From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 1 Dec 2008 07:40:41 -0600 (CST) From: Christoph Lameter Subject: Re: [PATCH] vmscan: bail out of page reclaim after swap_cluster_max pages In-Reply-To: <49316CAF.2010006@redhat.com> Message-ID: References: <20081128140405.3D0B.KOSAKI.MOTOHIRO@jp.fujitsu.com> <492FCFF6.1050808@redhat.com> <20081129164624.8134.KOSAKI.MOTOHIRO@jp.fujitsu.com> <49316CAF.2010006@redhat.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Rik van Riel Cc: KOSAKI Motohiro , akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, mel@csn.ul.ie List-ID: On Sat, 29 Nov 2008, Rik van Riel wrote: > When using mmap or memory hogs writing to swap, applications > will not be throttled by the "too many dirty pages" logic, > but may instead end up being throttled in the direct reclaim > path instead. The too many dirty pages logic will throttle applications dirtying mmapped pages these days. -- 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