[Swift-devel] MolDyn at Purdue

Veronika Nefedova nefedova at mcs.anl.gov
Fri May 11 10:46:56 CDT 2007


Interesting...
Apparently, I did submit the reservation for a big run back on Monday  
(I thought it didn't go through at that time). And it is still in the  
queue..

tg-login1 nefedova/Falkon_v0.8> showq | grep nefedova
995068             nefedova       Idle   286     2:00:00  Mon May  7  
10:02:28
1000628            nefedova       Idle   340     4:00:00  Fri May 11  
10:41:14
tg-login1 nefedova/Falkon_v0.8>


Nika

On May 11, 2007, at 10:24 AM, Ioan Raicu wrote:

> Right, so if we want to get roughly the same execution time of 77  
> minutes, we would need 34*20 = 680 machines for 2 hours, right?  If  
> we halve the machine numbers, we can double the time reservation,  
> right?
>
> Let me know if you need help with the Falkon settings!
>
> Ioan
>
>
> Veronika Nefedova wrote:
>> Nope, its quite possible. Last week I couldn't submit a single job  
>> for almost a day -- their queue was completely full! The message  
>> was something like 'not accepting new jobs in a queue' - or  
>> something like that. The cluster is ridiculously busy. I could try  
>> to submit today a reservation for , say, 20 molecules...
>>
>> Nika
>>
>> On May 11, 2007, at 9:01 AM, Ian Foster wrote:
>>
>>> It seems unlikely to me that you can't even submit it?
>>>
>>> Sent via BlackBerry from T-Mobile
>>>
>>> -----Original Message-----
>>> From: Veronika Nefedova <nefedova at mcs.anl.gov>
>>> Date: Fri, 11 May 2007 08:58:12
>>> To:Ian Foster <foster at mcs.anl.gov>
>>> Cc:iraicu at cs.uchicago.edu, swift-devel at ci.uchicago.edu
>>> Subject: Re: [Swift-devel] MolDyn at Purdue
>>>
>>> I think we had a problem submitting a big reservation to NCSA -  
>>> even a smaller ones were in the queue for more then a week at  
>>> that time. When we did a time estimate on a queue time it said  
>>> something like 'unable to predict' or 'unable to accept'...
>>> Ioan - do you remember what was the exact problem?
>>>
>>>
>>> Nika
>>>
>>>
>>>
>>>
>>> On May 11, 2007, at 8:31 AM, Ian Foster wrote:
>>> I note that we have stopped running at NCSA and switched to  
>>> trying to run at Purdue. A good thing to try, certainly.
>>>
>>> However, could we not have had a big job in the queue at NCSA all  
>>> this time, also, using Falkon, which would have run by now?
>>>
>>> Ian.
>>>
>>> Ioan Raicu wrote:Great, than we are set, the project is  
>>> configurable at the Falkon startup!
>>> Ioan
>>>
>>
>>
>
> -- 
> ============================================
> Ioan Raicu
> Ph.D. Student
> ============================================
> Distributed Systems Laboratory
> Computer Science Department
> University of Chicago
> 1100 E. 58th Street, Ryerson Hall
> Chicago, IL 60637
> ============================================
> Email: iraicu at cs.uchicago.edu
> Web:   http://www.cs.uchicago.edu/~iraicu
>       http://dsl.cs.uchicago.edu/
> ============================================
> ============================================
>




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