From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:42002 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753100AbcLNKvF (ORCPT ); Wed, 14 Dec 2016 05:51:05 -0500 Date: Wed, 14 Dec 2016 18:51:01 +0800 From: Eryu Guan Subject: Re: minleft fixes Message-ID: <20161214105101.GD28577@eguan.usersys.redhat.com> References: <1481644767-9098-1-git-send-email-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1481644767-9098-1-git-send-email-hch@lst.de> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: Christoph Hellwig Cc: linux-xfs@vger.kernel.org, darrick.wong@oracle.com On Tue, Dec 13, 2016 at 04:59:23PM +0100, Christoph Hellwig wrote: > [now to the correct list address] > > This is my attempt to fix the problems with rmap and reflink file system > running out of space during delayed extent conversions. It turns out > the way minleft has been handled has always been bogus, but the rmap > enablement made it even worse.. > > This has survived xfstests xfs/109 on a 2k fs for 2 1/2 hour here now, > but Eryu was much better than me at reproducing the problems, so it could > use some further testing. > Test results looked good to me so far. It passed 200 iterations of xfs/109 with both xfs_2k_reflink and xfs_1k_reflink test configs. Thanks, Eryu