Yes you're clearly right that should be mentioned.
J.
On 14 November 2016 09:37:47 GMT+00:00, reyman <[email protected]> wrote:
>Hi John,
>
>Ok !
>
>In documentation, the EGI option mention :
>
>*openMOLEMemory: the memory of attributed to the OpenMOLE runtime on
>the
>execution node, if you run external tasks you can reduce the memory for
>the
>OpenMOLE runtime to 256MB in order to have more memory for you program
>on
>the execution node, for instance openMOLEMemory = 256*
>
>Perhaps we need just to precise/warn users here that *Java/Scala
>program
>run into the same JVM than openMOLE *to reduce the ambiguity;
>
>Best R.
>SR
>
>2016-11-14 10:22 GMT+01:00 Jonathan Passerat-Palmbach <
>[email protected]>:
>
>> Hi Seb,
>>
>> memoryByCore/Node would clash with the memory option available on the
>> other environments for any type of jobs (not the openmole memory).
>>
>> https://next.openmole.org/Documentation_Language_Environment
>> s_Clusters.html
>>
>> Problem is at the moment, as Romain was saying, we can't specify the
>> memory or number of cores requirements on all the EGI VOs through
>Dirac.
>>
>> When this is possible, there will normally be a memory and
>coreByNodes
>> options on the EGIEnvironment as well.
>>
>> Cheers
>> J.
>>
>>
>> On 13 November 2016 20:06:32 GMT+00:00, reyman <[email protected]>
>wrote:
>>>
>>> Thanks for this information, this is very important for Gama users
>to
>>> know this limitation for large simulation ;)
>>>
>>> Why not "memoryByCore" or "memoryByNode" ?
>>>
>>>
>>>
>>> 2016-11-13 19:01 GMT+01:00 Romain Reuillon
><[email protected]>:
>>>
>>>> What would you propose for a more explicit name?
>>>>
>>>> EGI is 2G by core. If you set openmole to 2G of heap size it will
>take
>>>> arrond 2.5G of RAM for stacks and other part of the jvm on the
>node. I you
>>>> are desparte for RAM you can go up to 3G, but you might ear some
>complaints
>>>> from the grid admins :)
>>>>
>>>> Romain
>>>>
>>>>
>>>> Le 13/11/2016 à 18:36, sebastien rey coyrehourcq a écrit :
>>>>
>>>> Ok ! The name "openMOLEMemory" is a little ambiguous.
>>>> For information, the maximum amount of Ram on node on EGI is
>limited to
>>>> 2048Mo or more ?
>>>>
>>>> PS : thanks for git lfs tips, it works well now :)
>>>>
>>>> ---
>>>> Sébastien Rey Coyrehourcq
>>>> Research Engineer, BAP E, UMR IDEES
>>>> Sent from Nylas N1 <https://nylas.com/n1?ref=n1>, the extensible,
>open
>>>> source mail client.
>>>>
>>>> On nov. 13 2016, at 6:05 pm, Romain Reuillon
><[email protected]>
>>>> <[email protected]> wrote:
>>>>
>>>>> Don't reduce the memory used by openmole. The memory used by
>openmole
>>>>> is the same as the one use by gama (that's the memory allocated to
>the
>>>>> JVM). By default it is set to 1024 megs, make it 2048.
>>>>>
>>>>> Romain
>>>>>
>>>>> Le 13/11/2016 à 17:02, reyman a écrit :
>>>>>
>>>>> Hi guys,
>>>>>
>>>>> It seems the gama model i try to run on grid take lot of memory
>...
>>>>> because i have multiple *java.lang.OutOfMemoryError: Java heap
>space
>>>>> error with some parameters.*
>>>>>
>>>>> I already reduce the openmole memory with the command
>>>>>
>>>>> val env = EGIEnvironment("vo.complex-systems.eu",openMOLEMemory =
>256)
>>>>>
>>>>> * Is there also a way to change the memory used by gama on jvm on
>node
>>>>> ?*
>>>>>
>>>>> Thanks,
>>>>> SR.
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> OpenMOLE-users mailing
>[email protected]http://fedex.iscpif.fr/mailman/listinfo/openmole-users
>>>>>
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> OpenMOLE-users mailing
>[email protected]http://fedex.iscpif.fr/mailman/listinfo/openmole-users
>>>>
>>>>
>>>>
>>>> _______________________________________________
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>>>>
>>>
>>>
>>> --
>>> <http://stackoverflow.com/users/385881/reyman64>
>>>
>>> ------------------------------
>>>
>>> OpenMOLE-users mailing list
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>>>
>>>
>> --
>> Jonathan Passerat-Palmbach, PhD
>> Research Associate
>> Department of Computing
>> Imperial College London
>>
>> South Kensington Campus
>> Huxley Building - room 344
>> 180 Queen's Gate
>> London SW7 2AZ
>>
>
>
>
>--
><http://stackoverflow.com/users/385881/reyman64>
--
Jonathan Passerat-Palmbach, PhD
Research Associate
Department of Computing
Imperial College London
South Kensington Campus
Huxley Building - room 344
180 Queen's Gate
London SW7 2AZ_______________________________________________
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