[Lustre-discuss] Adaptive Timeouts in Lustre 1.6.x vs. 1.8.x

[Mag Gam]

Bump. I too am curious about this.



On Fri, Nov 20, 2009 at 11:04 PM, Andreas Dilger <adilger at sun.com> wrote:
> On 2009-11-20, at 04:00, Alvaro Aguilera wrote:
>> I was wondering if some could explain to me the differences -if any-
>> in the implementation of adaptive timeouts in Lustre 1.8.x compared
>> to Lustre 1.6.x.
>> Adaptive timeouts are advertised as one of the new features in
>> Lustre 1.8 but they were already available in Lustre 1.6 (only
>> disabled in the default configuration).
>
> They are disabled in 1.6 by default to avoid introducing problems
> while they were being tested by some large sites.
>
>> Are they any better in Lustre 1.8?
>
>
> I _think_ they are the same, but I'm not 100% sure that there weren't
> bug fixes from the version that was landed in 1.6 vs. what is in 1.8
> today.  Maybe someone else can comment?
>
> Cheers, Andreas
> --
> Andreas Dilger
> Sr. Staff Engineer, Lustre Group
> Sun Microsystems of Canada, Inc.
>
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