{"id":1024,"date":"2014-08-24T09:54:36","date_gmt":"2014-08-24T01:54:36","guid":{"rendered":"http:\/\/coderbee.net\/?p=1024"},"modified":"2014-08-24T09:54:36","modified_gmt":"2014-08-24T01:54:36","slug":"%e6%88%91%e7%9c%bc%e4%b8%ad%e7%9a%84-%e6%80%a7%e8%83%bd%e5%8a%a3%e5%8c%96%e3%80%81%e4%bc%98%e5%8c%96%e7%9a%84%e6%9b%b2%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/coderbee.net\/index.php\/notes\/20140824\/1024","title":{"rendered":"\u6211\u773c\u4e2d\u7684 \u6027\u80fd\u52a3\u5316\u3001\u4f18\u5316\u7684\u66f2\u7ebf"},"content":{"rendered":"<h3>\u6027\u80fd\u52a3\u5316<\/h3>\n<p><img decoding=\"async\" src=\"\/\/coderbee.net\/wp-content\/uploads\/2014\/08\/\u6027\u80fd\u52a3\u5316\u7684\u56fe\u5f62.png\" alt=\"\u6027\u80fd\u52a3\u5316\u7684\u56fe\u5f62\" \/><\/p>\n<p>\u968f\u7740\u4ee3\u7801\u5199\u5f97\u8d8a\u6765\u8d8a\u70c2\uff0c\u7a0b\u5e8f\u8fd0\u884c\u65f6 \u6570\u636e\u5e93\u64cd\u4f5c\u66f4\u591a\u3001IO \u963b\u585e\u7b49\u5f85\u8ddf\u8fc7\u3001\u4e0d\u5fc5\u8981\u7684\u5bf9\u8c61\u521b\u5efa\u3001GC \u56de\u6536\u66f4\u9891\u7e41\uff0c\u7ebf\u7a0b\u7684\u4e0a\u4e0b\u6587\u5207\u6362\u4e5f\u66f4\u591a\uff0c\u5f00\u9500\u8d8a\u6765\u8d8a\u591a\uff0c\u6240\u6709\u56e0\u7d20\u7efc\u5408\u8d77\u6765\uff0c\u7a0b\u5e8f\u8fd0\u884c\u66f4\u6162\uff0c\u54cd\u5e94\u5ef6\u8fdf\u52a0\u5927\u3002<\/p>\n<p>\u5f53\u5230\u8fbe\u4e34\u754c\u70b9\u7684\u65f6\u5019\uff0c\u538b\u57ae\u9a86\u9a7c\u7684\u6700\u540e\u4e00\u6839\u7a3b\u8349\u51fa\u73b0\u4e86\uff0c\u7cfb\u7edf\u76f4\u63a5\u5d29\u6e83\u3002<\/p>\n<p><strong>\u574f\u4e1c\u897f\u3001\u526f\u4f5c\u7528\u662f\u4f1a\u7d2f\u79ef\u7684\u3002<\/strong><\/p>\n<p><!--more--><\/p>\n<h3>\u6027\u80fd\u4f18\u5316<\/h3>\n<p><img decoding=\"async\" src=\"\/\/coderbee.net\/wp-content\/uploads\/2014\/08\/\u6027\u80fd\u4f18\u5316\u7684\u56fe\u5f62.png\" alt=\"\u6027\u80fd\u4f18\u5316\u7684\u56fe\u5f62\" \/><\/p>\n<p>\u4ee3\u7801\u7684\u5b9e\u73b0\u4e00\u76f4\u4fdd\u6301\u826f\u597d\uff0c\u4e0d\u65ad\u901a\u8fc7 \u5408\u5e76\u67e5\u8be2\u7b49\u63aa\u65bd\u51cf\u5c11\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u901a\u8fc7\u4f18\u5316SQL\u8bed\u53e5\u7f29\u77ed\u4e86\u5355\u6b21\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u65f6\u95f4\uff0c\u901a\u8fc7\u66f4\u597d\u7684\u65e5\u5fd7\u8bb0\u5f55\u65b9\u5f0f\u51cf\u5c11 IO \u64cd\u4f5c\uff0c\u51cf\u5c11 IO \u963b\u585e\u7b49\u5f85\u7684\u65f6\u95f4\uff0c\u8fdb\u800c\u53c8\u53ef\u4ee5\u51cf\u5c11\u7ebf\u7a0b\u5207\u6362\u7684\u6b21\u6570\uff0c\u901a\u8fc7\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5bf9\u8c61\u521b\u5efa\uff0c\u53ef\u4ee5\u63d0\u5347\u4ee3\u7801\u7684\u6267\u884c\u901f\u5ea6\uff0c\u8fd8\u53ef\u4ee5\u51cf\u5c11 GC \u7684\u6b21\u6570\uff0c\u79cd\u79cd\u4f18\u5316\u6548\u679c\u7efc\u5408\u8d77\u6765\u7684\u7ed3\u679c\u5c31\u662f\u7a0b\u5e8f\u8fd0\u884c\u7a33\u5b9a\uff0c\u54cd\u5e94\u65f6\u95f4\u7f29\u77ed\u3002<\/p>\n<p>\u4ece\u4e1a\u52a1\u5b9e\u73b0\u7684\u89d2\u5ea6\u8fdb\u884c\u4f18\u5316\u7684\u6548\u679c\u662f\u5f88\u660e\u663e\u7684\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u5230\u8fbe\u4e34\u754c\u70b9\u4e4b\u540e\uff0c\u4e5f\u5c31\u662f\u6ca1\u6cd5\u4ece\u4e1a\u52a1\u5b9e\u73b0\u7684\u65b9\u5f0f\u4e0a\u4f18\u5316\u6027\u80fd\u7684\u65f6\u5019\uff0c\u53ea\u80fd\u901a\u8fc7\u66f4\u5e95\u5c42\u3001\u66f4\u7ec6\u5fae\u7684\u4f18\u5316\u624b\u6bb5\u8fdb\u884c\u4f18\u5316\uff0c\u6bd4\u5982 JVM \u53c2\u6570\u3001\u7cfb\u7edf\u53c2\u6570 \u8c03\u4f18\u7b49\uff0c\u8fd9\u4e9b\u63aa\u65bd\u5e26\u6765\u7684\u6548\u679c\u90fd\u662f\u4e0d\u600e\u4e48\u660e\u663e\u7684\u3002<\/p>\n<p>\u6bd4\u5982\uff0c\u4e1a\u52a1\u5b9e\u73b0\u51cf\u5c11\u4e00\u6b21\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u81f3\u5c11\u53ef\u4ee5\u51cf\u5c11 10ms \u7684\u5ef6\u8fdf\uff0c\u4f46\u8981\u5728\u66f4\u5e95\u5c42\u7684\u5730\u65b9\u5f97\u5230 10ms \u7684\u4f18\u5316\u6548\u679c\u5e94\u8be5\u662f\u5f88\u56f0\u96be\u7684\u3002<\/p>\n<p><strong>\u6b63\u9762\u7684\u4f5c\u7528\u4e5f\u662f\u53ef\u4ee5\u7d2f\u79ef\u7684\uff0c\u53ea\u4e0d\u8fc7\u5e45\u5ea6\u662f\u5f88\u7f13\u6162\u7684\uff0c\u4e14\u8fbe\u5230\u4e00\u5b9a\u7a0b\u5ea6\u5c31\u5f88\u96be\u518d\u7ee7\u7eed\u63d0\u5347\u4e86\u3002<\/strong><\/p>\n<p>\u4f5c\u4e3a\u5f00\u53d1\u4eba\u5458\uff0c\u5e94\u8be5\u91cd\u89c6\u6bcf\u4e00\u4e2a\u7ec6\u8282\u3002<\/p>\n<hr\/>\n<p>\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7: <strong>coderbee\u7b14\u8bb0<\/strong>\uff0c\u53ef\u4ee5\u66f4\u53ca\u65f6\u56de\u590d\u4f60\u7684\u8ba8\u8bba\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"258\" height=\"258\" src=\"https:\/\/coderbee.net\/wp-content\/uploads\/2019\/01\/coderbee-note.jpg\" class=\"alignnone size-full wp-image-1707\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6027\u80fd\u52a3\u5316 \u968f\u7740\u4ee3\u7801\u5199\u5f97\u8d8a\u6765\u8d8a\u70c2\uff0c\u7a0b\u5e8f\u8fd0\u884c\u65f6 \u6570\u636e\u5e93\u64cd\u4f5c\u66f4\u591a\u3001IO \u963b\u585e\u7b49\u5f85\u8ddf\u8fc7\u3001 &hellip; 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