From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 12 Dec 2002 19:14:15 -0200 (BRST) From: Rik van Riel Subject: Re: rmap15a swappy? In-Reply-To: <6uu1hjruye.fsf@zork.zork.net> Message-ID: References: <6uu1hjruye.fsf@zork.zork.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Sean Neakums Cc: linux-mm@kvack.org List-ID: On Thu, 12 Dec 2002, Sean Neakums wrote: > I just fitted an extra 512M of RAM to my laptop, and though there is > currently about 400M free, it is still hitting swap. I seem to recall > that older rmaps generally only started to page stuff out when there > was no more memory free. (My recollection may be faulty, though.) Indeed, the older rmaps swapped later. However, swapping a little bit earlier turns out to be faster for almost all workloads. Having said that, for some reason rmap15a is sometimes swapping a lot too early. This is something I still have to fix... Rik -- Bravely reimplemented by the knights who say "NIH". http://www.surriel.com/ http://guru.conectiva.com/ Current spamtrap: october@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-mm.org/