From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Lameter Subject: Re: No, really, stop trying to delete slab until you've finished making slub perform as well Date: Thu, 14 Aug 2008 14:44:00 -0500 Message-ID: <48A48B00.1090703@linux-foundation.org> References: <20080805210125.A897.KOSAKI.MOTOHIRO@jp.fujitsu.com> <48986AC6.5030406@linux-foundation.org> <20080813194222.E77F.KOSAKI.MOTOHIRO@jp.fujitsu.com> <48A2DD2C.3090602@linux-foundation.org> <2f11576a0808130714k2cd031c4nd6eea3506831cac9@mail.gmail.com> <48A2F030.9080301@linux-foundation.org> <2f11576a0808130805s6963e2a4mbb82ad7221cf80a2@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Matthew Wilcox , Pekka Enberg , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Mel Gorman , andi@firstfloor.org, Rik van Riel To: KOSAKI Motohiro Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:45085 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753642AbYHNTqf (ORCPT ); Thu, 14 Aug 2008 15:46:35 -0400 In-Reply-To: <2f11576a0808130805s6963e2a4mbb82ad7221cf80a2@mail.gmail.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: This is a NUMA system right? Then we have another mechanism that will avoid off node memory references by allocating new slabs. Can you set the node_defrag parameter to 0? (Noted by Adrian).