From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with SMTP id 30500900086 for ; Mon, 18 Apr 2011 23:10:22 -0400 (EDT) Message-Id: <20110419030003.108796967@intel.com> Date: Tue, 19 Apr 2011 11:00:03 +0800 From: Wu Fengguang Subject: [PATCH 0/6] writeback: moving expire targets for background/kupdate works Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: Jan Kara , Mel Gorman , Dave Chinner , Trond Myklebust , Itaru Kitayama , Minchan Kim , Wu Fengguang , LKML , linux-fsdevel@vger.kernel.org, Linux Memory Management List Andrew, This aims to reduce possible pageout() calls by making the flusher concentrate a bit more on old/expired dirty inodes. Patches 04, 05 have been updated since last post, please review. The concerns from last review have been addressed. It runs fine on simple workloads over ext3/4, xfs, btrfs and NFS. Trond, will you take the last patch? The fixed "bug" has no real impact for now. make dirty expire time a moving target [PATCH 1/6] writeback: pass writeback_control down to move_expired_inodes() [PATCH 2/6] writeback: the kupdate expire timestamp should be a moving target [PATCH 3/6] writeback: sync expired inodes first in background writeback loop condition fixes (the most tricky part) [PATCH 4/6] writeback: introduce writeback_control.inodes_cleaned [PATCH 5/6] writeback: try more writeback as long as something was written NFS fix [PATCH 6/6] NFS: return -EAGAIN when skipped commit in nfs_commit_unstable_pages() Thanks, Fengguang -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org