From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:50017 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753641AbcFTRId (ORCPT ); Mon, 20 Jun 2016 13:08:33 -0400 Date: Mon, 20 Jun 2016 12:43:34 -0400 From: Brian Foster To: Holger =?iso-8859-1?Q?Hoffst=E4tte?= Cc: linux-fsdevel@vger.kernel.org Subject: Re: What happened to the sb writeback list (aka sync efficiency) fix? Message-ID: <20160620164334.GB9474@laptop.bfoster> References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Mon, Jun 20, 2016 at 01:46:38PM +0000, Holger Hoffst�tte wrote: > > Once upon a time there was this fine patch set called > "improve sync efficiency with sb inode wb list" [1] > by Brian Foster, who fixed up the original version by Josef Bacik. > > I've been running with this since then and it seems to work flawlessly, > yet it doesn't seem that this ever got merged..does anybody know why? > > Waiman Long has been working on something similar with his per-CPU > lists, but those patches naturally collide a bit, so I'm wondering > what's what. > > Fwiw the effect of the wb list on systems with many cached inodes is > phenomal; it would be a shame if this went unmerged. > FWIW, the latest version posted was v7: http://thread.gmane.org/gmane.linux.file-systems/104078 Thanks for the testing feedback. Unfortunately, I've not really heard any feedback on getting this merged. I'm not sure the previous version(s) by Josef and Dave got much traction either. :( Brian > thanks, > Holger > > [1] http://thread.gmane.org/gmane.linux.file-systems/103940 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html