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Troubleshooting

Exim Error: Ratelimit database not available

If you find any of the following errors below in your /var/log/exim_mainlog log file. The fix below should resolve these errors 2013-12-22 03:16:00 Failed to get write lock for /var/spool/exim/db/ratelimit.lockfile: timed out 2013-12-22 03:16:00 H=[190.235.210.104]:13468 temporarily rejected connection in "connect" ACL: ratelimit database not available To fix these error , the exim cache database on the server needs to be …

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Error: Could not open command file ‘/usr/local/nagios/var/rw/nagios.cmd’ for update!

If you’re updating nagios, and/or you are trying to reschedule checks manually, and you get the error below: Error: Could not open command file ‘/usr/local/nagios/var/rw/nagios.cmd’ for update! Then it means that the permissions on the folder are messed up. Don’t bother setting up the permissions on the file itself, nagios.cmd,  since that file gets recreated very often, so: chown nagios.nagcmd …

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