From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from agk.fab.redhat.com (agk.fab.redhat.com [10.33.0.19]) by pobox.fab.redhat.com (8.13.1/8.13.1) with ESMTP id l86J93VC031088 for ; Thu, 6 Sep 2007 15:09:03 -0400 Received: from agk by agk.fab.redhat.com with local (Exim 4.34) id 1ITMis-00008G-Sf for linux-lvm@redhat.com; Thu, 06 Sep 2007 20:09:02 +0100 Date: Thu, 6 Sep 2007 20:09:02 +0100 From: Alasdair G Kergon Subject: Re: [linux-lvm] collapse (merge) snapshot into origin Message-ID: <20070906190902.GX2064@agk.fab.redhat.com> References: <1189098393.21669.43.camel@pc.ilinx> <1189098830.21669.47.camel@pc.ilinx> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <1189098830.21669.47.camel@pc.ilinx> Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: LVM general discussion and development On Thu, Sep 06, 2007 at 01:13:50PM -0400, Brian J. Murrell wrote: > On Thu, 2007-09-06 at 13:06 -0400, Brian J. Murrell wrote: > > [is] such a feature is > > being considered for an official LVM release? Snapshot merging: yes. The patches depended on another change (tracking all snapshot I/O to eliminate theoretical races) that's still outstanding, but once that's dealt with (it's tricky - my original proof-of-concept patch was ~800 lines so needed breaking up and rewriting), I expect them to follow quite quickly. Alasdair -- agk@redhat.com