From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 9 Jun 2001 00:09:14 -0300 (BRST) From: Rik van Riel Subject: Re: Comment on patch to remove nr_async_pages limit In-Reply-To: <87y9r6yksv.fsf@atlas.iskon.hr> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Zlatko Calusic Cc: Marcelo Tosatti , Mike Galbraith , lkml , linux-mm@kvack.org List-ID: On 5 Jun 2001, Zlatko Calusic wrote: > Marcelo Tosatti writes: > > [snip] > > Exactly. And when we reach a low watermark of memory, we start writting > > out the anonymous memory. > > Hm, my observations are a little bit different. I find that writeouts > happen sooner than the moment we reach low watermark, and many times > just in time to interact badly with some read I/O workload that made a > virtual shortage of memory in the first place. I have a patch that tries to address this by not reordering the inactive list whenever we scan through it. I'll post it right now ... (yes, I've done some recreational patching while on holidays) regards, Rik -- Virtual memory is like a game you can't win; However, without VM there's truly nothing to lose... http://www.surriel.com/ http://distro.conectiva.com/ Send all your spam to aardvark@nl.linux.org (spam digging piggy) -- 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/