Plesk for Linux
Plesk Obsidian
kb: technical
ABT: Group B
Applicable to:
- Plesk for Linux
Symptoms
-
Websites or site's preview show one of the following errors in browser:
CONFIG_TEXT: 502 Bad Gateway
CONFIG_TEXT: 504 Gateway Timeout
-
In PHP logs, e.g.
/var/log/php-fpm/error.log, the following record can be found:CONFIG_TEXT: Reloading in progress ...
-
Website is using PHP handler by OS vendor as PHP-FPM application in Plesk > domains > example.com> PHP Settings:
Cause
php-fpm service is hanged or down.
Resolution
via Plesk interface
- Login into Plesk;
- Restart hanged service in Tools & Settings > Services Management:
via SSH
-
Connect to the server via SSH;
-
Restart PHP-FPM service:
# service php-fpm restart
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