{"id":137037,"date":"2020-07-20T01:56:31","date_gmt":"2020-07-19T17:56:31","guid":{"rendered":"http:\/\/4563.org\/?p=137037"},"modified":"2020-07-20T01:56:31","modified_gmt":"2020-07-19T17:56:31","slug":"%e5%85%b3%e4%ba%8e%e5%a4%9a%e8%bf%9b%e7%a8%8b%e5%a4%9a%e5%8d%8f%e7%a8%8b%e7%9a%84%e7%96%91%e6%83%91","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=137037","title":{"rendered":"\u5173\u4e8e\u591a\u8fdb\u7a0b\u591a\u534f\u7a0b\u7684\u7591\u60d1"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u5173\u4e8e\u591a\u8fdb\u7a0b\u591a\u534f\u7a0b\u7684\u7591\u60d1               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : xing393939 <\/span>  <span><i><\/i> 11<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>\u5bf9\u7cfb\u7edf\u5e95\u5c42\u4e86\u89e3\u7684\u4e0d\u591a\uff0c\u60f3\u901a\u8fc7\u8fd9\u4e2a\u70b9\u5b66\u4e60\u4e00\u4e0b\u3002\u6211\u5148\u8fd0\u884c\u4e86\u4e24\u4e2a\u4f8b\u5b50<\/p>\n<h3>1. php+pthreads \u6269\u5c55\u8dd1\u4e24\u4e2a\u7ebf\u7a0b\uff0c\u7528\u5230 sleep \u51fd\u6570\uff08\u542c\u8bf4 sleep \u662f\u540c\u6b65\u963b\u585e\u7684\uff09<\/h3>\n<pre><code>&lt;?php  class Test extends Thread {     public function run()     {         sleep(1);         var_dump($this-&gt;getThreadId());     } }  $t = microtime(1); $t1 = new Test(); $t2 = new Test(); $t1-&gt;start(); $t2-&gt;start(); $t1-&gt;join(); $t2-&gt;join();  var_dump(microtime(1) - $t); <\/code><\/pre>\n<h3>2. php+swoole \u6269\u5c55\u8dd1\u4e24\u4e2a\u534f\u7a0b\uff0c\u7528\u5230 Co::sleep \uff08 Co::sleep \u662f\u5f02\u6b65\u975e\u963b\u585e\u7684\uff0c\u914d\u5408\u534f\u7a0b\u53ef\u4ee5\u5b9e\u73b0\u5e76\u53d1\uff09<\/h3>\n<pre><code>&lt;?php go(function () {     Co::sleep(1);     var_dump(Co::getCid() . \" \" . microtime(1)); });  go(function () {     Co::sleep(1);     var_dump(Co::getCid() . \" \" . microtime(1)); });  var_dump(\"done\"); <\/code><\/pre>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u8fd9 2 \u4e2a\u793a\u4f8b\u7684\u603b\u6267\u884c\u65f6\u95f4\u90fd\u662f 1 \u79d2\u3002<\/p>\n<p>\u6839\u636e\u6211\u73b0\u5728\u4e86\u89e3\u7684\u77e5\u8bc6\uff0c\u793a\u4f8b 2 \u662f\u5355\u8fdb\u7a0b\u5355\u7ebf\u7a0b\u7684\uff0c\u5728\u534f\u7a0b\u73af\u5883\u4e2d\u9047\u5230 io \u963b\u585e(Co::sleep)\uff0c\u901a\u8fc7\u5207\u6362\u534f\u7a0b\u7ee7\u7eed\u5411\u4e0b\u6267\u884c\uff0c\u56e0\u800c\u5b9e\u73b0\u4e86\u5e76\u53d1\uff0c\u8fd9\u4e2a\u8fd8\u662f\u5f88\u597d\u7406\u89e3\u7684\u3002\u793a\u4f8b 1 \u662f\u5355\u8fdb\u7a0b\u591a\u7ebf\u7a0b\u7684\uff0c\u5373\u4f7f\u662f\u6709 sleep \u8fd9\u6837\u540c\u6b65\u963b\u585e\u7684\u4efb\u52a1\uff0c\u4ecd\u7136\u53ef\u4ee5\u5e76\u53d1\u6267\u884c\uff0c\u662f\u56e0\u4e3a\u7528\u5230\u4e86 cpu \u7684\u591a\u6838\u5417\uff1f\u600e\u4e48\u53bb\u9a8c\u8bc1\u5462\uff1f<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>0<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u5173\u4e8e\u591a\u8fdb\u7a0b\u591a\u534f\u7a0b\u7684\u7591\u60d1 \u8cc7\u6df1\u5927\u4f6c &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/137037"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=137037"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/137037\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=137037"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=137037"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=137037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}