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From: Marc MERLIN <marc@merlins.org>
To: Filipe David Manana <fdmanana@gmail.com>
Cc: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
	Filipe David Borba Manana <fdmanana@suse.com>
Subject: Re: NOCOW on VM images causes extreme btrfs slowdowns, memory leaks, and deadlocks
Date: Wed, 17 Sep 2014 10:13:22 -0700	[thread overview]
Message-ID: <20140917171322.GB29967@merlins.org> (raw)
In-Reply-To: <20140917150002.GA12223@merlins.org>

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/  

  reply	other threads:[~2014-09-17 17:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-08  1:51 btrfs differential receive has become excrutiatingly slow on one machine Marc MERLIN
2014-09-08 21:49 ` Filipe David Manana
2014-09-15  0:18   ` Marc MERLIN
2014-09-15 17:57     ` Marc MERLIN
2014-09-16 23:57       ` btrfs differential receive has become excrutiatingly slow with COW files Marc MERLIN
2014-09-17 15:00         ` NOCOW on VM images causes extreme btrfs slowdowns, memory leaks, and deadlocks Marc MERLIN
2014-09-17 17:13           ` Marc MERLIN [this message]
2015-05-11 21:44     ` btrfs differential receive has become excrutiatingly slow on one machine Marc MERLIN
2015-05-13 11:35       ` Filipe David Manana
2015-06-17 17:58         ` Marc MERLIN
2015-06-17 21:54           ` Marc MERLIN

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