From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 15 Aug 2000 11:08:28 -0300 (BRST) From: Rik van Riel Subject: Re: [prePATCH] new VM for linux-2.4.0-test4 In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Mike Galbraith Cc: linux-mm@kvack.org, linux-kernel@vger.rutgers.edu List-ID: On Tue, 15 Aug 2000, Mike Galbraith wrote: > On Mon, 14 Aug 2000, Rik van Riel wrote: > > > OK, I overlooked one of the bad bad bad mistakes watashi > > saw .. here is an -incremental- patch to fix the last > > possible source of memory leakage... > > I put vm6 and this bugfix into test7-pre4.ikd, checked for leakage > with memleak.. found absolutely nothing. The patch I posted yesterday (and at my website) does not leak any memory. http://www.surriel.com/patches/2.4.0-t4-vmpatch > I then disabled ikd and did some light performance comparison using > my favorite generic test (make -j30 bzImage [1]). Tests conducted in > identical as possible manner compiling the same tree. [snip] > Definite improvement over stock vm, but still not as good at keeping > 30 hungry tasks fed as classzone (on my 128mb single PIII box). All > numbers fully repeatable +- normal test jitter. > > Streaming I/O seems to be suffering a bit, but I didn't measure enough > to be 100% sure of that. Well, my new VM patch is still completely untuned. I'm sure we could improve things quite a bit by carefully tuning the patch a bit ;) regards, Rik -- "What you're running that piece of shit Gnome?!?!" -- Miguel de Icaza, UKUUG 2000 http://www.conectiva.com/ http://www.surriel.com/ -- 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.eu.org/Linux-MM/