[Lustre-discuss] Lustre and Xen
rread at sun.com
Mon Oct 6 20:54:56 PDT 2008
On Oct 6, 2008, at 16:03 , Andreas Dilger wrote:
> On Oct 04, 2008 10:33 -0500, Daniel Ferber wrote:
>> I have two questions:
>> 1. On the OSS/OST side, can one run Lustre as a server on a system
>> running a
>> Xen kernel?
>> 2. Conversely: is the lustre client compatible with Xen kernel
> Note that "work" and "perform well" are two completely different
> While CPU virtualization is quite efficient these days, IO
> is not necessarily very fast at all.
I haven't benchmarked IO on Xen in a long time, but I'd expect a
pretty reasonable percentage of native IO at this point. Not quite as
efficient as cpu virtualization, of course, but I wouldn't necessarily
say not very fast either.
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