From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 12 Jan 2007 23:42:42 -0800 From: Ravikiran G Thirumalai Subject: Re: High lock spin time for zone->lru_lock under extreme conditions Message-ID: <20070113074242.GB4234@localhost.localdomain> References: <20070112160104.GA5766@localhost.localdomain> <20070112214021.GA4300@localhost.localdomain> <20070113010039.GA8465@localhost.localdomain> <20070112171116.a8f62ecb.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070112171116.a8f62ecb.akpm@osdl.org> Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton Cc: Christoph Lameter , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andi Kleen , "Shai Fultheim (Shai@scalex86.org)" , pravin b shelar , a.p.zijlstra@chello.nl List-ID: On Fri, Jan 12, 2007 at 05:11:16PM -0800, Andrew Morton wrote: > On Fri, 12 Jan 2007 17:00:39 -0800 > Ravikiran G Thirumalai wrote: > > > But is > > lru_lock an issue is another question. > > I doubt it, although there might be changes we can make in there to > work around it. > > I tested with PAGEVEC_SIZE define to 62 and 126 -- no difference. I still notice the atrociously high spin times. Thanks, Kiran -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org