Received: from localhost (unknown [200.46.204.191]) by postgresql.org (Postfix) with ESMTP id 2991A2E2E74 for ; Sun, 16 Dec 2007 14:03:04 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.191]) (amavisd-maia, port 10024) with ESMTP id 91540-09 for ; Sun, 16 Dec 2007 14:03:01 -0400 (AST) Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id 9B4B32E2DEF for ; Sun, 16 Dec 2007 14:03:01 -0400 (AST) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.1/8.14.1) with ESMTP id lBGI1fgj027317; Sun, 16 Dec 2007 13:01:41 -0500 (EST) To: James Mansion cc: Gregory Stark , Magnus Hagander , Craig James , Alvaro Herrera , pgsql-performance@postgresql.org Subject: Re: libgcc double-free, backend won't die In-reply-to: <476564D6.7090702@mansionfamily.plus.com> References: <4729B1E9.2080306@gmail.com> <475E4133.5080009@emolecules.com> <20071211112128.GB4708@alvh.no-ip.org> <475EA754.1090307@emolecules.com> <20071211151416.GD10710@alvh.no-ip.org> <475EA9FD.9000706@emolecules.com> <20071211152010.GE10710@alvh.no-ip.org> <475EAB69.9@emolecules.com> <20071211152838.GH4708@alvh.no-ip.org> <475EB1B9.3000405@emolecules.com> <20071211155703.GT31937@svr2.hagander.net> <87r6htw4e7.fsf@oxford.xeocode.com> <476564D6.7090702@mansionfamily.plus.com> Comments: In-reply-to James Mansion message dated "Sun, 16 Dec 2007 17:48:06 +0000" Date: Sun, 16 Dec 2007 13:01:41 -0500 Message-ID: <27316.1197828101@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200712/242 X-Sequence-Number: 28058 James Mansion writes: > Is there any particular reason not to ensure that any low-level > threading support in libc is enabled right > from the get-go, as a build-time option? Yes. 1) It's of no value to us 2) On many platforms there is a nonzero performance penalty regards, tom lane