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Re: question on forced-killing the postmaster

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: shadowbox(at)punkass(dot)com
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: question on forced-killing the postmaster
Date: 2004-04-20 21:48:52
Message-ID: 22545.1082497732@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-novice
shadowbox(at)punkass(dot)com writes:
> why is it bad to kill -9 the postmaster?

Because then you end up with unreclaimed shared memory and semaphores.
Do this a few times and you'll run into the kernel limits on how much
of either you can have, and then be unable to start a fresh postmaster
without manual cleanup (or rebooting).

			regards, tom lane

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