Log Locations
Common Log Locations:
Apache
Domain access logs: /usr/local/apache/domlogs/<DOMAIN>
Site and service error logs: /usr/local/apache/logs/error_log
SuExec audit log: /usr/local/apache/logs/suexec_log
SuPHP audit log: /usr/local/apache/logs/suphp_log
cPanel
Service status: /var/log/chkservd.log
Service status: /var/log/chkservd.log
Access and user actions: /usr/local/cpanel/logs/access_log
Exim
(see exim )
Fatal errors: /var/log/exim_paniclog
Incoming mail queue: /var/spool/exim/input
Exim Messages rejected based on ACLs or other policies: /var/log/exim_rejectlog
Exim Delivery and receipt: /var/log/exim_mainlog
IMAP, POP login attempts, transactions, fatal errors and spam scoring:
/var/log/maillog
/var/log/messages
System
Cron: /var/log/cron
Most other logs: /var/log/messages