[IPython-dev] SciPy Sprint summary

Brian Granger ellisonbg@gmail....
Sat Jul 17 23:05:32 CDT 2010


Is the array jobs feature what you want?

http://wikis.sun.com/display/gridengine62u6/Submitting+Jobs

Brian

On Sat, Jul 17, 2010 at 9:00 PM, Brian Granger <ellisonbg@gmail.com> wrote:
> On Sat, Jul 17, 2010 at 6:23 AM, Satrajit Ghosh <satra@mit.edu> wrote:
>> hi ,
>>
>> i've pushed my changes to:
>>
>> http://github.com/satra/ipython/tree/0.10.1-sge
>>
>> notes:
>>
>> 1. it starts cleanly. i can connect and execute things. when i kill using
>> ctrl-c, the messages appear to indicate that everything shut down well.
>> however, the sge ipengine jobs are still running.
>
> What version of Python and Twisted are you running?
>
>> 2. the pbs option appears to require mpi to be present. i don't think one
>> can launch multiple engines using pbs without mpi or without the workaround
>> i've applied to the sge engine. basically it submits an sge job for each
>> engine that i want to run. i would love to know if a single job can launch
>> multiple engines on a sge/pbs cluster without mpi.
>
> I think you are right that pbs needs to use mpirun/mpiexec to start
> multiple engines using a single PBS job.  I am not that familiar with
> SGE, can you start mulitple processes without mpi and with just a
> single SGE job?  If so, let's try to get that working.
>
> Cheers,
>
> Brian
>
>> cheers,
>>
>> satra
>>
>> On Thu, Jul 15, 2010 at 8:55 PM, Satrajit Ghosh <satra@mit.edu> wrote:
>>>
>>> hi justin,
>>>
>>> i hope to test it out tonight. from what fernando and i discussed, this
>>> should be relatively straightforward. once i'm done i'll push it to my fork
>>> of ipython and announce it here for others to test.
>>>
>>> cheers,
>>>
>>> satra
>>>
>>>
>>> On Thu, Jul 15, 2010 at 4:33 PM, Justin Riley <justin.t.riley@gmail.com>
>>> wrote:
>>>>
>>>> This is great news. Right now StarCluster just takes advantage of
>>>> password-less ssh already being installed and runs:
>>>>
>>>> $ ipcluster ssh --clusterfile /path/to/cluster_file.py
>>>>
>>>> This works fine for now, however, having SGE support would allow
>>>> ipcluster's load to be accounted for by the queue.
>>>>
>>>> Is Satra on the list? I have experience with SGE and could help with the
>>>> code if needed. I can also help test this functionality.
>>>>
>>>> ~Justin
>>>>
>>>> On 07/15/2010 03:34 PM, Fernando Perez wrote:
>>>> > On Thu, Jul 15, 2010 at 10:34 AM, Brian Granger <ellisonbg@gmail.com>
>>>> > wrote:
>>>> >> Thanks for the post.  You should also know that it looks like someone
>>>> >> is going to add native SGE support to ipcluster for 0.10.1.
>>>> >
>>>> > Yes, Satra and I went over this last night in detail (thanks to Brian
>>>> > for the pointers), and he said he might actually already have some
>>>> > code for it.  I suspect we'll get this in soon.
>>>> >
>>>> > Cheers,
>>>> >
>>>> > f
>>>>
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>>>
>>
>>
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>
>
>
> --
> Brian E. Granger, Ph.D.
> Assistant Professor of Physics
> Cal Poly State University, San Luis Obispo
> bgranger@calpoly.edu
> ellisonbg@gmail.com
>



-- 
Brian E. Granger, Ph.D.
Assistant Professor of Physics
Cal Poly State University, San Luis Obispo
bgranger@calpoly.edu
ellisonbg@gmail.com


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