From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from max.fys.ruu.nl (max.fys.ruu.nl [131.211.32.73]) by kvack.org (8.8.7/8.8.7) with ESMTP id OAA03569 for ; Thu, 26 Mar 1998 14:53:49 -0500 Date: Thu, 26 Mar 1998 19:54:22 +0100 (MET) From: Rik van Riel Reply-To: H.H.vanRiel@fys.ruu.nl Subject: Re: [PATCH] swapout speedup 2.1.91-pre2 In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Linus Torvalds Cc: Rik van Riel , linux-mm List-ID: On Thu, 26 Mar 1998, Linus Torvalds wrote: > > here's the speedup patch I promised earlier. > > It: > > - increases tries when we're tight on memory > > - clusters swapouts from user programs (to save disk movement) > > - wraps the above in a nice inline > > > > NOTE: this patch is untested, but otherwise completely trivial :) > > Ok, this looks more like the kind of algorithms I wanted. I alread knew > that the hardcoded "50" was wrong, your heuristic looks sensible (with the > modification you already sent to make it slightly less aggressive). > > Anyway, I'm fairly happy with this kind of setup, I'll make a real 2.1.91 > soonish, Please, don't make it yet, we need some page cache limitation algorithm too because my machine (and I suspect other midrange PCees too) just thrashed itself to death because of this... Rik. +-------------------------------------------+--------------------------+ | Linux: - LinuxHQ MM-patches page | Scouting webmaster | | - kswapd ask-him & complain-to guy | Vries cubscout leader | | http://www.fys.ruu.nl/~riel/ | | +-------------------------------------------+--------------------------+