{"id":205,"date":"2024-03-26T16:12:44","date_gmt":"2024-03-26T08:12:44","guid":{"rendered":"http:\/\/blue.yn.cn\/?p=205"},"modified":"2024-03-26T18:08:23","modified_gmt":"2024-03-26T10:08:23","slug":"%e7%bd%91%e7%bb%9cio%e6%a8%a1%e5%9e%8b","status":"publish","type":"post","link":"http:\/\/blue.yn.cn\/?p=205","title":{"rendered":"\u7f51\u7edcIO\u6a21\u578b"},"content":{"rendered":"<h3>IO\u57fa\u672c\u6982\u8ff0<\/h3>\n<h4>\u4ec0\u4e48\u662fIO<\/h4>\n<ul>\n<li>\u6240\u8c13IO\uff0c\u65e0\u975e\u5c31\u662f\u8f93\u5165\u8f93\u51fa\uff0c\u5176\u5b9e\u5927\u5bb6\u66f4\u591a\u5173\u6ce8\u7684\u662f\u78c1\u76d8IO\uff0c\u4e8b\u5b9e\u4e0a\u5f53\u6211\u4eec\u5728\u7f51\u7edc\u4e2d\u4f20\u9001\u4e00\u4e9b\u6570\u636e\u65f6\uff0c\u672c\u8d28\u4e0a\u4e5f\u662f\u4e00\u79cdIO<\/li>\n<\/ul>\n<h4>\u4ec0\u4e48\u662f\u7f51\u7edcIO<\/h4>\n<ul>\n<li>\u62ff\u7528\u6237\u8bf7\u6c42Nginx\u8fd9\u6837\u7684web\u670d\u52a1\u5668\u83b7\u53d6\u78c1\u76d8\u4e2d\u7684\u6587\u4ef6\u65f6\uff0c\u7cfb\u7edf\u662f\u5982\u4f55\u5904\u7406\u7684\uff1f<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/03\/image-1711436815234.png\" alt=\"file\" \/><\/p>\n<ul>\n<li>\u901a\u8fc7\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u7528\u6237\u6bcf\u4e00\u6b21\u8bf7\u6c42\u90fd\u4f1a\u53d1\u751f\u4e00\u6b21IO\u64cd\u4f5c\uff1a\u800c\u6bcf\u6b21IO\uff0c\u90fd\u8981\u7ecf\u7531\u4e24\u4e2a\u9636\u6bb5\uff1a\n<ul>\n<li>\u7b2c\u4e00\u6b65\uff1a\u5c06\u6570\u636e\u4ece\u78c1\u76d8\u52a0\u8f7d\u81f3\u5185\u6838\u7684\u5185\u5b58\u7a7a\u95f4\uff08\u7f13\u51b2\u533a\uff09\uff0c\u7b49\u5f85\u6570\u636e\u51c6\u5907\u5b8c\u6210\uff0c\u65f6\u95f4\u8f83\u957f<\/li>\n<li>\u7b2c\u4e8c\u6b65\uff1a\u5c06\u6570\u636e\u4ece\u5185\u6838\u7f13\u51b2\u533a\u590d\u5236\u5230\u7528\u6237\u7a7a\u95f4\u7684\u8fdb\u7a0b\u5185\u5b58\uff08\u7f13\u51b2\u533a\uff09\uff0c\u65f6\u95f4\u8f83\u77ed<\/li>\n<li>\u7b2c\u4e09\u6b65\uff1aNginx\u5c01\u88c5\u6570\u636e\u4e3a\u54cd\u5e94\u62a5\u6587\u53d1\u9001<\/li>\n<\/ul>\n<\/li>\n<li>nginx\u4e0b\u53d1\u6307\u4ee4\u7ed9\u5185\u6838\u540e\uff0cnginx\u662f\u7b49\u5f85\uff0c\u8fd8\u662f\u4e0d\u7b49\u5f85\u7ee7\u7eed\u5904\u7406\u65b0\u7684\u8bf7\u6c42<\/li>\n<li>\u6570\u636e\u62f7\u8d1d\u5230\u5185\u6838\u7f13\u51b2\u533a\u4e86\uff0c\u901a\u77e5nginx\u5e94\u7528\u7a0b\u5e8f\uff0c\u963b\u585e<\/li>\n<\/ul>\n<h3>IO\u7f51\u7edc\u6a21\u578b<\/h3>\n<ul>\n<li>IO\u6a21\u578b\u5206\u4e3a\u540c\u6b65\u3001\u5f02\u6b65\u3001\u963b\u585e\u3001\u975e\u963b\u585e<\/li>\n<\/ul>\n<h4>\u540c\u6b65\/\u5f02\u6b65<\/h4>\n<ul>\n<li>\u540c\u6b65\/\u5f02\u6b65\uff08\u5173\u6ce8\u7684\u662f\u6d88\u606f\u901a\u77e5\u673a\u5236\uff09<\/li>\n<li>\u540c\u6b65\uff1a\u8c03\u7528\u8005\u53d1\u6307\u4ee4\u7ed9\u88ab\u8c03\u7528\u8005\uff0c\u88ab\u8c03\u7528\u8005\u9700\u8981\u83b7\u53d6\u8d44\u6e90\u540e\u518d\u8fd4\u56de\u7ed9\u8c03\u7528\u8005\uff0c\u90a3\u4e48\u6b64\u65f6\u8c03\u7528\u8005\u9700\u8981\u65f6\u4e0d\u65f6\u53bb\u770b\u4e00\u4e0b\uff0c\u5bf9\u4e8e\u8c03\u7528\u8005\u6765\u8bf4\u5f88\u7e41\u5fd9\u3002<\/li>\n<li>\u5f02\u6b65\uff1a\u8c03\u7528\u8005\u53d1\u6307\u4ee4\u7ed9\u88ab\u8c03\u7528\u8005\uff0c\u88ab\u8c03\u7528\u8005\u9700\u8981\u83b7\u53d6\u8d44\u6e90\u540e\u518d\u8fd4\u56de\u7ed9\u8c03\u7528\u8005\uff0c\u6b64\u65f6\u88ab\u8c03\u7528\u8005\u4f1a\u4e3b\u52a8\u5c06\u5f53\u524d\u7684\u8fd0\u884c\u72b6\u6001\u901a\u77e5\u7ed9\u8c03\u7528\u8005\u3002<\/li>\n<\/ul>\n<h4>\u963b\u585e\/\u975e\u963b\u585e<\/h4>\n<ul>\n<li>\u963b\u585e\/\u975e\u963b\u585e\uff08\u5173\u6ce8\u7684\u662f\u8c03\u7528\u8005\u5728\u7b49\u5f85\u88ab\u8c03\u7528\u8005\u8fd4\u56de\u7ed3\u679c\u4e4b\u524d\u6240\u5904\u7684\u72b6\u6001\uff09<\/li>\n<li>\u963b\u585e\uff1a\u6307IO\u64cd\u4f5c\u9700\u8981\u5f7b\u5e95\u5b8c\u6210\u540e\u624d\u8fd4\u56de\u5230\u7528\u6237\u7a7a\u95f4\uff0c\u8c03\u7528\u7ed3\u679c\u8fd4\u56de\u4e4b\u524d\uff0c\u8c03\u7528\u8005\u88ab\u6302\u8d77<\/li>\n<li>\u975e\u963b\u585e\uff1a\u6307IO\u64cd\u4f5c\u88ab\u8c03\u7528\u540e\u7acb\u5373\u8fd4\u56de\u7ed9\u7528\u6237\u8fdb\u7a0b\u4e00\u4e2a\u72b6\u6001\u503c\uff0c\u65e0\u9700\u7b49\u5f85IO\u64cd\u4f5c\u5f7b\u5e95\u5b8c\u6210\uff0c\u5728\u6700\u7ec8\u7684\u8c03\u7528\u7ed3\u679c\u8fd4\u56de\u4e4b\u524d\uff0c\u8c03\u7528\u8005\u4e0d\u4f1a\u88ab\u6302\u8d77<\/li>\n<\/ul>\n<h4>IO\u7ec4\u5408\u6a21\u578b<\/h4>\n<ul>\n<li>\u540c\u6b65\u963b\u585e\uff1a\u5c06\u8863\u670d\u6254\u5230\u6d17\u8863\u673a\uff0c\u7136\u540e\u5b88\u5728\u6d17\u8863\u673a\u65c1\u8fb9\uff0c\u7b49\u5f85\u4ec0\u4e48\u65f6\u5019\u6d17\u5b8c\u4ec0\u4e48\u65f6\u5019\u5904\u7406<\/li>\n<li>\u540c\u6b65\u975e\u963b\u585e\uff1a\u5c06\u8863\u670d\u6254\u5230\u6d17\u8863\u673a\uff0c\u7136\u540e\u53ef\u4ee5\u53bb\u5e72\u522b\u7684\u4e8b\u60c5\uff0c\u662f\u5426\u6d17\u5b8c\u4e0d\u77e5\u9053\uff0c\u9700\u8981\u65f6\u4e0d\u65f6\u770b\u4e00\u4e0b<\/li>\n<li>\u5f02\u6b65\u963b\u585e\uff1a\u5c06\u8863\u670d\u6254\u7ed9\u6d17\u8863\u673a\uff0c\u8fd8\u662f\u4f1a\u5728\u65c1\u8fb9\u7b49\u7740\uff08\u963b\u585e\uff09\uff0c\u6d17\u8863\u673a\u6d17\u5b8c\u4e86\u4f1a\u901a\u77e5<\/li>\n<li>\u5f02\u6b65\u975e\u963b\u585e\uff1a\u5c06\u8863\u670d\u6254\u7ed9\u6d17\u8863\u673a\uff0c\u53ef\u4ee5\u53bb\u5e72\u5176\u4ed6\u4e8b\u60c5\uff0c\u7b49\u5f85\u6d17\u8863\u673a\u6d17\u5b8c\u4e86\u4f1a\u901a\u77e5\uff0c\u7136\u540e\u518d\u53bb\u53d6\u8863\u670d<\/li>\n<\/ul>\n<h3>\u4e94\u79cd\u5e38\u89c1IO\u6a21\u578b<\/h3>\n<h4>\u540c\u6b65\u963b\u585eIO<\/h4>\n<ol>\n<li>\u5f53\u7528\u6237\u8fdb\u7a0b\u8c03\u7528\u4e86<code>recvfrom()<\/code>\u8fd9\u4e2a\u7cfb\u7edf\u8c03\u7528\uff0c\u5e0c\u671b\u4ece\u78c1\u76d8\u83b7\u53d6\u6570\u636e<\/li>\n<li><code>kernel<\/code>\u5c31\u5f00\u59cb\u4e86<code>IO<\/code>\u7684\u7b2c\u4e00\u4e2a\u9636\u6bb5\uff0c\u51c6\u5907\u6570\u636e\uff0c\u5982\u679c\u6570\u636e\u9700\u8981\u5f88\u957f\u65f6\u95f4\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u4e00\u76f4\u7b49\u5f85<\/li>\n<li>\u5f53<code>kernel<\/code>\u6570\u636e\u51c6\u5907\u597d\u4e86\uff0c\u4f1a\u5c06\u6570\u636e\u4ece<code>kenel<\/code>\u4e2d\u62f7\u8d1d\u5230\u7528\u6237\u8fdb\u7a0b\u5185\u5b58\uff0c\u7136\u540e<code>kernel<\/code>\u8fd4\u56de\u6570\u636e\u7ed3\u679c\uff0c\u7528\u6237\u8fdb\u7a0b\u624d\u89e3\u9664\u963b\u585e\u72b6\u6001\uff0c\u53ef\u4ee5\u505a\u5176\u4ed6\u4e8b\u60c5<\/li>\n<\/ol>\n<p>\u603b\u7ed3\uff0c\u540c\u6b65\u963b\u585e<code>IO<\/code>\u7684\u7279\u5b9a\u5c31\u662f\u5728<code>IO<\/code>\u6267\u884c\u7684\u4e24\u4e2a\u9636\u6bb5\u90fd\u88ab\u963b\u585e\u4e86\u3002\u90a3\u4e48\u4e5f\u5c31\u610f\u5473\u7740\u4e00\u4e2a\u8fdb\u7a0b\u53ea\u80fd\u54cd\u5e94\u4e00\u4e2a\u7528\u6237\u8bf7\u6c42\uff0c\u5269\u4e0b\u8bf7\u6c42\u4f1a\u88ab\u6302\u8d77\uff0c\u4f1a\u9020\u6210\u6bcf\u6b21\u53ea\u80fd\u54cd\u5e94\u4e00\u4e2a\u8bf7\u6c42\u3002<\/p>\n<h4>\u540c\u6b65\u975e\u963b\u585eIO<\/h4>\n<ol>\n<li>\u5f53\u7528\u6237\u8fdb\u7a0b\u8c03\u7528\u4e86<code>recvfrom()<\/code>\u8fd9\u4e2a\u7cfb\u7edf\u8c03\u7528\uff0c\u5e0c\u671b\u4ece\u78c1\u76d8\u83b7\u53d6\u6570\u636e<\/li>\n<li>\u90a3\u4e48\u662f\u5426\u5b8c\u6210\u5e76\u4e0d\u77e5\u9053\uff0c\u9700\u8981\u4e00\u6b21\u4e00\u6b21\u7684\u53bb\u95ee<\/li>\n<li>\u5f53<code>kernel<\/code>\u4e2d\u7684\u6570\u636e\u51c6\u5907\u597d\u4e86\uff0c\u6b64\u65f6\u7528\u6237\u8fdb\u7a0b\u518d\u6b21\u53d1\u8d77\u7cfb\u7edf\u8c03\u7528\uff0c\u90a3\u4e48\u5b83\u9a6c\u4e0a\u5c06\u6570\u636e\u62f7\u8d1d\u5230\u4e86\u7528\u6237\u8fdb\u7a0b\u5185\u5b58\u3002<\/li>\n<\/ol>\n<p>\u6240\u4ee5\uff0c\u975e\u963b\u585e<code>IO<\/code>\u7684\u7279\u70b9\u662f\u7528\u6237\u8fdb\u7a0b\u9700\u8981\u4e0d\u65ad\u7684\u4e3b\u52a8\u8be2\u95ee<code>kernel<\/code>\u6570\u636e\u597d\u4e86\u6ca1\u6709<br \/>\n\u597d\u5904\uff1a\u7528\u6237\u8fdb\u7a0b\u53ef\u4ee5\u5904\u7406\u5176\u4ed6\u4efb\u52a1<br \/>\n\u574f\u5904\uff1a\u4efb\u52a1\u5b8c\u6210\u7684\u54cd\u5e94\u5ef6\u8fdf\u589e\u5927\u4e86\uff0c\u56e0\u4e3a\u6bcf\u8fc7\u4e00\u6bb5\u65f6\u95f4\u91c7\u53d6\u8f6e\u8be2\u4e00\u6b21\u64cd\u4f5c<\/p>\n<h4>IO\u591a\u8def\u590d\u7528<\/h4>\n<ol>\n<li>\u5f53\u7528\u6237\u8fdb\u7a0b\u53d1\u8d77\u8c03\u7528\u8bf7\u6c42\uff0c\u4e0d\u7528\u76f4\u63a5\u4e0e\u5185\u6838\u4ea4\u4e92\uff0c\u800c\u662f\u627e\u4e00\u4e2a\u4ee3\u7406\u8fdb\u7a0b<code>select<\/code>\uff0c\u5f53\u7528\u6237\u8fdb\u7a0b\u8c03\u7528<code>select<\/code>\uff0c\u90a3\u4e48\u6574\u4e2a\u8fdb\u7a0b\u4f1a\u963b\u585e\u5728<code>select<\/code>\u4e0a\uff08\u56e0\u4e3a\u662f\u7531<code>select<\/code>\u4e0e\u5185\u6838\u8fdb\u884c\u4ea4\u4e92\uff0c\u9700\u8981\u7b49\u5f85<code>select<\/code>\u8fd4\u56de\u7ed3\u679c\uff09<\/li>\n<li><code>kernel<\/code>\u4f1a\u76d1\u89c6<code>select<\/code>\u8d1f\u8d23\u7684\u6570\u636e\uff0c\u5f53\u4efb\u4f55\u4e00\u4e2a\u8fdb\u7a0b\u7684\u6570\u636e\u51c6\u5907\u597d\u4e86\uff0c<code>select<\/code>\u5c31\u4f1a\u8fd4\u56de<\/li>\n<li>\u5f53<code>select<\/code>\u7528\u6237\u8fdb\u7a0b\u8fd4\u56de\u7ed3\u679c\u540e\uff0c\u7528\u6237\u7a0b\u5e8f\u4f1a\u518d\u6b21\u8fdb\u884c\u7cfb\u7edf\u8c03\u7528\uff0c\u5c06<code>kernel<\/code>\u6570\u636e\u62f7\u8d1d\u5230\u7528\u6237\u8fdb\u7a0b<\/li>\n<\/ol>\n<p>\u603b\u7ed3\uff0c<code>select<\/code>\u4ee3\u7406\u8fdb\u7a0b\uff0c\u5b83\u8fd9\u4e00\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u63a5\u6536\u591a\u4e2a\u7528\u6237\u8fdb\u7a0b\u7684\u8bf7\u6c42<\/p>\n<h4>\u4fe1\u53f7\u9a71\u52a8IO<\/h4>\n<ol>\n<li>\u5f53\u7528\u6237\u8fdb\u7a0b\u8c03\u7528\u4e86<code>recvfrom()<\/code>\u8fd9\u4e2a\u7cfb\u7edf\u8c03\u7528\uff0c\u5e0c\u671b\u4ece\u78c1\u76d8\u83b7\u53d6\u6570\u636e<\/li>\n<li>\u78c1\u76d8\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u5982\u679c\u8fd8\u6ca1\u6709\u8bfb\u53d6\u5230\u5185\u6838\u7f13\u51b2\u533a\u65f6\uff0c\u6ca1\u5173\u7cfb\uff0c\u8fdb\u7a0b\u8fd8\u53ef\u4ee5\u7ee7\u7eed\u8fd0\u884c\u5e76\u4e0d\u963b\u585e<\/li>\n<li>\u5f53\u78c1\u76d8\u6570\u636e\u590d\u5236\u5230\u5185\u6838\u4e2d\u540e\uff0c\u4f1a\u901a\u77e5\u7528\u6237\u8fdb\u7a0b\u6570\u636e\u51c6\u5907\u5c31\u7eea<\/li>\n<li>\u7528\u6237\u8fdb\u7a0b\u5728\u53d1\u6307\u5b9a\u5c06\u5185\u6838\u4e2d\u6570\u636e\u590d\u5236\u5230\u7528\u6237\u8fdb\u7a0b\u4e2d\uff0c\u6b64\u65f6\u8fdb\u7a0b\u4f1a\u8fdb\u5165\u963b\u585e\u72b6\u6001<\/li>\n<\/ol>\n<h4>\u5f02\u6b65\u975e\u963b\u585eIO<\/h4>\n<ol>\n<li>\u5f53\u7528\u6237\u8fdb\u7a0b\u8c03\u7528\u4e86<code>recvfrom()<\/code>\u8fd9\u4e2a\u7cfb\u7edf\u8c03\u7528\uff0c\u5e0c\u671b\u4ece\u78c1\u76d8\u83b7\u53d6\u6570\u636e<\/li>\n<li><code>kernel<\/code>\u6536\u5230\u540e\uff0c\u4f1a\u7acb\u523b\u8fd4\u56de\uff0c\u6240\u4ee5\u4e0d\u4f1a\u5bf9\u7528\u6237\u8fdb\u7a0b\u4ea7\u751f\u4efb\u4f55\u963b\u585e<\/li>\n<li><code>kernel<\/code>\u7b49\u5f85\u6570\u636e\u51c6\u5907\u5b8c\u6210\uff0c\u5e76\u5c06\u5185\u6838\u6570\u636e\u62f7\u8d1d\u5230\u7528\u6237\u8fdb\u7a0b\u5185\u5b58\uff0c\u5f53\u8fd9\u4e00\u5207\u5b8c\u6210\u4e4b\u540e\uff0c<code>kernel<\/code>\u4f1a\u7ed9\u7528\u6237\u8fdb\u7a0b\u53d1\u9001\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\u901a\u77e5\u7528\u6237\u8fdb\u7a0b\u672c\u6b21<code>IO<\/code>\u5b8c\u6210\u3002<\/li>\n<\/ol>\n<h4>IO\u6a21\u578b\u5bf9\u6bd4<\/h4>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/03\/image-1711442420335.png\" alt=\"file\" \/><\/p>\n<h3>IO\u6a21\u578b\u5b9e\u73b0<\/h3>\n<h4>\u51e0\u79cd\u7f51\u7edcIO\u6a21\u578b\u5b9e\u73b0<\/h4>\n<p><code>select<\/code>\uff1a\u5bf9\u5e94IO\/\u590d\u7528\u6a21\u578b\uff0c\u904d\u5386<br \/>\n<code>Poll<\/code>\uff1a\u5bf9\u5e94IO\/\u590d\u7528\u6a21\u578b<br \/>\n<code>Epoll<\/code>\u5bf9\u5e94IO\/\u590d\u7528\u6a21\u578b\uff0c\u5177\u6709\u4fe1\u53f7\u9a71\u52a8I\/O\u6a21\u578b\u67d0\u4e9b\u7279\u6027<\/p>\n<h4>select\u3001poll\u3001epool\u533a\u522b<\/h4>\n<p>\u65e0\u8bba\u662f<code>select\u3001poll\u3001epool<\/code>\u90fd\u53ef\u4ee5\u9762\u5bf9\u591a\u4e2a\u7528\u6237\u8fdb\u7a0b\u7684\u8bf7\u6c42\uff0c\u5b83\u76f8\u5f53\u4e8e\u4e00\u4e2a\u4ee3\u7406\u4eba\uff0c\u6536\u96c6\u5f88\u591a\u7528\u6237\u8fdb\u7a0b\u7684\u8bf7\u6c42\uff0c\u6536\u96c6\u5b8c\u6210\u540e\uff0c\u5b83\u5e2e\u4f60\u4ece\u78c1\u76d8\u4e0a\u83b7\u53d6\u6570\u636e\uff0c\u590d\u5236\u5230\u5185\u6838\u4e2d\uff0c\u4ffa\u4e48\u8fd9\u4e2a\u6570\u636e\u51c6\u5907\u6ca1\u51c6\u5907\u597d\uff0c\u5b83\u7684\u5b9e\u73b0\u673a\u5236\u662f\u4e0d\u4e00\u6837\u7684\u3002<\/p>\n<p>\u901a\u77e5\u65b9\u5f0f\uff1a\u5047\u8bbe\u6709\u4e00\u4e2a\u7528\u6237\u6570\u636e\u51c6\u5907\u597d\u4e86\uff0c\u90a3\u4e48\u8fd8\u6709\u5f88\u591a\u7528\u6237\u6570\u636e\u6ca1\u51c6\u5907\u597d\uff0c\u90a3\u4e48\u5982\u4f55\u901a\u77e5\u5462\uff1f<\/p>\n<ol>\n<li><code>select<\/code>\u548c<code>poll<\/code>\u662f\u904d\u5386\u626b\u63cf\uff0c\u6548\u7387\u4f4e\u4e0b<\/li>\n<li><code>epoll<\/code>\u91c7\u7528\u56de\u8c03\u673a\u5236\uff0c<code>epoll<\/code>\u4f1a\u4e3b\u52a8\u901a\u77e5\uff0c\u6548\u7387\u4f1a\u66f4\u9ad8<\/li>\n<\/ol>\n<p>IO\u6548\u7387\uff1a\u5047\u8bbe100\u4e2a\u7528\u6237\u53d1\u8bf7\u6c42\u548c1000\u4e2a\u7528\u6237\u53d1\u8bf7\u6c42\uff0c\u5728\u904d\u5386\u7684\u65f6\u5019\u7684\u6027\u80fd\u4e00\u6837\u5417\uff1f<\/p>\n<ol>\n<li><code>select<\/code>\u548c<code>poll<\/code>\u7528\u6237\u7684\u8bf7\u6c42\u8d8a\u591a\uff0c\u6240\u9700\u8981\u904d\u5386\u7684\u5c31\u8d8a\u591a\uff0c\u9700\u8981\u8017\u65f6\u5c31\u8d8a\u957f<\/li>\n<li><code>epoll<\/code>\u91c7\u7528\u7684\u662f\u56de\u8c03\u65b9\u5f0f\uff0c\u65e0\u8bba\u6709\u591a\u5c11\u7528\u6237\uff0c\u5b83\u53d1\u9001\u7684\u65f6\u95f4\u662f\u4e00\u6837\u7684\u3002<\/li>\n<\/ol>\n<p>\u603b\u7ed3\uff1a<\/p>\n<ol>\n<li><code>nginx<\/code>\u4ece\u6700\u521d\u8bbe\u8ba1\u65f6\uff0c\u5c31\u662f\u4f7f\u7528<code>epoll IO<\/code>\u6a21\u578b\uff0c\u4f7f\u7528\u8fb9\u7f18\u89e6\u53d1\u673a\u5236<\/li>\n<li>\u540c\u65f6<code>nginx<\/code>\u8fd8\u652f\u6301\u5f02\u6b65<code>IO<\/code>\uff0c\u7528\u4e86\u8fd1\u51e0\u5e74\u6700\u65b0\u7684\u670d\u52a1\u7aef\u7f16\u7a0b\u6280\u672f\uff0c\u6765\u652f\u6301\u8f83\u597d\u7684\u5e76\u53d1\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>IO\u57fa\u672c\u6982\u8ff0 \u4ec0\u4e48\u662fIO \u6240\u8c13IO\uff0c\u65e0\u975e\u5c31\u662f\u8f93\u5165\u8f93\u51fa\uff0c\u5176\u5b9e\u5927\u5bb6\u66f4\u591a\u5173\u6ce8\u7684\u662f\u78c1\u76d8IO\uff0c\u4e8b\u5b9e\u4e0a\u5f53\u6211\u4eec\u5728\u7f51\u7edc\u4e2d\u4f20\u9001\u4e00&#8230; &raquo; <a class=\"read-more-link\" href=\"http:\/\/blue.yn.cn\/?p=205\">\u9605\u8bfb\u5168\u6587<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-205","post","type-post","status-publish","format-standard","hentry","category-web"],"_links":{"self":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=205"}],"version-history":[{"count":5,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/205\/revisions"}],"predecessor-version":[{"id":214,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/205\/revisions\/214"}],"wp:attachment":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=205"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}