How to configure log rotation in Plesk for Linux

Question

• How to configure log rotation in Plesk for Linux?
• How does log rotation work?

Answer

Log rotation is an automated process in which log files are compressed, moved (archived), renamed, or deleted once they become too old or too big, depending on the configuration. The log rotation is being triggered by the Daily Maintenance script. More info can be found in the documentation.

Licensing

Free

Where to set up log rotation in the GUI

Global: Tools & Settings > Server Settings > Force daily log rotation for all domains.
Service plan level: Service Plans > service_plan_name > Logs & Statistics > Log Rotation
Domain level: Domains > example.com > Logs > Log Rotation

Log rotation utility

RPM
/usr/local/psa/logrotate/sbin/logrotate

APT
/opt/psa/logrotate/sbin/logrotate

Logs

Logrotate does not log anything by default

Debug

Run in debug mode manually and check for errors:

Note: The command flags -d and --debug don't rotate the log files, it's just for testing purposes (implies -v)

# logrotate -d /etc/logrotate.conf

Configuration

/usr/local/psa/etc/logrotate.conf

Vhosts configuration files

# cat /usr/local/psa/etc/logrotate.conf | grep include
include /usr/local/psa/etc/logrotate.d (by default)

Global log rotation config

/etc/logrotate.conf

Services configuration files

# cat /etc/logrotate.conf | grep include
/etc/logrotate.d (by default)

# ls -l /etc/logrotate.d
-rw-r--r--. 1 root root 160 Sep 19 2018 chrony
-rw-r--r--. 1 root root 194 Aug 6 13:44 httpd
-rw-r--r--. 1 root root 893 Aug 8 11:49 mariadb
-rw-r-----. 1 root named 514 Aug 8 12:16 named
-rw-r--r--. 1 root root 94 Oct 2 05:54 nginx
-rw-r--r--. 1 root root 203 Oct 30 2018 php-fpm
-rw-r--r--. 1 root root 211 Aug 30 05:38 plesk-php71
-rw-r--r--. 1 root root 211 Sep 27 04:42 plesk-php72
-rw-r--r--. 1 root root 211 Sep 27 04:42 plesk-php73
-rw-r--r--. 1 root root 149 Sep 30 11:06 sw-cp-server
-rw-r--r--. 1 root root 114 Aug 2 08:46 sw-engine
-rw-r--r--. 1 root root 207 Oct 8 14:50 syslog
-rw-r--r--. 1 root root 100 Oct 30 2018 wpa_supplicant
-rw-r--r--. 1 root root 103 Aug 8 11:57 yum

CLI

All log rotation commands are available here:
https://docs.plesk.com/en-US/obsidian/cli-linux/using-command-line-utilities/site-sites.67067/

To activate for one domain:

# plesk bin domain -u example.com -log-rotate true

To activate log rotation for all domains:

# plesk bin domain -l | while read dom_name; do plesk bin domain -u $dom_name -log-rotate true; done

API

No

Investigation tips

1. Check rotation status:

# cat /usr/local/psa/var/logrotate.status | grep "/var/www/vhosts/system/example.com"

2. Check that rotation config exists

# ls -la /usr/local/psa/etc/logrotate.d/ | grep example.com