From: "Keld Jørn Simonsen" <keld@dkuug.dk>
To: Piergiorgio Sartor <piergiorgio.sartor@nexgo.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: Roadmap for md/raid ???
Date: Mon, 19 Jan 2009 22:08:29 +0100 [thread overview]
Message-ID: <20090119210829.GA6143@rap.rap.dk> (raw)
In-Reply-To: <20090119181919.GB4290@lazy.lzy>
On Mon, Jan 19, 2009 at 07:19:19PM +0100, Piergiorgio Sartor wrote:
> Hi,
>
> Let's assume we have a RAID-5 with 7 disks.
> Each time an HD fails, we will replace it with a
> larger one, since this will be cheaper.
> Once we replaced 3 HDs, with could use the unused
> space in RAID-5 again.
> Unfortunately, with the current features, we will
> have to wait to fail all the 7 disks.
Nah, when you have 2 new disks, you can put the excessive space into a
new raid, which should be able to grow, with further new disks to arrive.
But in principle you are right, it would be nice to use dirfferent
age/size disks in a clever way.
Best regards
Keld
next prev parent reply other threads:[~2009-01-19 21:08 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-19 4:10 Roadmap for md/raid ??? Neil Brown
2008-12-19 15:44 ` Chris Worley
2008-12-19 15:51 ` Justin Piszcz
2008-12-19 16:13 ` Bernd Schubert
2008-12-30 18:12 ` Janek Kozicki
2008-12-30 18:15 ` Janek Kozicki
2009-01-19 0:54 ` Neil Brown
2009-01-19 12:25 ` Keld Jørn Simonsen
2009-01-19 19:03 ` thomas62186218
2009-01-19 20:00 ` Jon Nelson
2009-01-19 20:18 ` Greg Freemyer
2009-01-19 20:30 ` Jon Nelson
2009-01-11 18:14 ` Piergiorgio Sartor
2009-01-19 1:40 ` Neil Brown
2009-01-19 18:19 ` Piergiorgio Sartor
2009-01-19 18:26 ` Peter Rabbitson
2009-01-19 18:41 ` Piergiorgio Sartor
2009-01-19 21:08 ` Keld Jørn Simonsen [this message]
2009-01-14 20:43 ` Bill Davidsen
2009-01-19 2:05 ` Neil Brown
[not found] ` <49740C81.2030502@tmr.com>
2009-01-19 22:32 ` Neil Brown
2009-01-21 17:04 ` Bill Davidsen
-- strict thread matches above, loose matches on Subject: below --
2008-12-19 9:01 Aw: " piergiorgio.sartor
2008-12-19 17:01 ` Dan Williams
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