X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id 756FC9DC952 for ; Tue, 14 Feb 2006 11:32:52 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 49899-05 for ; Tue, 14 Feb 2006 11:32:52 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id EFB549DC80A for ; Tue, 14 Feb 2006 11:32:45 -0400 (AST) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.1/8.13.1) with ESMTP id k1EFWn5D015116; Tue, 14 Feb 2006 10:32:49 -0500 (EST) To: martial.bizel@free.fr cc: pgsql-performance@postgresql.org Subject: Re: out of memory In-reply-to: <1139930651.43f1f61b04773@imp2-g19.free.fr> References: <1139930651.43f1f61b04773@imp2-g19.free.fr> Comments: In-reply-to martial.bizel@free.fr message dated "Tue, 14 Feb 2006 16:24:11 +0100" Date: Tue, 14 Feb 2006 10:32:49 -0500 Message-ID: <15115.1139931169@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.109 required=5 tests=[AWL=0.109] X-Spam-Score: 0.109 X-Spam-Level: X-Archive-Number: 200602/155 X-Sequence-Number: 17141 martial.bizel@free.fr writes: > I've error "out of memory" with these traces : Doing what? > AggContext: -1976573952 total in 287 blocks; 25024 free (414 chunks); > -1976598976 used > DynaHashTable: 503439384 total in 70 blocks; 6804760 free (257 chunks); > 496634624 used I'd guess that a HashAgg operation ran out of memory ... regards, tom lane