Process using highest memory (switch m)
Process using highest CPU (switch p)
Check CPU utilisation
Check I/O wait
2) Check for following process in ps aux
Cpbackup
cpanellogd
updatedb
spamd
3) Check for spamming
exim -bpc
exim -bp
tail -f /var/log/exim_maillog
4) Check Mysql usage
mysqladmin processlist -i1
5) Check Following settings in WHM
1) Check for statstics programs enabled. Make sure Logaholic is disabled
2) Check apache status
3) Check daily process log
6) Check Raid status
tw_cli info cx
run smartctl test of hard disks
smartctl -a -d 3ware,x /dev/twax
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