{"id":1005,"date":"2023-05-28T02:28:29","date_gmt":"2023-05-27T18:28:29","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=1005"},"modified":"2023-05-28T02:28:29","modified_gmt":"2023-05-27T18:28:29","slug":"%e6%95%b0%e6%8d%ae%e5%ba%93%e9%93%be%e6%8e%a5%e6%b1%a0%e7%bb%88%e4%ba%8e%e6%90%9e%e5%af%b9%e4%ba%86%ef%bc%8c%e8%bf%99%e6%ac%a1%e7%9b%b4%e6%8e%a5%e4%bb%8e100ms%e4%bc%98%e5%8c%96%e5%88%b03ms%ef%bc%81","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/mysql\/%e6%95%b0%e6%8d%ae%e5%ba%93%e9%93%be%e6%8e%a5%e6%b1%a0%e7%bb%88%e4%ba%8e%e6%90%9e%e5%af%b9%e4%ba%86%ef%bc%8c%e8%bf%99%e6%ac%a1%e7%9b%b4%e6%8e%a5%e4%bb%8e100ms%e4%bc%98%e5%8c%96%e5%88%b03ms%ef%bc%81\/","title":{"rendered":"\u6570\u636e\u5e93\u94fe\u63a5\u6c60\u7ec8\u4e8e\u641e\u5bf9\u4e86\uff0c\u8fd9\u6b21\u76f4\u63a5\u4ece100ms\u4f18\u5316\u52303ms\uff01"},"content":{"rendered":"
\n

\u539f\u6587\uff1ajianshu.com\/p\/a8f653fc0c54<\/span><\/p>\n

<\/mp-common-profile><\/section>\n

\u6211\u5728\u7814\u7a76HikariCP\uff08\u4e00\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\u6c60\uff09\u65f6\u65e0\u610f\u95f4\u5728HikariCP\u7684Github wiki\u4e0a\u770b\u5230\u4e86\u4e00\u7bc7\u6587\u7ae0\uff08\u5373\u524d\u9762\u7ed9\u51fa\u7684\u94fe\u63a5\uff09\uff0c\u8fd9\u7bc7\u6587\u7ae0\u6709\u529b\u5730\u6d88\u9664\u4e86\u6211\u4e00\u76f4\u4ee5\u6765\u7684\u7591\u8651\uff0c\u770b\u5b8c\u4e4b\u540e\u611f\u89c9\u795e\u6e05\u6c14\u723d\u3002\u6545\u5728\u6b64\u505a\u8bd1\u6587\u5206\u4eab\u3002<\/span><\/p>\n

\u63a5\u4e0b\u6765\u662f\u6b63\u6587<\/span><\/strong><\/span><\/h2>\n

\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u7684\u914d\u7f6e\u662f\u5f00\u53d1\u8005\u4eec\u5e38\u5e38\u641e\u51fa\u5751\u7684\u5730\u65b9\uff0c\u5728\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u65f6\uff0c\u6709\u51e0\u4e2a\u53ef\u4ee5\u8bf4\u662f\u548c\u76f4\u89c9\u80cc\u9053\u800c\u9a70\u7684\u539f\u5219\u9700\u8981\u660e\u786e\u3002<\/span><\/p>\n

1\u4e07\u5e76\u53d1\u7528\u6237\u8bbf\u95ee<\/span><\/strong><\/span><\/h4>\n

\u60f3\u8c61\u4f60\u6709\u4e00\u4e2a\u7f51\u7ad9\uff0c\u538b\u529b\u867d\u7136\u8fd8\u6ca1\u5230Facebook\u90a3\u4e2a\u7ea7\u522b\uff0c\u4f46\u4e5f\u6709\u4e2a1\u4e07\u4e0a\u4e0b\u7684\u5e76\u53d1\u8bbf\u95ee\u2014\u2014\u4e5f\u5c31\u662f\u8bf4\u5dee\u4e0d\u591a2\u4e07\u5de6\u53f3\u7684TPS\u3002\u90a3\u4e48\u8fd9\u4e2a\u7f51\u7ad9\u7684\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u5e94\u8be5\u8bbe\u7f6e\u6210\u591a\u5927\u5462\uff1f\u7ed3\u679c\u53ef\u80fd\u4f1a\u8ba9\u4f60\u60ca\u8bb6\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u95ee\u9898\u7684\u6b63\u786e\u95ee\u6cd5\u662f\uff1a<\/span><\/p>\n

    \n
  • \n
    \u201c\u8fd9\u4e2a\u7f51\u7ad9\u7684\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u5e94\u8be5\u8bbe\u7f6e\u6210\u591a\u5c0f<\/strong>\u5462\uff1f\u201d<\/span><\/section>\n<\/li>\n<\/ul>\n

    \u4e0b\u9762\u8fd9\u4e2a\u89c6\u9891\u662fOracle Real World Performance Group\u53d1\u5e03\u7684\uff0c\u8bf7\u5148\u770b\u5b8c\uff1a
    http:\/\/www.dailymotion.com\/video\/x2s8uec<\/span><\/p>\n

    \uff08\u56e0\u4e3a\u8fd9\u89c6\u9891\u662f\u82f1\u6587\u89e3\u8bf4\u4e14\u6ca1\u6709\u5b57\u5e55\uff0c\u6211\u66ff\u5927\u5bb6\u505a\u4e00\u4e0b\u7b80\u5355\u7684\u6982\u62ec\uff1a\uff09
    \u89c6\u9891\u4e2d\u5bf9Oracle\u6570\u636e\u5e93\u8fdb\u884c\u538b\u529b\u6d4b\u8bd5\uff0c9600\u5e76\u53d1\u7ebf\u7a0b\u8fdb\u884c\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u6bcf\u4e24\u6b21\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u64cd\u4f5c\u4e4b\u95f4sleep 550ms\uff0c\u4e00\u5f00\u59cb\u8bbe\u7f6e\u7684\u4e2d\u95f4\u4ef6\u7ebf\u7a0b\u6c60\u5927\u5c0f\u4e3a2048\uff1a<\/span><\/p>\n

    \u521d\u59cb\u7684\u914d\u7f6e<\/span><\/p>\n

    \u538b\u6d4b\u8dd1\u8d77\u6765\u4e4b\u540e\u662f\u8fd9\u4e2a\u6837\u5b50\u7684\uff1a<\/span><\/p>\n

    2048\u8fde\u63a5\u65f6\u7684\u6027\u80fd\u6570\u636e<\/span><\/p>\n

    \u6bcf\u4e2a\u8bf7\u6c42\u8981\u5728\u8fde\u63a5\u6c60\u961f\u5217\u91cc\u7b49\u5f8533ms\uff0c\u83b7\u5f97\u8fde\u63a5\u540e\u6267\u884cSQL\u9700\u898177ms<\/span><\/p>\n

    \u6b64\u65f6\u6570\u636e\u5e93\u7684\u7b49\u5f85\u4e8b\u4ef6\u662f\u8fd9\u4e2a\u718a\u6837\u7684\uff1a<\/span><\/p>\n

    \u5404\u79cdbuffer busy waits<\/span><\/p>\n

    \u5404\u79cdbuffer busy waits\uff0c\u6570\u636e\u5e93CPU\u572895%\u5de6\u53f3\uff08\u8fd9\u5f20\u56fe\u91cc\u6ca1\u622a\u5230CPU\uff09<\/span><\/p>\n

    \u63a5\u4e0b\u6765\uff0c\u628a\u4e2d\u95f4\u4ef6\u8fde\u63a5\u6c60\u51cf\u52301024\uff08\u5e76\u53d1\u4ec0\u4e48\u7684\u90fd\u4e0d\u53d8\uff09\uff0c\u6027\u80fd\u6570\u636e\u53d8\u6210\u4e86\u8fd9\u6837\uff1a<\/span><\/p>\n

    \u8fde\u63a5\u6c60\u964d\u52301024\u540e<\/span><\/p>\n

    \u83b7\u53d6\u94fe\u63a5\u7b49\u5f85\u65f6\u957f\u6ca1\u600e\u4e48\u53d8\uff0c\u4f46\u662f\u6267\u884cSQL\u7684\u8017\u65f6\u51cf\u5c11\u4e86\u3002
    \u4e0b\u9762\u8fd9\u5f20\u56fe\uff0c\u4e0a\u534a\u90e8\u5206\u662fwait\uff0c\u4e0b\u534a\u90e8\u5206\u662f\u541e\u5410\u91cf<\/span><\/p>\n

    wait\u548c\u541e\u5410\u91cf<\/span><\/p>\n

    \u80fd\u770b\u5230\uff0c\u4e2d\u95f4\u4ef6\u8fde\u63a5\u6c60\u4ece2048\u51cf\u534a\u4e4b\u540e\uff0c\u5410\u541e\u91cf\u6ca1\u53d8\uff0c\u4f46wait\u4e8b\u4ef6\u51cf\u5c11\u4e86\u4e00\u534a\u3002<\/span><\/p>\n

    \u63a5\u4e0b\u6765\uff0c\u628a\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u51cf\u523096\uff0c\u5e76\u53d1\u7ebf\u7a0b\u6570\u4ecd\u7136\u662f9600\u4e0d\u53d8\u3002<\/span><\/p>\n

    96\u4e2a\u8fde\u63a5\u65f6\u7684\u6027\u80fd\u6570\u636e<\/span><\/p>\n

    \u961f\u5217\u5e73\u5747\u7b49\u5f851ms\uff0c\u6267\u884cSQL\u5e73\u5747\u8017\u65f62ms\u3002<\/span><\/p>\n


    <\/p>\n

    wait\u4e8b\u4ef6\u51e0\u4e4e\u6ca1\u4e86\uff0c\u541e\u5410\u91cf\u4e0a\u5347\u3002<\/span><\/p>\n

    \u6ca1\u6709\u8c03\u6574\u4efb\u4f55\u5176\u4ed6\u4e1c\u897f\uff0c\u4ec5\u4ec5\u53ea\u662f\u7f29\u5c0f\u4e86\u4e2d\u95f4\u4ef6\u5c42\u7684\u6570\u636e\u5e93\u8fde\u63a5\u6c60\uff0c\u5c31\u628a\u8bf7\u6c42\u54cd\u5e94\u65f6\u95f4\u4ece100ms\u5de6\u53f3\u7f29\u77ed\u5230\u4e863ms\u3002<\/strong><\/span><\/p>\n

    But why?<\/span><\/strong><\/span><\/h4>\n

    \u4e3a\u4ec0\u4e48nginx\u53ea\u75284\u4e2a\u7ebf\u7a0b\u53d1\u6325\u51fa\u7684\u6027\u80fd\u5c31\u5927\u5927\u8d85\u8d8a\u4e86100\u4e2a\u8fdb\u7a0b\u7684Apache HTTPD\uff1f\u56de\u60f3\u4e00\u4e0b\u8ba1\u7b97\u673a\u79d1\u5b66\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u7b54\u6848\u5176\u5b9e\u662f\u5f88\u660e\u663e\u7684\u3002<\/span><\/p>\n

    \u5373\u4f7f\u662f\u5355\u6838CPU\u7684\u8ba1\u7b97\u673a\u4e5f\u80fd\u201c\u540c\u65f6\u201d\u8fd0\u884c\u6570\u767e\u4e2a\u7ebf\u7a0b\u3002\u4f46\u6211\u4eec\u90fd[\u5e94\u8be5]\u77e5\u9053\u8fd9\u53ea\u4e0d\u8fc7\u662f\u64cd\u4f5c\u7cfb\u7edf\u7528\u65f6\u95f4\u5206\u7247\u73a9\u7684\u4e00\u4e2a\u5c0f\u628a\u620f\u3002\u4e00\u9897CPU\u6838\u5fc3\u540c\u4e00\u65f6\u523b\u53ea\u80fd\u6267\u884c\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u7136\u540e\u64cd\u4f5c\u7cfb\u7edf\u5207\u6362\u4e0a\u4e0b\u6587\uff0c\u6838\u5fc3\u5f00\u59cb\u6267\u884c\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u7684\u4ee3\u7801\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u7ed9\u5b9a\u4e00\u9897CPU\u6838\u5fc3\uff0c\u5176\u987a\u5e8f\u6267\u884cA<\/strong>\u548cB<\/strong>\u6c38\u8fdc\u6bd4\u901a\u8fc7\u65f6\u95f4\u5206\u7247\u201c\u540c\u65f6\u201d\u6267\u884cA<\/strong>\u548cB<\/strong>\u8981\u5feb\uff0c\u8fd9\u662f\u4e00\u6761\u8ba1\u7b97\u673a\u79d1\u5b66\u7684\u57fa\u672c\u6cd5\u5219\u3002\u4e00\u65e6\u7ebf\u7a0b\u7684\u6570\u91cf\u8d85\u8fc7\u4e86CPU\u6838\u5fc3\u7684\u6570\u91cf\uff0c\u518d\u589e\u52a0\u7ebf\u7a0b\u6570\u7cfb\u7edf\u5c31\u53ea\u4f1a\u66f4\u6162\uff0c\u800c\u4e0d\u662f\u66f4\u5feb\u3002<\/span><\/p>\n

    \u8fd9\u51e0\u4e4e<\/em>\u5c31\u662f\u771f\u7406\u4e86\u2026\u2026<\/span><\/p>\n

    \u6709\u9650\u7684\u8d44\u6e90<\/span><\/strong><\/span><\/h4>\n

    \u4e0a\u9762\u7684\u8bf4\u6cd5\u53ea\u80fd\u8bf4\u662f\u63a5\u8fd1\u771f\u7406\uff0c\u4f46\u8fd8\u5e76\u6ca1\u6709\u8fd9\u4e48\u7b80\u5355\uff0c\u6709\u4e00\u4e9b\u5176\u4ed6\u7684\u56e0\u7d20\u9700\u8981\u52a0\u5165\u3002\u5f53\u6211\u4eec\u5bfb\u627e\u6570\u636e\u5e93\u7684\u6027\u80fd\u74f6\u9888\u65f6\uff0c\u603b\u662f\u53ef\u4ee5\u5c06\u5176\u5f52\u4e3a\u4e09\u7c7b\uff1aCPU\u3001\u78c1\u76d8\u3001\u7f51\u7edc<\/em>\u3002\u628a\u5185\u5b58<\/em>\u52a0\u8fdb\u6765\u4e5f\u6ca1\u6709\u9519\uff0c\u4f46\u6bd4\u8d77\u78c1\u76d8<\/em>\u548c\u7f51\u7edc<\/em>\uff0c\u5185\u5b58\u7684\u5e26\u5bbd\u8981\u9ad8\u51fa\u597d\u51e0\u4e2a\u6570\u91cf\u7ea7\uff0c\u6240\u4ee5\u5c31\u5148\u4e0d\u52a0\u4e86\u3002<\/span><\/p>\n

    \u5982\u679c\u6211\u4eec\u65e0\u89c6\u78c1\u76d8<\/em>\u548c\u7f51\u7edc<\/em>\uff0c\u90a3\u4e48\u7ed3\u8bba\u5c31\u975e\u5e38\u7b80\u5355\u3002\u5728\u4e00\u4e2a8\u6838\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u8bbe\u5b9a\u8fde\u63a5\/\u7ebf\u7a0b\u6570\u4e3a8\u80fd\u591f\u63d0\u4f9b\u6700\u4f18\u7684\u6027\u80fd\uff0c\u518d\u589e\u52a0\u8fde\u63a5\u6570\u5c31\u4f1a\u56e0\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u635f\u8017\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u6570\u636e\u5e93\u901a\u5e38\u628a\u6570\u636e\u5b58\u50a8\u5728\u78c1\u76d8\u4e0a\uff0c\u78c1\u76d8\u53c8\u901a\u5e38\u662f\u7531\u4e00\u4e9b\u65cb\u8f6c\u7740\u7684\u91d1\u5c5e\u789f\u7247\u548c\u4e00\u4e2a\u88c5\u5728\u6b65\u8fdb\u9a6c\u8fbe\u4e0a\u7684\u8bfb\u5199\u5934\u7ec4\u6210\u7684\u3002\u8bfb\/\u5199\u5934\u540c\u4e00\u65f6\u523b\u53ea\u80fd\u51fa\u73b0\u5728\u4e00\u4e2a\u5730\u65b9\uff0c\u7136\u540e\u5b83\u5fc5\u987b\u201c\u5bfb\u5740\u201d\u5230\u53e6\u5916\u4e00\u4e2a\u4f4d\u7f6e\u6765\u6267\u884c\u53e6\u4e00\u6b21\u8bfb\u5199\u64cd\u4f5c\u3002\u6240\u4ee5\u5c31\u6709\u4e86\u5bfb\u5740\u7684\u8017\u65f6\uff0c\u6b64\u5916\u8fd8\u6709\u65cb\u56de\u8017\u65f6\uff0c\u8bfb\u5199\u5934\u9700\u8981\u7b49\u5f85\u789f\u7247\u4e0a\u7684\u76ee\u6807\u6570\u636e\u201c\u65cb\u8f6c\u5230\u4f4d\u201d\u624d\u80fd\u8fdb\u884c\u64cd\u4f5c\u3002\u4f7f\u7528\u7f13\u5b58\u5f53\u7136\u662f\u80fd\u591f\u63d0\u5347\u6027\u80fd\u7684\uff0c\u4f46\u4e0a\u8ff0\u539f\u7406\u4ecd\u7136\u6210\u7acb\u3002<\/span><\/p>\n

    \u5728\u8fd9\u4e00\u65f6\u95f4\u6bb5\uff08\u5373\"I\/O\u7b49\u5f85\"\uff09\u5185\uff0c\u7ebf\u7a0b\u662f\u5728\u201c\u963b\u585e\u201d\u7740\u7b49\u5f85\u78c1\u76d8\uff0c\u6b64\u65f6\u64cd\u4f5c\u7cfb\u7edf\u53ef\u4ee5\u5c06\u90a3\u4e2a\u7a7a\u95f2\u7684CPU\u6838\u5fc3\u7528\u4e8e\u670d\u52a1\u5176\u4ed6\u7ebf\u7a0b\u3002\u6240\u4ee5\uff0c\u7531\u4e8e\u7ebf\u7a0b\u603b\u662f\u5728I\/O\u4e0a\u963b\u585e\uff0c\u6211\u4eec\u53ef\u4ee5\u8ba9\u7ebf\u7a0b\/\u8fde\u63a5\u6570\u6bd4CPU\u6838\u5fc3\u591a\u4e00\u4e9b\uff0c\u8fd9\u6837\u80fd\u591f\u5728\u540c\u6837\u7684\u65f6\u95f4\u5185\u5b8c\u6210\u66f4\u591a\u7684\u5de5\u4f5c\u3002<\/span><\/p>\n

    \u90a3\u4e48\u5e94\u8be5\u591a\u591a\u5c11\u5462\uff1f\u8fd9\u8981\u53d6\u51b3\u4e8e\u78c1\u76d8<\/em>\u3002\u8f83\u65b0\u578b\u7684SSD\u4e0d\u9700\u8981\u5bfb\u5740\uff0c\u4e5f\u6ca1\u6709\u65cb\u8f6c\u7684\u789f\u7247\u3002\u53ef\u522b\u60f3\u5f53\u7136\u5730\u8ba4\u4e3a\u201cSSD\u901f\u5ea6\u66f4\u5feb\uff0c\u6240\u4ee5\u6211\u4eec\u5e94\u8be5\u589e\u52a0\u7ebf\u7a0b\u6570\u201d\uff0c\u6070\u6070\u76f8\u53cd\uff0c\u65e0\u9700\u5bfb\u5740\u548c\u6ca1\u6709\u65cb\u56de\u8017\u65f6\u610f\u5473\u7740\u66f4\u5c11\u7684\u963b\u585e<\/strong>\uff0c\u6240\u4ee5\u66f4\u5c11\u7684\u7ebf\u7a0b[\u66f4\u63a5\u8fd1\u4e8eCPU\u6838\u5fc3\u6570]\u4f1a\u53d1\u6325\u51fa\u66f4\u9ad8\u7684\u6027\u80fd\u3002\u53ea\u6709\u5f53\u963b\u585e\u521b\u9020\u4e86\u66f4\u591a\u7684\u6267\u884c\u673a\u4f1a\u65f6\uff0c\u66f4\u591a\u7684\u7ebf\u7a0b\u6570\u624d\u80fd\u53d1\u6325\u51fa\u66f4\u597d\u7684\u6027\u80fd<\/strong>\u3002<\/span><\/p>\n

    \u7f51\u7edc<\/em>\u548c\u78c1\u76d8<\/em>\u7c7b\u4f3c\u3002\u901a\u8fc7\u4ee5\u592a\u7f51\u63a5\u53e3\u8bfb\u5199\u6570\u636e\u65f6\u4e5f\u4f1a\u5f62\u6210\u963b\u585e\uff0c10G\u5e26\u5bbd\u4f1a\u6bd41G\u5e26\u5bbd\u7684\u963b\u585e\u5c11\u4e00\u4e9b\uff0c1G\u5e26\u5bbd\u53c8\u4f1a\u6bd4100M\u5e26\u5bbd\u7684\u963b\u585e\u5c11\u4e00\u4e9b\u3002\u4e0d\u8fc7\u7f51\u7edc\u901a\u5e38\u662f\u653e\u5728\u7b2c\u4e09\u4f4d\u8003\u8651\u7684\uff0c\u6709\u4e9b\u4eba\u4f1a\u5728\u6027\u80fd\u8ba1\u7b97\u4e2d\u5ffd\u7565\u5b83\u4eec\u3002

    \u4e0a\u56fe\u662fPostgreSQL\u7684benchmark\u6570\u636e\uff0c\u53ef\u4ee5\u770b\u5230TPS\u589e\u957f\u7387\u4ece50\u4e2a\u8fde\u63a5\u6570\u5f00\u59cb\u53d8\u7f13\u3002\u5728\u4e0a\u9762Oracle\u7684\u89c6\u9891\u4e2d\uff0c\u4ed6\u4eec\u628a\u8fde\u63a5\u6570\u4ece2048\u964d\u5230\u4e8696\uff0c\u5b9e\u9645\u4e0a96\u90fd\u592a\u9ad8\u4e86\uff0c\u9664\u975e\u670d\u52a1\u5668\u670916\u621632\u9897\u6838\u5fc3\u3002<\/span>
    <\/p>\n

    \u8ba1\u7b97\u516c\u5f0f<\/span><\/strong><\/span><\/h4>\n

    \u4e0b\u9762\u7684\u516c\u5f0f\u662f\u7531PostgreSQL\u63d0\u4f9b\u7684\uff0c\u4e0d\u8fc7\u6211\u4eec\u8ba4\u4e3a\u53ef\u4ee5\u5e7f\u6cdb\u5730\u5e94\u7528\u4e8e\u5927\u591a\u6570\u6570\u636e\u5e93\u4ea7\u54c1\u3002\u4f60\u5e94\u8be5\u6a21\u62df\u9884\u671f\u7684\u8bbf\u95ee\u91cf\uff0c\u5e76\u4ece\u8fd9\u4e00\u516c\u5f0f\u5f00\u59cb\u6d4b\u8bd5\u4f60\u7684\u5e94\u7528\uff0c\u5bfb\u627e\u6700\u5408\u9002\u7684\u8fde\u63a5\u6570\u503c\u3002<\/span><\/p>\n

    \u8fde\u63a5\u6570 = ((\u6838\u5fc3\u6570 * 2) + \u6709\u6548\u78c1\u76d8\u6570)<\/strong><\/span><\/p>\n

    \n

    \u6838\u5fc3\u6570\u4e0d\u5e94\u5305\u542b\u8d85\u7ebf\u7a0b(hyper thread)\uff0c\u5373\u4f7f\u6253\u5f00\u4e86hyperthreading\u4e5f\u662f\u3002\u5982\u679c\u6d3b\u8dc3\u6570\u636e\u5168\u90e8\u88ab\u7f13\u5b58\u4e86\uff0c\u90a3\u4e48\u6709\u6548\u78c1\u76d8\u6570\u662f0\uff0c\u968f\u7740\u7f13\u5b58\u547d\u4e2d\u7387\u7684\u4e0b\u964d\uff0c\u6709\u6548\u78c1\u76d8\u6570\u9010\u6e10\u8d8b\u8fd1\u4e8e\u5b9e\u9645\u7684\u78c1\u76d8\u6570\u3002\u8fd9\u4e00\u516c\u5f0f\u4f5c\u7528\u4e8eSSD\u65f6\u7684\u6548\u679c\u5982\u4f55\u5c1a\u672a\u6709\u5206\u6790\u3002<\/span><\/p>\n<\/blockquote>\n

    \u6309\u8fd9\u4e2a\u516c\u5f0f\uff0c\u4f60\u76844\u6838i7\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u8fde\u63a5\u6c60\u5927\u5c0f\u5e94\u8be5\u4e3a((4 * 2) + 1) = 9\u3002\u53d6\u4e2a\u6574\u5c31\u7b97\u662f\u662f10\u5427\u3002\u662f\u4e0d\u662f\u89c9\u5f97\u592a\u5c0f\u4e86\uff1f\u8dd1\u4e2a\u6027\u80fd\u6d4b\u8bd5\u8bd5\u4e00\u4e0b\uff0c\u6211\u4eec\u4fdd\u8bc1\u5b83\u80fd\u8f7b\u677e\u641e\u5b9a3000\u7528\u6237\u4ee56000TPS\u7684\u901f\u7387\u5e76\u53d1\u6267\u884c\u7b80\u5355\u67e5\u8be2\u7684\u573a\u666f\u3002\u5982\u679c\u8fde\u63a5\u6c60\u5927\u5c0f\u8d85\u8fc710\uff0c\u4f60\u4f1a\u770b\u5230\u54cd\u5e94\u65f6\u957f\u5f00\u59cb\u589e\u52a0\uff0cTPS\u5f00\u59cb\u4e0b\u964d\u3002<\/span><\/p>\n

    \n

    \u7b14\u8005\u6ce8\uff1a
    \u8fd9\u4e00\u516c\u5f0f\u5176\u5b9e\u4e0d\u4ec5\u9002\u7528\u4e8e\u6570\u636e\u5e93\u8fde\u63a5\u6c60\u7684\u8ba1\u7b97\uff0c\u5927\u90e8\u5206\u6d89\u53ca\u8ba1\u7b97\u548cI\/O\u7684\u7a0b\u5e8f\uff0c\u7ebf\u7a0b\u6570\u7684\u8bbe\u7f6e\u90fd\u53ef\u4ee5\u53c2\u8003\u8fd9\u4e00\u516c\u5f0f\u3002\u6211\u4e4b\u524d\u5728\u5bf9\u4e00\u4e2a\u4f7f\u7528Netty\u7f16\u5199\u7684\u6d88\u606f\u6536\u53d1\u670d\u52a1\u8fdb\u884c\u538b\u529b\u6d4b\u8bd5\u65f6\uff0c\u6700\u7ec8\u6d4b\u51fa\u7684\u6700\u4f73\u7ebf\u7a0b\u6570\u5c31\u521a\u597d\u662fCPU\u6838\u5fc3\u6570\u7684\u4e00\u500d\u3002<\/span><\/p>\n<\/blockquote>\n

    \u516c\u7406\uff1a\u4f60\u9700\u8981\u4e00\u4e2a\u5c0f\u8fde\u63a5\u6c60\uff0c\u548c\u4e00\u4e2a\u5145\u6ee1\u4e86\u7b49\u5f85\u8fde\u63a5\u7684\u7ebf\u7a0b\u7684\u961f\u5217<\/span><\/strong><\/span><\/h4>\n

    \u5982\u679c\u4f60\u670910000\u4e2a\u5e76\u53d1\u7528\u6237\uff0c\u8bbe\u7f6e\u4e00\u4e2a10000\u7684\u8fde\u63a5\u6c60\u57fa\u672c\u7b49\u4e8e\u5931\u4e86\u667a\u30021000\u4ecd\u7136\u5f88\u6050\u6016\u3002\u5373\u662f100\u4e5f\u592a\u591a\u4e86\u3002\u4f60\u9700\u8981\u4e00\u4e2a10\u6765\u4e2a\u8fde\u63a5\u7684\u5c0f\u8fde\u63a5\u6c60\uff0c\u7136\u540e\u8ba9\u5269\u4e0b\u7684\u4e1a\u52a1\u7ebf\u7a0b\u90fd\u5728\u961f\u5217\u91cc\u7b49\u5f85\u3002\u8fde\u63a5\u6c60\u4e2d\u7684\u8fde\u63a5\u6570\u91cf\u5e94\u8be5\u7b49\u4e8e\u4f60\u7684\u6570\u636e\u5e93\u80fd\u591f\u6709\u6548\u540c\u65f6\u8fdb\u884c\u7684\u67e5\u8be2\u4efb\u52a1\u6570\uff08\u901a\u5e38\u4e0d\u4f1a\u9ad8\u4e8e2*CPU\u6838\u5fc3\u6570\uff09\u3002<\/span><\/p>\n

    \u6211\u4eec\u7ecf\u5e38\u89c1\u5230\u4e00\u4e9b\u5c0f\u89c4\u6a21\u7684web\u5e94\u7528\uff0c\u5e94\u4ed8\u7740\u5927\u7ea6\u5341\u6765\u4e2a\u7684\u5e76\u53d1\u7528\u6237\uff0c\u5374\u4f7f\u7528\u7740\u4e00\u4e2a100\u8fde\u63a5\u6570\u7684\u8fde\u63a5\u6c60\u3002\u8fd9\u4f1a\u5bf9\u4f60\u7684\u6570\u636e\u5e93\u9020\u6210\u6781\u5176\u4e0d\u5fc5\u8981\u7684\u8d1f\u62c5\u3002<\/span><\/p>\n

    \u8bf7\u6ce8\u610f<\/span><\/strong><\/span><\/h4>\n

    \u8fde\u63a5\u6c60\u7684\u5927\u5c0f\u6700\u7ec8\u4e0e\u7cfb\u7edf\u7279\u6027\u76f8\u5173\u3002<\/span><\/p>\n

    \u6bd4\u5982\u4e00\u4e2a\u6df7\u5408\u4e86\u957f\u4e8b\u52a1\u548c\u77ed\u4e8b\u52a1\u7684\u7cfb\u7edf\uff0c\u901a\u5e38\u662f\u4efb\u4f55\u8fde\u63a5\u6c60\u90fd\u96be\u4ee5\u8fdb\u884c\u8c03\u4f18\u7684\u3002\u6700\u597d\u7684\u529e\u6cd5\u662f\u521b\u5efa\u4e24\u4e2a\u8fde\u63a5\u6c60\uff0c\u4e00\u4e2a\u670d\u52a1\u4e8e\u957f\u4e8b\u52a1\uff0c\u4e00\u4e2a\u670d\u52a1\u4e8e\u77ed\u4e8b\u52a1\u3002<\/span><\/p>\n

    \u518d\u4f8b\u5982\u4e00\u4e2a\u7cfb\u7edf\u6267\u884c\u4e00\u4e2a\u4efb\u52a1\u961f\u5217\uff0c\u53ea\u5141\u8bb8\u4e00\u5b9a\u6570\u91cf\u7684\u4efb\u52a1\u540c\u65f6\u6267\u884c\uff0c\u6b64\u65f6\u5e76\u53d1\u4efb\u52a1\u6570\u5e94\u8be5\u53bb\u9002\u5e94\u8fde\u63a5\u6c60\u8fde\u63a5\u6570\uff0c\u800c\u4e0d\u662f\u53cd\u8fc7\u6765\u3002<\/span><\/p>\n

    <\/mp-common-profile><\/section>\n
    \u5982\u559c\u6b22\u672c\u6587\uff0c\u8bf7\u70b9\u51fb\u53f3\u4e0a\u89d2\uff0c\u628a\u6587\u7ae0\u5206\u4eab\u5230\u670b\u53cb\u5708<\/span>
    <\/span><\/p>
    \u56e0\u516c\u4f17\u53f7\u66f4\u6539\u63a8\u9001\u89c4\u5219\uff0c\u8bf7\u70b9\u201c\u5728\u770b\u201d\u5e76\u52a0\u201c\u661f\u6807\u201d\u7b2c\u4e00\u65f6\u95f4\u83b7\u53d6\u7cbe\u5f69\u6280\u672f\u5206\u4eab<\/span><\/span><\/strong><\/p>
    \u00b7END\u00b7<\/strong><\/p><\/pre>\n
    <\/mp-style-type><\/p>\n
    \n
    \u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7:                 IT\u725b\u5ba2              <\/p>\n<\/blockquote>\n<\/div>\n","raw":"","protected":false},"excerpt":{"rendered":"
    \u539f\u6587\uff1ajianshu.com\/p\/a8f653fc0c54 \u6211\u5728\u7814\u7a76HikariCP\uff08\u4e00\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\u6c60\uff09\u65f6\u65e0\u610f\u95f4\u5728HikariCP …<\/p>\n","protected":false},"author":1,"featured_media":996,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3,7,8],"tags":[],"class_list":["post-1005","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","category-spring-boot","category-spring-cloud"],"post_thumbnail_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857-150x150.jpeg","content_first_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021737143.png","post_medium_image_300":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857-300x128.jpeg","post_thumbnail_image_624":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857-1024x435.jpeg","post_frist_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021737143.png","post_medium_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857-300x128.jpeg","post_large_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857-1024x435.jpeg","post_full_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021735857.jpeg","post_all_images":[{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021737143.png","id":"image0"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021737143.png","id":"image1"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021739149.png","id":"image2"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021739149.png","id":"image3"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021739990.png","id":"image4"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021739990.png","id":"image5"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021740233.png","id":"image6"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021740233.png","id":"image7"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021741694.png","id":"image8"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021741694.png","id":"image9"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021742196.png","id":"image10"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021742196.png","id":"image11"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021743623.png","id":"image12"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021743623.png","id":"image13"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021744671.png","id":"image14"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528021744671.png","id":"image15"}],"videoAdId":"","listAd":"0","listAdId":"","listAdEvery":6,"total_comments":0,"category_name":"MySQL","post_date":"2023-05-27","like_count":"0","praiseWord":"\u9f13\u52b1","copyright_state":"","excitationAd":"0","rewardedVideoAdId":"","detailAdId":"","detailAd":"0","enterpriseMinapp":"0","audios":[],"postImageUrl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230519082947553.jpg","avatarurls":[],"related_posts":null,"pageviews":799,"next_post_id":1025,"next_post_title":"SpringBoot \u5185\u7f6e\u5de5\u5177\u7c7b","previous_post_id":882,"previous_post_title":"Spring-12 \u6df1\u5165\u7406\u89e3 AOP \u5e95\u5c42 API","_links":{"self":[{"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/1005","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1005"}],"version-history":[{"count":0,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/1005\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/media\/996"}],"wp:attachment":[{"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xinchewhd.com.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}