From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261286AbUBVODU (ORCPT ); Sun, 22 Feb 2004 09:03:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261299AbUBVODU (ORCPT ); Sun, 22 Feb 2004 09:03:20 -0500 Received: from mail.aei.ca ([206.123.6.14]:30204 "EHLO aeimail.aei.ca") by vger.kernel.org with ESMTP id S261286AbUBVODS (ORCPT ); Sun, 22 Feb 2004 09:03:18 -0500 From: Ed Tomlinson Organization: me To: Chris Wedgwood Subject: Re: Large slab cache in 2.6.1 Date: Sun, 22 Feb 2004 09:03:07 -0500 User-Agent: KMail/1.5.93 Cc: Linus Torvalds , Mike Fedyk , linux-kernel@vger.kernel.org References: <4037FCDA.4060501@matchmail.com> <20040222031113.GB13840@dingdong.cryptoapps.com> In-Reply-To: MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200402220903.08299.edt@aei.ca> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On February 21, 2004 10:28 pm, Linus Torvalds wrote: > On Sat, 21 Feb 2004, Chris Wedgwood wrote: > > > > > Maybe gradual page-cache pressure could shirnk the slab? > > > What happened to the experiment of having slab pages on the (in)active > lists and letting them be free'd that way? Didn't somebody already do > that? Ed Tomlinson and Craig Kulesa? You have a good memory. We dropped this experiment since there was a lot of latency between the time a slab page became freeable and when it was actually freed. The current call back scheme was designed to balance slab preasure and vmscaning. Ed Tomlinson > That's still something I'd like to try, although that's obviously 2.7.x > material, so not useful for rigth now. > > Or did the experiment just never work out well? > > Linus > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >