From: Tom Lane <tgl@sss.pgh.pa.us>
To: Bruno Wolff III <bruno@wolff.to>
Cc: pgsql-general@lists.postgresql.org
Subject: Re: Should pg 11 use a lot more memory building an spgist index?
Date: Wed, 24 Oct 2018 09:33:48 +0100
Message-ID: <19003.1540370028@sss.pgh.pa.us> (raw)
In-Reply-To: <20181024012314.GA27428@wolff.to>
References: <20181024012314.GA27428@wolff.to>
Bruno Wolff III <bruno@wolff.to> writes:
> While reloading a database cluster to move from 10.5 to 11, I'm getting
> out of memory crashes that I did see when doing reloads on pg 10.
> The statement flagged in the log is this:
> 2018-10-23 16:44:34.815 CDT [126839] STATEMENT: ALTER TABLE ONLY public.iplocation
> ADD CONSTRAINT overlap EXCLUDE USING spgist (network WITH &&);
Hm, there's a fair amount of new code in SP-GIST in v11, so maybe you've
hit a memory leak in that. Can you create a self-contained test case?
regards, tom lane
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To: pgsql-general@postgresql.org
Cc: tgl@sss.pgh.pa.us, bruno@wolff.to, pgsql-general@lists.postgresql.org
Subject: Re: Should pg 11 use a lot more memory building an spgist index?
In-Reply-To: <19003.1540370028@sss.pgh.pa.us>
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