Swoole Threads and processes

pstree-a | grep php

|       | '-php server.php Master process
|           | |-php server.php Management thread can restart a worker thread after the worker thread dies
|           |   | '-php server.php
|           | '-{php}

Ps-aux

Root3797  0.0  1.5  42776 16240pts/0sl+ +: -   0:xx/usr/local/php-5.6.8/bin/PHP server.phproot3798  0.0  0.2  32024  2116pts/0S+ +: -   0:xx/usr/local/php-5.6.8/bin/PHP server.phproot3800  0.0  0.2  32368  2360pts/0S+ +: -   0:xx/usr/local/php-5.6.8/bin/php server.php

[Email protected] ~]# strace-p3797 (see what the current process is doing)Process3797Attached-Interrupt to Quitpoll ([{FD=5, Events=pollin}],1, +)  =0(Timeout) Time (NULL)=1431008802poll ([{FD=5, Events=pollin}],1, +)  =0(Timeout) Time (NULL)=1431008803poll ([{FD=5, Events=pollin}],1, +)  =0(Timeout) Time (NULL)=1431008804poll ([{FD=5, Events=pollin}],1, +)  =0(Timeout) Time (NULL)=1431008805poll ([{FD=5, Events=pollin}],1, +)  =0(Timeout) Time (NULL)=1431008806

37983798 attached- interrupt to QUITWAIT4 (-1

Threads are memory and resources that can share processes

Master Master Process

Manager Management Threads

Worker

Swoole Threads and processes