Today is not the worse day for this issue, because Fridays DB have little workload... But I have this output:
I don't have updated OS server from the install.
I also begin to think that the problem is OS misconfiguration (Kernel parameters??) or Hardware problem...
Thanks for your help.
2012/10/30 Josh Berkus <josh@xxxxxxxxxxxx>
Cesar,
Hmmm. Have you updated Linux any time recently? I'm wondering if this
> On this server I have only one database with 312GB of data. The database
> had run fine during 4 months, but from two months ago, during high work
> load periods, the server is collapsed by "%sys" type load.
is a PostgreSQL problem at all. It sounds like an OS issue.
Can you give us the results of mpstat -P ALL 3 ? The dstat output
doesn't tell me much.
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com
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César Martín Pérez
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