linux - 请教php并发导致cpu占用100%的问题？
小弟今天碰到了一个奇怪的问题，我在模拟多人并发的情况下，cpu占用率很快就上升到了100%，程序用的是wordpress4.5版本，才下载安装成功什么插件也没装，模拟的并发用户数量也只有50个人,用的是mod_php模式，apache也没有做其他配置，但是不知道是什么原因引起这两个操作占用这么多cpu。
php+apache不做配置是不是只能开发环境使用不可以支持太多用户并发呢？
有什么方法可以进一步查找原因呢？我也从来没有碰到过这个问题，是不是我的php配置出了问题呢？
回复内容：
小弟今天碰到了一个奇怪的问题，我在模拟多人并发的情况下，cpu占用率很快就上升到了100%，程序用的是wordpress4.5版本，才下载安装成功什么插件也没装，模拟的并发用户数量也只有50个人,用的是mod_php模式，apache也没有做其他配置，但是不知道是什么原因引起这两个操作占用这么多cpu。
php+apache不做配置是不是只能开发环境使用不可以支持太多用户并发呢？
有什么方法可以进一步查找原因呢？我也从来没有碰到过这个问题，是不是我的php配置出了问题呢？
换php-fpm再试试
mod_php性能太差
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