From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from magic.merlins.org ([209.81.13.136]:54685 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755982AbaIQRNX (ORCPT ); Wed, 17 Sep 2014 13:13:23 -0400 Date: Wed, 17 Sep 2014 10:13:22 -0700 From: Marc MERLIN To: Filipe David Manana Cc: "linux-btrfs@vger.kernel.org" , Filipe David Borba Manana Subject: Re: NOCOW on VM images causes extreme btrfs slowdowns, memory leaks, and deadlocks Message-ID: <20140917171322.GB29967@merlins.org> References: <20140908015124.GA21441@merlins.org> <20140915001836.GU8530@merlins.org> <20140915175747.GZ8530@merlins.org> <20140916235742.GG8530@merlins.org> <20140917150002.GA12223@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20140917150002.GA12223@merlins.org> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Wed, Sep 17, 2014 at 08:00:02AM -0700, Marc MERLIN wrote: > kernel: 3.16.2 Grumble, I messed up the subject line. I meant that COW on virtual disk images causes the problems described in the previous Email. Obviously I already know that COW on disk images wasn't ideal, but the effects in 3.16 are still fairly severe. Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/