Re: [Xen-users] Mount drbd/gfs logical volume from domU

[Cristian Rojas <intipu@xxxxxxxxx>]

Thanks Fajar!!

May i ask: Are you using 10k 0r 15k rpm disks?

Thanks again

Cris

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From: Fajar A. Nugraha <fajar@xxxxxxxxx>
To: Cristian Rojas <intipu@xxxxxxxxx>
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Sent: Mon, May 3, 2010 11:59:49 PM
Subject: Re: [Xen-users] Mount drbd/gfs logical volume from domU

On Mon, May 3, 2010 at 10:21 PM, Cristian Rojas <intipu@xxxxxxxxx> wrote:
> Hi Fajar, i guess that means running cman on DomUs, do you see performance
> issues if I have 10 DomUs per Dom0?

Generally I have less than that (with lots of resource for each domU),
but it should be fine as long as:
- your domU has enough memory that it doesn't need to use swap much
- your dom0 disks are fast enough to handle total IOPS during peak
load ("iostat -x 3" can provide useful information)

--
Fajar

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