From: "Bryn M. Reeves" <breeves@redhat.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Flexible storga: LVM setup on top of mdadm sets. Good idea or not?
Date: Tue, 24 Jul 2007 10:13:03 +0100 [thread overview]
Message-ID: <46A5C29F.3010407@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0707232143500.7330-100000@bmsred.bmsi.com>
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Stuart D. Gathman wrote:
> On Mon, 23 Jul 2007, Luca Berra wrote:
>
>> On Sun, Jul 22, 2007 at 02:57:33PM -0400, Stuart D. Gathman wrote:
>>> The main drawback to md raid1 is that it always resynchronizes
>>> the *entire* partition when a disk goes offline temporarily. I also
>> False. md uses bitmaps to avoid this.
>
> The LVM mirroring uses bitmaps. Are you sure md raid does? Since what
> version?
>
drivers/md/md.c:
- persistent bitmap code
Copyright (C) 2003-2004, Paul Clements, SteelEye Technology, Inc.
Cheers,
Bryn.
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next prev parent reply other threads:[~2007-07-24 9:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-22 16:50 [linux-lvm] Flexible storga: LVM setup on top of mdadm sets. Good idea or not? js
2007-07-22 18:57 ` Stuart D. Gathman
2007-07-23 7:23 ` Luca Berra
2007-07-23 16:43 ` Stuart D. Gathman
2007-07-24 8:48 ` Luca Berra
2007-07-24 1:44 ` Stuart D. Gathman
2007-07-24 9:13 ` Bryn M. Reeves [this message]
2007-08-21 0:33 ` Stuart D. Gathman
2007-08-21 6:52 ` Luca Berra
2007-08-21 14:11 ` Stuart D. Gathman
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