Sorry, but what does scalability mean in this case? Less memory?
Ilja
Maarten Litmaath wrote:
> Stephen Childs wrote:
>
>> We've just changed over to the pbs job manager from the lcgpbs
>> jobmanager in order to fit in with the RB restrictions on MPI jobs
>> and I've noticed a massive speedup.
>>
>> A simple globus-job-run completes in < 25 seconds (compared to around
>> 2 minutes for lcgpbs) and a job submitted through the RB completes in
>> just over 2 minutes (compared to around 5-6 minutes for lcgpbs).
>>
>> I thought this change wouldn't make a huge difference as I thought
>> most of the delay was in the RB. Has anyone else noticed this or was
>> there something horribly wrong with our lcgpbs jobmanager that was
>> causing the slowdown.
>
> The "lcg" job managers have been coded for scalability instead of speed.
> Normally those few minutes of delay are irrelevant.
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