Re: Hang in semop() in 'waiting' backends

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Fielding <rob(at)dsvr(dot)net>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: Hang in semop() in 'waiting' backends
Date: 2005-04-07 04:00:04
Message-ID: 13350.1112846404@sss.pgh.pa.us
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Robert Fielding <rob(at)dsvr(dot)net> writes:
> strace shows:
> semop(19529737, 0xbfffe020, 1

Can you attach to a few of the stuck processes with gdb and get stack
traces? Are they all doing exactly the same query when they hang?

regards, tom lane

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