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Re: [Xen-users] probing disk i/o over all domU's

from [Stephan Seitz]

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Subject:	Re: [Xen-users] probing disk i/o over all domU's
From:	Stephan Seitz <s.seitz@xxxxxxxxxxxx>
Date:	Thu, 21 Aug 2008 11:39:12 +0200
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Hi,

I should RTFM ...

Sorry for this and thanks anyway!

cheers,

Stephan


Rafał Kupka schrieb:
> On Thu, Aug 21, 2008 at 10:11:16AM +0200, Stephan Seitz wrote:
> Hi,
> 
>> iostat shows up a huge list of dm-NN devices, but I don't know how to
>> identify these devices. I assume these are the lv's used by the
>> different domU's.
> 
> Newer versions of iostat command have -N switch.
> 
> from iostat(1):
> -N Display the registered device mapper names for any device mapper
> devices.  Useful for viewing LVM2 statistics.
> 
> Example:
> # iostat -N
> ...
> utemp_lvm-Home    19.10        13.02       139.80    1965114   21102112
> 
> VG - utemp_lvm
> LV - Home
> 
> Kupson

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