Re: LVM2 raid1 without mdadm - Break the mirror and re-synchronize it back the other way around.

To: Andres Migliazzo <list.debianlinux@gmail.com>
Cc: debian-user <debian-user@lists.debian.org>
Subject: Re: LVM2 raid1 without mdadm - Break the mirror and re-synchronize it back the other way around.
From: Frank Lin PIAT <fpiat@klabs.be>
Date: Sun, 27 Sep 2009 13:15:50 +0200
Message-id: <[🔎] 1254050150.26758.73.camel@solid.paris.klabs.be>
In-reply-to: <[🔎] 36d645400909251930n33a74fecy8a54c848c4aca8e5@mail.gmail.com>
References: <[🔎] 36d645400909251930n33a74fecy8a54c848c4aca8e5@mail.gmail.com>

Hi,

[Don't cross post. I am dropping debian-amd64, since the issue isn't
related to amd64]

On Fri, 2009-09-25 at 23:30 -0300, Andres Migliazzo wrote:
> 
> I currently have /boot  and / (root) on raid 1 with mdadm. Which is
> useful for me specially when I patch the server because I break the
> mirror prior the patching and if something goes wrong is pretty
> straight forward to synchronize the mirror the other way around and
> fall back all the changes. 

Have you considered using LVM snapshots for this purpose?

Regards,

Franklin

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