Re: Postgresql 8.3: stats collector process eat all CPU all time

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Maxim Boguk <mboguk(at)masterhost(dot)ru>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Postgresql 8.3: stats collector process eat all CPU all time
Date: 2008-04-09 17:39:29
Message-ID: 22949.1207762769@sss.pgh.pa.us
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Maxim Boguk <mboguk(at)masterhost(dot)ru> writes:
> ktrace/kdump this process show just one sequence:

> 69360 postgres CALL poll(0x7fffffffd4e0,0x1,0x7d0)
> 69360 postgres RET poll -1 errno 4 Interrupted system call
> 69360 postgres CALL poll(0x7fffffffd4e0,0x1,0x7d0)
> 69360 postgres RET poll -1 errno 4 Interrupted system call

So why is the poll() always returning EINTR? I think you're looking
at a kernel bug.

regards, tom lane

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