From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id B07577F37 for ; Tue, 16 Apr 2013 03:37:03 -0500 (CDT) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay1.corp.sgi.com (Postfix) with ESMTP id 8A2628F8078 for ; Tue, 16 Apr 2013 01:37:03 -0700 (PDT) Received: from smtp-tls.univ-nantes.fr (smtptls1-cha.cpub.univ-nantes.fr [193.52.103.113]) by cuda.sgi.com with ESMTP id A9g1hlOBaKQBqAwQ for ; Tue, 16 Apr 2013 01:37:02 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by smtp-tls.univ-nantes.fr (Postfix) with ESMTP id C039C403932 for ; Tue, 16 Apr 2013 10:37:01 +0200 (CEST) Received: from smtp-tls.univ-nantes.fr ([127.0.0.1]) by localhost (smtptls1-cha.cpub.univ-nantes.fr [127.0.0.1]) (amavisd-new, port 10024) with LMTP id GfpXnQ2foM1j for ; Tue, 16 Apr 2013 10:37:01 +0200 (CEST) Received: from [IPv6:2001:660:7220:0:a0f1:f89d:e68f:47c9] (unknown [IPv6:2001:660:7220:0:a0f1:f89d:e68f:47c9]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp-tls.univ-nantes.fr (Postfix) with ESMTPSA id A2231403927 for ; Tue, 16 Apr 2013 10:37:01 +0200 (CEST) Message-ID: <516D0DAD.8080100@univ-nantes.fr> Date: Tue, 16 Apr 2013 10:37:01 +0200 From: Yann Dupont MIME-Version: 1.0 Subject: Re: kernels 3.4 slower due to allocation workqueue References: <516BCACE.1040900@univ-nantes.fr> <516C046C.8080908@sgi.com> <516CFCB8.1060804@univ-nantes.fr> In-Reply-To: <516CFCB8.1060804@univ-nantes.fr> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1"; Format="flowed" Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Le 16/04/2013 09:24, Yann Dupont a =E9crit : > Le 15/04/2013 15:45, Mark Tinguely a =E9crit : >> >> Here are the allocation worker changes. >> > > Hello mark, thanks for you answer > >> The biggest performance commit should be aa292847, which limits the = >> callers to the worker. >> Yes. This is the case : 3.4.39 with aa292847b9fc6e187547110de833a7d3131bbddf applied gives full = speed again, at least on this very specific test. Will try to have a = more global view of the effects on other tests. Thanks, -- = Yann Dupont - Service IRTS, DSI Universit=E9 de Nantes Tel : 02.53.48.49.20 - Mail/Jabber : Yann.Dupont@univ-nantes.fr _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs