From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 29 Jul 2007 14:09:36 +0100 From: Alan Cox Subject: Re: How can we make page replacement smarter Message-ID: <20070729140936.6cd364a9@the-village.bc.nu> In-Reply-To: <46ABF184.40803@redhat.com> References: <200707272243.02336.a1426z@gawab.com> <46AAA25E.7040301@redhat.com> <200707280717.41250.a1426z@gawab.com> <46ABF184.40803@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Rik van Riel Cc: Al Boldi , Chris Snook , linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: > Files are different. File content tends to be grouped > in large related chunks, both logically in the file and > on disk. Generally there is a lot more file data on a > system than what fits in memory. Binary paging patterns don't always look like that unfortunately although I suspect we might want to be weighing towards paging out R/O file mapped pages earlier simply because they are bigger linear chunks -- 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/ . Don't email: email@kvack.org