WHM/Cpanel running on OpenVZ VPS does not show the user quota correctly.
quotacheck: Can't find filesystem to check or filesystem not mounted with quota option.
Make sure that the second level quota support is enabled.
# vzctl set --quotaugidlimit 500 --save
# vzctl restart
How to fix ssh timeout problems
If you use ssh a lot, you may have noticed that your ssh session times out and you’re logged out every once in a while.
For example while you were using SecureCRT, you got:
The solution is to send a protocol NO-OP every few seconds to keep the connection alive.
Usually SSH clients have this feature disabled and you can enable it.
SecureCRT has this feature on:
Right click on host -> Properties
or
Right click on the host tab -> Session Options
Increase the size of tmpDSK (/tmp) in cPanel
You may have noticed that cPanel’s default partition size for /tmp is
512 MB, which in some cases can be way too small. And sometime you probably get this report email:
Although cPanel automatically deletes the unused files, the /tmp would be getting full very quickly on a busy server.
The /tmp partition on cPanel servers, assuming it was the one cPanel created and not one you did yourself, is a file-based partition that can easily be resized.