Re: [Linux-ia64] 2.4.9 vs 2.4.18 for HPC

From: Mike Lang <mlang_at_lanl.gov>
Date: 2002-08-07 02:19:41
There is a big difference from .17 to .18 we and others have seen about 2.5
times memory bandwidth speed up(on a streams benchmark).
         --Mike
At 09:33 AM 8/6/2002 -0600, you wrote:
>With respect to Itanium2 what advantages does 2.4.18 have over 2.4.9 in
>an HPC environment?
>
>My concern is that RH7.2 does not have a 2.4.18/19 kernel and probably
>will not.  For support reasons, running 2.4.9-34 from RH may be
>required.  I am curious about the possible performance and stability
>issues with 2.4.9 on Itanium2.
>
>I am trying to build a case for software development on 2.4.18/19
>kernel.org kernels.
>
>Thanks.
>
>
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___________________________
Michael Lang    mlang@lanl.gov
Los Alamos    National Laboratory
ph:505-665-5756,     fax:665-5638
MS B256, Los Alamos, NM 87545
Received on Tue Aug 06 09:19:42 2002

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