X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 3D13D9FA5E7; Sat, 17 Jun 2006 16:19:48 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 27876-01; Sat, 17 Jun 2006 16:19:37 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- X-Greylist: from auto-whitelisted by SQLgrey- Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by postgresql.org (Postfix) with ESMTP id A3A3D9FA6B3; Sat, 17 Jun 2006 16:19:37 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [63.195.55.98] (account josh@agliodbs.com HELO spooky.sf.agliodbs.com) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 9604301; Sat, 17 Jun 2006 12:22:48 -0700 From: Josh Berkus Organization: PostgreSQL @ Sun To: pgsql-hackers@postgresql.org Subject: Re: [HACKERS] Sun Donated a Sun Fire T2000 to the PostgreSQL Date: Sat, 17 Jun 2006 12:19:40 -0700 User-Agent: KMail/1.8.2 Cc: Tom Lane , Tatsuo Ishii , Robert.Lor@sun.com, pgsql-performance@postgresql.org References: <4492CBE2.3090509@sun.com> <20060617.101521.95879771.t-ishii@sraoss.co.jp> <10226.1150511655@sss.pgh.pa.us> In-Reply-To: <10226.1150511655@sss.pgh.pa.us> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200606171219.40374.josh@agliodbs.com> X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200606/365 X-Sequence-Number: 19722 Tom, > 18% in s_lock is definitely bad :-(. =C2=A0Were you able to determine whi= ch > LWLock(s) are accounting for the contention? Gavin Sherry and Tom Daly (Sun) are currently working on identifying the=20 problem lock using DLWLOCK_STATS. Any luck, Gavin? =2D-=20 Josh Berkus PostgreSQL @ Sun San Francisco