[yt-users] parallel issue

nick moeckel nickolas1 at gmail.com
Mon Nov 4 00:28:50 PST 2013


Hi Geoffrey,

yt is up to date and working, I've been using it serially with no problem
on these machines. I'm able to import yt.pmods with no problems.

Nick


On Mon, Nov 4, 2013 at 8:40 AM, Geoffrey So <gsiisg at gmail.com> wrote:

> Since it failed on line 1, where you import yt.pmods, that's not an
> explicit mpi4py problem I think.
>
> Have you made sure yt is installed correctly?  Are you able to
> >python
> from yt.mods import *
>
> and if that works, try replacing yt.pmods with yt.mods
>
> Hope that helps!
>
> From
> G.S.
>
>
> On Sun, Nov 3, 2013 at 11:17 PM, nick moeckel <nickolas1 at gmail.com> wrote:
>
>> Hi everyone,
>>
>> I'm trying to run some parallel analysis scripts and I'm running into
>> problems. I'm using yt-3.0 on Ramses data; here's a simple example that
>> doesn't work:
>>
>> from yt.pmods import *
>> ds = load('output_00001/info_00001.txt',
>> fields=['Density','x-velocity','y-velocity','z-velocity','Pressure'])
>> proj = ProjectionPlot(ds, 0, 'Density')
>> proj.save()
>>
>> the errors this generates:
>> http://paste.yt-project.org/show/SfT87oaHcQpYMUnBi2QM/
>>
>> When I run this on my personal computers with mpi4py installed with pip,
>> this will work with no problems. On the HPC system I'm using I'm unable to
>> install mpi4py with pip, (due [I think] to the archaic openssl version) but
>> I've built and installed it from source.
>>
>> Before I tear any more of my hair out over this, I'm hoping that someone
>> can tell me if this looks familiar, or if it's definitely a problem with
>> mpi4py and yt playing nice, or anything else that might save me a few days
>> of my life.
>>
>> Thanks for any help!
>> Nick
>>
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>>
>
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