On Tue, Jul 1, 2014 at 12:14 AM, Andres Freund <and...@2ndquadrant.com>
wrote:

>
> My guess it's a spinlock, probably xlogctl->info_lck via
> RecoveryInProgress(). Unfortunately inline assembler doesn't always seem
> to show up correctly in profiles...
>
> What worked for me was to build with -fno-omit-frame-pointer - that
> normally shows the callers, even if it can't generate a proper symbol
> name.
>
> Soni: Do you use Hot Standby? Are there connections active while you
> have that problem? Any other processes with high cpu load?
>
> Greetings,
>
> Andres Freund
>
> --
>  Andres Freund                     http://www.2ndQuadrant.com/
>  PostgreSQL Development, 24x7 Support, Training & Services
>

It is
 96.62%  postgres             [.] StandbyReleaseLocks
 as Jeff said. It runs quite long time, more than 5 minutes i think

i also use hot standby. we have 4 streaming replica, some of them has
active connection some has not. this issue has last more than 4 days. On
one of the standby, above postgres process is the only process that consume
high cpu load.

-- 
Regards,

Soni Maula Harriz

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