From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 18 Jun 2000 09:57:13 +0200 (CEST) From: Mike Galbraith Subject: Re: PATCH: Improvements in shrink_mmap and kswapd 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: "Juan J. Quintela" Cc: Alan Cox , lkml , linux-mm@kvack.org, linux-fsdevel@vger.rutgers.edu List-ID: On 18 Jun 2000, Juan J. Quintela wrote: > Hi > this patch makes kswapd use less resources. It should solve > the kswapd eats xx% of my CPU problems. It appears that it improves > IO a bit here. Could people having problems with IO told me if this > patch improves things, I am interested in knowing that it don't makes > things worst never. This patch is stable here. I am finishing the > deferred mmaped pages form file writing patch, that should solve > several other problems. > > Reports of success/failure are welcome. Comments are also welcome. Hi Juan, I added this patch to ac20 + Roger Larsonn fix and gave it a quick burn. I saw a slight performance drop in both make -j30 build times and streaming IO (iozone). I didn't do sustained pounding though (consistancy), so... -Mike -- 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/