[Lustre-devel] Andrew's I/O graphs

Peter Braam Peter.Braam at Sun.COM
Thu Feb 28 19:20:56 PST 2008

I see some worrying dips in the graphs - can our I/O specialists comment on
which ones are understood and which are not?

- peter -

On 2/25/08 2:44 PM, "Andrew C. Uselton" <acuselton at lbl.gov> wrote:

> Howdy all,
>   I'd been in conversation with Cliff White over the last few weeks, and
> he'd expressed an interest in having me post a draft of a report I've
> been working on.  If you've already heard of it here it is.  For those
> who hadn't I'll try to describe it briefly.
>   In December I assisted with some Lustre benchmark tests on the
> Franklin Cray XT here at NERSC.  Since then I've tried to summarize our
> analysis and results.  The attached pdf is a draft of that summary.  The
> introduction is almost completely useless, so feel free to skip (unless
> you want to have a laugh at the author's expense).  Section 3 has the
> main details about what we observed and what we thought about it.
> Section 2 may be amusing for those (like me) who care about methodology.
> Cheers,
> Andrew

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