570\u636e\u91cf\uff0c\u8981\u77e5\u9053\u6d4f\u89c8\u5668\u6e32\u67d3\u7684\u4e00\u4e9b\u5185\u5bb9\u53ef\u80fd\u76f4\u63a5\u6765\u81ea\u4e8e\u672c\u5730\r\n\u7f13\u5b58\uff0c\u8fd9\u90e8\u5206\u7f13\u5b58\u4e0d\u52a0\u5165\u4f20\u8f93\u7684\u6570\u636e\u91cf\u7684\uff0c\u4f46\u5fc5\u7136\u662f\u8ba1\u5165\u52a0\u8f7d\u4e86\u7684\u6570\u636e\u91cf\r\n4\u3001\u5b8c\u6210\u7528\u65f6\uff1a\u6307\u9875\u9762\u52a0\u8f7d\u5b8c\u6210\u6240\u82b1\u8d39\u7684\u603b\u65f6\u95f4\u3002\u8fd9\u5305\u62ec\u4e86\u4ece\u53d1\u51fa\u7b2c\u4e00\u4e2a\u7f51\u7edc\u8bf7\u6c42\u5230\u6700\u540e\u4e00\u4e2a\u7f51\u7edc\u8bf7\u6c42\u5b8c\u6210\u7684\u65f6\u95f4\r\n\u4ee5\u53ca\u6d4f\u89c8\u5668\u52a0\u8f7d\u6e32\u67d3\u7684\u65f6\u95f4\r\n\r\n\u603b\u7684\u6765\u8bf4\uff0c\r\n\u201c\u5df2\u4f20\u8f93\u201d\u7684\u6570\u636e\u91cf\u66f4\u4fa7\u91cd\u4e8e\u7f51\u7edc\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u6570\u636e\u91cf\uff0c\r\n\u800c\u201c\u7f51\u9875\u52a0\u8f7d\u4e86\u7684\u6570\u636e\u91cf\u201d\u5219\u66f4\u5173\u6ce8\u6574\u4e2a\u9875\u9762\u52a0\u8f7d\u8fc7\u7a0b\u4e2d\u5b9e\u9645\u88ab\u5904\u7406\u7684\u6570\u636e\u91cf\uff0c\u5305\u62ec\u89e3\u6790\u548c\u6e32\u67d3\u7b49\u8fc7\u7a0b\u3002<\/code><\/pre>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/03\/image-1710938597092.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/03\/image-1710938597092.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h2>1.8\u3001\u5e76\u53d1\u91cf\uff08Concurrency\uff09<\/h2>\n<div id=\"rml_readmorelogin_placeholder\" style=\"position:relative;\"><div id=\"rml_fade_content\" style=\"position: absolute;\r\ntop:-10em;\r\nwidth:100%;\r\nheight:10em;\r\nbackground: -webkit-linear-gradient(rgba(255, 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