Hi!
I have problem with my nginx setup.
I get 100% cpu load after I edit (delete ONE word from paragraph) and save my page. While this cpu work I see nothing changes on index page.
How can I debug this issue, I want to know why its takes so much time to execute such tiny editing?
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
8119 www-data 20 0 318528 36584 17928 R 99.7 0.9 1:50.46 php5-fpm
● php5-fpm.service - The PHP FastCGI Process Manager
Loaded: loaded (/lib/systemd/system/php5-fpm.service; enabled)
Active: active (running) since Fri 2017-07-07 21:23:14 UTC; 48s ago
Process: 9102 ExecStartPre=/usr/lib/php5/php5-fpm-checkconf (code=exited, status=0/SUCCESS)
Main PID: 9109 (php5-fpm)
Status: “Processes active: 4, idle: 6, Requests: 8, slow: 0, Traffic: 0req/sec”
CGroup: /system.slice/php5-fpm.service
├─9109 php-fpm: master process (/etc/php5/fpm/php-fpm.conf)
├─9112 php-fpm: pool www
├─9113 php-fpm: pool www
├─9114 php-fpm: pool www
├─9115 php-fpm: pool www
├─9116 php-fpm: pool www
├─9117 php-fpm: pool www
├─9118 php-fpm: pool www
├─9119 php-fpm: pool www
├─9120 php-fpm: pool www
└─9121 php-fpm: pool www
BTW on apache everything works fine