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Show all PHP-FPM services and their status

harmlessPHPdebian, ubuntu
user@server
systemctl list-units --type=service --all 'php*-fpm*' 'plesk-php*-fpm*'

Shows all systemd services whose name matches PHP-FPM, with load and active state. Debian names them php8.2-fpm, Plesk uses plesk-php83-fpm. A service in the failed state explains 502 or 503 errors on every site using that PHP version.

Note: systemctl status plesk-php83-fpm shows details and the latest log lines for a service.

Also searched as

  • php-fpm not running
  • which php-fpm versions are running
  • check php-fpm status

Related one-liners

All in PHP

Reload PHP-FPM for a Plesk PHP version

#systemctl reload plesk-php83-fpm
cautionPHP

List available PHP handlers in Plesk

#plesk bin php_handler --list
harmlessPlesk

Count PHP-FPM processes per pool

$ps -eo args | grep '[p]hp-fpm: pool' | awk '{print $NF}' | sort | uniq -c | sort -rn
harmlessPHP

List all installed Plesk PHP versions

$for p in /opt/plesk/php/*/bin/php; do echo "$p: $($p -r 'echo PHP_VERSION;')"; done
harmlessPHP

Run a PHP script with a specific Plesk PHP version

$/opt/plesk/php/8.3/bin/php /var/www/vhosts/example.com/httpdocs/cron.php
cautionPHP

Change the PHP version of a domain from the command line

#plesk bin domain --update example.com -php_handler_id plesk-php83-fpm
cautionPlesk

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