On 07/03/2017 05:44 AM, Miroslav Suchý wrote:
Dne 27.6.2017 v 16:17 Kevin Fenzi napsal(a):
>>> -
retrace01.qa.fedoraproject.org is almost constantly alerting on swap
>>> being full. Not sure what to do about this, but perhaps we could add
>>> more swap or somehow limit it to use only memory for normal jobs?
>> Few months ago I set postgresql to use more agressive caching. So that is main
culprint for consuming so much memory.
>> I can easily lower it by few percent. But... I see right now that there is 16GB
swap and 8 GB is free. And total
>> available memory is 16 GB. Because 8GB free swap and 8GB are kernel
buffers/cache. So when you see those errors and what
>> are the exact numbers in those alerts?
>
retrace01.qa.fedoraproject.org
>
> Looks like it alerted just a few min ago:
>
> Swap
>
> Notifications for this service have been disabled
> CRITICAL 06-27-2017 14:15:24 0d 0h 11m 8s 3/3 SWAP CRITICAL - 7%
> free (1011 MB out of 16383 MB)
>
> Swap-Is-Low
>
> Notifications for this service have been disabled
> CRITICAL 06-27-2017 14:15:03 0d 0h 11m 29s 4/4 SWAP CRITICAL - 7%
> free (1002 MB out of 16383 MB)
>
>
OK. I lowered the DB cache settings. Please let me know if this happen again.
ok. It looks like it's good so far. ;)
The only thing left on our nagios report is retrace02 being 100% full on
disk. ;)
kevin