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Re: [Xen-users] drbd and xen problem: disk not accessible

To: "Ross S. W. Walker" <rwalker@xxxxxxxxxxxxx>
Subject: Re: [Xen-users] drbd and xen problem: disk not accessible
From: "Marco Strullato" <marco.strullato@xxxxxxxxx>
Date: Wed, 23 Apr 2008 16:35:28 +0200
Cc: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
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> > disk = [ "drbd:r0,xvda,w" ]
>             ^^^^^^^
>  Where did you get this config info from, as far as I
>  know it should be:
>  disk = [ "phy:drbd0,xvda,w" ]

I get this from this guide:

> Setting drbd resources per-lv will become very messy
>  over time as the number of guests increase. I advise
>  replicating PVs between hosts and adding the drbdX
>  resources to shared VGs. If you maintain all your
>  VMs in xenstore then the VM config should migrate
>  between machines so you don't need to have the VM
>  config present on both machines beforehand and
>  therefore you will not be able to start the same
>  VM on 2 machines at once and therefore shouldn't
>  need to run CLVM which would get in the way of VM
>  migration.

This is interesting: could you be more precise please?
How do you suggest me to set up the envirorment?



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