From schmidb at ibe.med.uni-muenchen.de  Wed Jul 16 16:44:09 2008
From: schmidb at ibe.med.uni-muenchen.de (Markus Schmidberger)
Date: Wed, 16 Jul 2008 16:44:09 +0200
Subject: [Rd] Snow or alternative MPI packages on Windows
In-Reply-To: <6phfxq9ap3b.fsf@lamprey.fhcrc.org>
References: <OFA70A477E.B2A86968-ON80257488.004B153F-80257488.004C4191@hsbcib.com>
	<6phfxq9ap3b.fsf@lamprey.fhcrc.org>
Message-ID: <487E0939.2000804@ibe.med.uni-muenchen.de>

Hello,

we are using Rmpi and snow on windows. It is working very well.
We are using Windows Server 2003 and *MPICH2.

I probably will manage to have some tests with the new snow 
(*snow_0.3-3)* version this week.

Best
Markus



Martin Morgan schrieb:
> giuseppe1.milicia at hsbcib.com writes:
>
>   
>> Guys,
>>
>> I'm running R on both Windows & Linux. I'm looking at a number of packages
>> for parallel execution. It seems that the most used packages are "snow" and
>> "Rmpi".
>>
>> snow seems more user friendly, but it doesn't run on windows. I see from
>> searching the mailing list that I'm not the first one to try it on Windows.
>> There was a message that kind of shed some hope on the subject, but nothing
>> else.
>>
>> Rmpi works well on windows (with DeinoMPI) but it's kind of low level, so
>> before I embark in writing code similar to snow to have some high level
>> constructs I though I'd ask here about other peoples experiences...
>>     
>
> Rmpi has low-level facilities, but things like mpi.spawn.Rslaves,
> mpi.parLapply and mpi.bcast.cmd are high-level in the same way that
> snow is.
>
> Hopefully others will comment with windows-specific input.
>
> Martin
>
>   
>> Is anyone around here doing parallel R on Windows? If so could you share
>> your experience?
>>
>> Cheers,
>>
>> // Giuseppe
>>
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-- 
Dipl.-Tech. Math. Markus Schmidberger

Ludwig-Maximilians-Universit?t M?nchen
IBE - Institut f?r medizinische Informationsverarbeitung,
Biometrie und Epidemiologie
Marchioninistr. 15, D-81377 Muenchen
URL: http://ibe.web.med.uni-muenchen.de 
Mail: Markus.Schmidberger [at] ibe.med.uni-muenchen.de
Tel: +49 (089) 7095 - 4599



[Rd] Snow or alternative MPI packages on Windows
Markus Schmidberger