From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 31 May 2001 20:00:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 31 May 2001 20:00:12 -0400 Received: from ladakh.smo.av.com ([209.73.174.140]:65035 "EHLO smo.av.com") by vger.kernel.org with ESMTP id ; Thu, 31 May 2001 20:00:01 -0400 Message-ID: <3B16DA37.206FF579@av.com> Date: Thu, 31 May 2001 16:56:39 -0700 From: Christopher Zimmerman X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.4.5-xfs i686) X-Accept-Language: en MIME-Version: 1.0 To: Christopher Zimmerman , linux-kernel@vger.kernel.org Subject: Re: 2.4.5 VM In-Reply-To: <3B16C9A8.7090402@digitalme.com> <3B16CCE9.64597F2E@av.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Christopher Zimmerman wrote: > "Trever L. Adams" wrote: > > > In my opinion 2.4.x is NOT ready for primetime. The VM has been getting > > worse since 2.4.0, I believe. Definitely since and including 2.4.3. I > > cannot even edit a few images in gimp where the entire working set used > > to fit entirely in memory. The system now locks in some loop (SAK still > > works). > > > > FILE CACHING IS BROKEN. I don't care who says what, by the time swap is > > half filled, it is time to start throwing away simple caches. Not wait > > until there is no more memory free and then lock in an infinite loop. > > > > My system has 128 Meg of Swap and RAM. > > > > Trever Adams > > > > - > > 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/ > > I've found that with the latest kernel release (2.4.5) VM performance has > been greatly improved. kswapd and bdflush no longer use 200% of my cpu > cycles when simply doing a dd bs=1024 count=8388608 if=/dev/zero > of=test.file. All of my test systems remain responsive with about 180% cpu > available. These systems are running software RAID and 3ware IDE raid with > 2GB of memory and 4GB swap. Have you tried 2.4.5? > > -zim > > Christopher Zimmerman > AltaVista Company > > - > 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/