Re: Getting a series of Fluka seeds

From: Alberto Fasso' <fasso_at_SLAC.Stanford.EDU>
Date: Wed, 12 Oct 2011 11:23:34 -0700 (PDT)


you don't need to collect any seeds. You just need to have different values
for WHAT(2) of RANDOMIZE. Any set of different numbers is ok, even 1, 2,


On Tue, 11 Oct 2011, Howard Matis wrote:

> Vittorio,
> The problem with this solution is that now I split my jobs in 100 jobs
> that last 24 hours. It is difficult to have flair spawn the batch jobs.
> I wonder if it is possible to run a "dummy" job in fluka and then
> collect the seeds. To match the way I am running my program, I need
> 400 seeds.
> In other words, I would like to find a way to have Fluka generate lots
> of seeds and then I would use them in my calculation.
> Howard
> On Oct 10, 2011, at 8:00 AM, Vittorio Boccone wrote:
>> Just an update,
>> with Flair you can already "spawn" (split it in many sub-jobs) each
>> with a different random seed.
>> The binaries of the subjobs will be automatically "belong" to the job
>> you spawned and can be easily be merged together.
>> We will try to provide a reliable/generic script for multiple job
>> submission in the next Fluka respin/release meanwhile you can use the
>> script given by Nunzio.
>> V.
>> On 10/07/2011 01:20 AM, Howard Matis wrote:
>>> To get more statistics, I run many identical jobs in parallel. Sothat
>>> they, are different I start with a different seed file. Is there aneasy way,
>>> that I can generate say 500 different random seeds? In that way, Ican run
>>> 500 jobs with the same input file.
>>> Howard Matis
Received on Thu Oct 13 2011 - 12:04:47 CEST

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