From: NeilBrown <neilb@suse.de>
To: Joe Landman <joe.landman@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: md road-map: 2011
Date: Thu, 17 Feb 2011 08:36:43 +1100 [thread overview]
Message-ID: <20110217083643.16404187@notabene.brown> (raw)
In-Reply-To: <4D5C0760.4090304@gmail.com>
On Wed, 16 Feb 2011 12:20:32 -0500 Joe Landman <joe.landman@gmail.com> wrote:
> On 02/16/2011 05:27 AM, NeilBrown wrote:
> >
> > I all,
> > I wrote this today and posted it at
> > http://neil.brown.name/blog/20110216044002
> >
> > I thought it might be worth posting it here too...
>
> Another request would be an incremental on-demand build of the RAID.
> That is, when we set up a RAID6, that it only computes the blocks as
> they are allocated and used. This helps with things like thin
> provisioning on remote target devices (among other nice things).
>
That is exactly what the non-sync bitmap is supposed to do. On the first
write to a region that is marked as not-in-sync, a resync for just that
region is triggered.
Thanks,
NeilBrown
next prev parent reply other threads:[~2011-02-16 21:36 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-16 10:27 md road-map: 2011 NeilBrown
2011-02-16 11:28 ` Giovanni Tessore
2011-02-16 13:40 ` Roberto Spadim
2011-02-16 14:00 ` Robin Hill
2011-02-16 14:09 ` Roberto Spadim
2011-02-16 14:21 ` Roberto Spadim
2011-02-16 21:55 ` NeilBrown
2011-02-17 1:30 ` Roberto Spadim
2011-02-16 14:13 ` Joe Landman
2011-02-16 21:24 ` NeilBrown
2011-02-16 21:44 ` Roman Mamedov
2011-02-16 21:59 ` NeilBrown
2011-02-17 0:48 ` Phil Turmel
2011-02-16 22:12 ` Joe Landman
2011-02-16 15:42 ` David Brown
2011-02-16 21:35 ` NeilBrown
2011-02-16 22:34 ` David Brown
2011-02-16 23:01 ` NeilBrown
2011-02-17 0:30 ` David Brown
2011-02-17 0:55 ` NeilBrown
2011-02-17 1:04 ` Keld Jørn Simonsen
2011-02-17 10:45 ` David Brown
2011-02-17 10:58 ` Keld Jørn Simonsen
2011-02-17 11:45 ` Giovanni Tessore
2011-02-17 15:44 ` Keld Jørn Simonsen
2011-02-17 16:22 ` Roberto Spadim
2011-02-18 0:13 ` Giovanni Tessore
2011-02-18 2:56 ` Keld Jørn Simonsen
2011-02-18 4:27 ` Roberto Spadim
2011-02-18 9:47 ` Giovanni Tessore
2011-02-18 18:43 ` Keld Jørn Simonsen
2011-02-18 19:00 ` Roberto Spadim
2011-02-18 19:18 ` Keld Jørn Simonsen
2011-02-18 19:22 ` Roberto Spadim
2011-02-16 17:20 ` Joe Landman
2011-02-16 21:36 ` NeilBrown [this message]
2011-02-16 19:37 ` Phil Turmel
2011-02-16 21:44 ` NeilBrown
2011-02-17 0:11 ` Phil Turmel
2011-02-16 20:29 ` Piergiorgio Sartor
2011-02-16 21:48 ` NeilBrown
2011-02-16 22:53 ` Piergiorgio Sartor
2011-02-17 0:24 ` Phil Turmel
2011-02-17 0:52 ` NeilBrown
2011-02-17 1:14 ` Phil Turmel
2011-02-17 3:10 ` NeilBrown
2011-02-17 18:46 ` Phil Turmel
2011-02-17 21:04 ` Mr. James W. Laferriere
2011-02-18 1:48 ` NeilBrown
2011-02-17 19:56 ` Piergiorgio Sartor
2011-02-16 22:50 ` Keld Jørn Simonsen
2011-02-23 5:06 ` Daniel Reurich
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