cPanel/WHM Requests and Errors:
Here you can view all the cPanel and WHM logs like cPanel/WHM Requests and Errors Logs, stat daemon logs, installation error logs, update logs etc…
1]/usr/local/cpanel/logs/error_log –
cPanel logs any error it incurs here. This should always be the first place you look when you encounter errors or strange behavior in cPanel/WHM.
2]/usr/local/cpanel/logs/license_log –
All license update attempts are logged here. If you run into any license errors when logging in, check here.
Cpanel Stats Daemon Logs
3]/usr/local/cpanel/logs/stats_log –
The stats daemon (cpanellogd) logs the output from all stats generators (Awstats, Webalizer, Analog) here.
4]/usr/local/cpanel/logs/access_log –
General information pertaining to cPanel requests is logged here (Client Information, Request URI).
cPanel/WHM Initial Installation Errors:
5]/var/log/cpanel*install* –
These log files contain verbose logs of the cPanel installation, and should be the first point of reference for any issues which
might occur ‘out of the box’ with new cPanel installations
cPanel/WHM Update Logs:
6]/var/cpanel/updatelogs/update-[TIMESTAMP].log –
Contains all output from each upcp. Named with the timestamp from which the upcp process was executed.
Service Status Logs:
7]/var/log/chkservd.log –
The service monitoring daemon (chkservd) logs all service checks here. Failed services are represented with a [-], and active
are represented with [+].
Cpanel/WHM Accounting Logs
8] /var/cpanel/accounting.log
Contains a list of accounting functions performed through WHM, including account removal and creation. So the administrator can make of this logs to check who deleted the account and from which ip etc.
Cpanel login and access logs
9]/usr/local/cpanel/logs/access_log
All the login attempts and logins will be logged in this logs which helps the administrator to check who logged in to the panel on which time/ip address etc.
Cpanel Bandwidth Logs
10]/var/cpanel/bandwidth
Files contain a list of the bandwidth history for each account. Each named after their respective user.
Tailwatchd Daemon logs
11]/usr/local/cpanel/logs/tailwatchd_log
Logs for daemon configured under tailwatchd ie. cPBandwd, Eximstats, Antirelayd.