[Lustre-discuss] Performance parameters

Enrico Morelli
Mon, 09 Jun 2008 15:59:02 -0000

On Fri, 06 Jun 2008 12:09:13 -0400
"Brian J. Murrell" <Brian.Murrell at Sun.COM> wrote:

> Yeah.  For throughput, use a real benchmark like IOR, iozone, etc.
> While that will be a good example of what cp will do, it is not a good
> example to compare ''ls'' to as ''ls'' is a
metadata heavy application,
> not file i/o heavy.
>
> b.
>

Ok, I''m sorry but our real problem is that the system is very slow
when the user perform ''ls'' or shell commands that require
access to
metadata infos. We have about 30 person that access simultaneously to
the system. What we can do to speed-up the system to solve this problem?
Adding another MDT can help?

Thanks a lot
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