From: Tom Lane <tgl@sss.pgh.pa.us>
To: Kiriakos Georgiou <kg.postgresql@olympiakos.com>
Cc: pgsql-admin@postgresql.org
Subject: Re: is it cool to restart servers as preventive maintenance?
Date: Wed, 10 Feb 2016 15:18:48 -0500
Message-ID: <11957.1455135528@sss.pgh.pa.us> (raw)
In-Reply-To: <F83C2392-27AD-41D5-9FCE-4C4A2321A2CA@olympiakos.com>
References: <F83C2392-27AD-41D5-9FCE-4C4A2321A2CA@olympiakos.com>
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Kiriakos Georgiou <kg.postgresql@olympiakos.com> writes:
> In the last 12 months I have noticed 3-4 instances of database flakiness that is cured by restarting.
> I’ve been using PostgreSQL since 2007 and I haven’t seen such issues requiring a reboot, but on my current project we do some rather heavy duty PostGIS analysis that apparently stresses the system enough to occasionally cause this (that’s my theory anyway.) I’m beginning to seriously consider restarting servers on a monthly basis.
What sort of "database flakiness"?
It's possible you're encountering some kind of bug (memory leak?) in
PostGIS, but that would be a bug you ought to get them to fix, not a
reason why periodic restarts are a good idea.
regards, tom lane
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To: pgsql-admin@postgresql.org
Cc: tgl@sss.pgh.pa.us, kg.postgresql@olympiakos.com
Subject: Re: is it cool to restart servers as preventive maintenance?
In-Reply-To: <11957.1455135528@sss.pgh.pa.us>
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