Open MPI logo

MTT Devel Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all MTT Devel mailing list

Subject: Re: [MTT devel] Tracking process stats
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2008-04-22 17:12:42


On Apr 22, 2008, at 5:08 PM, Ethan Mallove wrote:

>> Gathering the info from any given might be a little difficult -- we'd
>> have to enlist orte somehow. The orteds could conceivably be able to
>> get this info because the MPI processes are their children, after
>> all. The orteds would then need to gather this info and make it
>> available somehow (e.g., mpirun could dump out a file, or perhaps
>> something to stdout, ...etc.).
>
> What about using Proc::ProcessTable or the "ps" command?
>
> http://www.perlmonks.org/?node_id=115098
>
> I'm guessing this would be difficult because of processes
> on remote nodes?

'zactly. I think we'd have a better chance of having ORTE report this
stuff for us, and MTT snarfing it up. Someone want to talk to Ralph?

>
> -Ethan
>
>
>>
>> On Apr 22, 2008, at 3:16 PM, Josh Hursey wrote:
>>
>>> I was thinking for very test as an extra bit or two of information.
>>> But we could try a test suite too, but we would have to think about
>>> what we would want to exercise in it.
>>>
>>> -josh
>>>
>>> On Apr 22, 2008, at 1:45 PM, Ethan Mallove wrote:
>>>
>>>> On Tue, Apr/22/2008 01:35:06PM, Josh Hursey wrote:
>>>>> On the Open MPI teleconf this morning Rich mentioned that
>>>>> he was noticing odd memory usage. It got me thinking,
>>>>> would it be useful for MTT to track important aspects of
>>>>> the process such as memory use?
>>>>>
>>>>> Just a thought. I'm not exactly sure how we would report
>>>>> or record this, but if it is useful we can file a bug for
>>>>> it :)
>>>>>
>>>>
>>>> Would this require a new "memory-usage" test suite? Or were
>>>> you thinking more along the lines of a new integer column in
>>>> the test_run table to record memory usage for *every* test
>>>> run?
>>>>
>>>> -Ethan
>>>>
>>>>
>>>>> Cheers,
>>>>> Josh
>>>>>
>>>>> _______________________________________________
>>>>> mtt-devel mailing list
>>>>> mtt-devel_at_[hidden]
>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel
>>>> _______________________________________________
>>>> mtt-devel mailing list
>>>> mtt-devel_at_[hidden]
>>>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel
>>>
>>> _______________________________________________
>>> mtt-devel mailing list
>>> mtt-devel_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel
>>
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>>
>> _______________________________________________
>> mtt-devel mailing list
>> mtt-devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel
> _______________________________________________
> mtt-devel mailing list
> mtt-devel_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel

-- 
Jeff Squyres
Cisco Systems