The OPAL Discussion Forum

["Adelmann Andreas (PSI)" <andreas.adelmann AT psi.ch>]

Hi is the problem solved/understood?

Andreas

> On 10 Feb 2017, at 19:12, Oliver Amoros, Concepcion 
> <concepcion.oliver AT ciemat.es> wrote:
> 
> Hello,
> We use matlab  by extracting the informatíon in the .h5 file. 
> Conchi
> ________________________________________
> De: opal-request AT lists.psi.ch [opal-request AT lists.psi.ch] en nombre de 
> Adelmann Andreas (PSI) [andreas.adelmann AT psi.ch]
> Enviado el: jueves, 09 de febrero de 2017 12:05
> Para: Calvo Portela,  Pedro
> Cc: opal
> Asunto: Re: [Opal] Error OPAL
> 
> How do you plot this?
> 
> A
> ------
> Dr. sc. math. Andreas (Andy) Adelmann
> Staff Scientist
> Paul Scherrer Institut WBBA/219 CH-5232 Villigen PSI
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> 
> On 9 Feb 2017, at 11:47, Calvo Portela, Pedro 
> <Pedro.Calvo AT ciemat.es<mailto:Pedro.Calvo AT ciemat.es>> wrote:
> 
> Dear Andreas
> 
> I've include the modification at the Field Solver, and now the error 
> doesn't occur. But the tracking of the particles are absolutely unexpected. 
> I attach two plots of the orbits with 1000 and 999 particles. You could see 
> that the results are complete different.
> 
> Best regards
> Pedro
> 
> ________________________________
> De: Adelmann Andreas (PSI) 
> [andreas.adelmann AT psi.ch<mailto:andreas.adelmann AT psi.ch>]
> Enviado el: miércoles, 08 de febrero de 2017 21:15
> Para: Calvo Portela, Pedro
> Asunto: Re: [Opal] Error OPAL
> 
> Hi Pedro, try to change:
> 
> 
> FSTYPE=FFT, MX=32, MY=32, MT=64
> 
> to
> 
> FSTYPE=FFT, MX=16, MY=16, MT=32, ….
> 
> You only have 1000 particles and apps. 65k grid cells.
> 
> How many cores do you use?
> 
> Andreas
> 
> 
> 
> On 31 Jan 2017, at 08:58, Calvo Portela, Pedro 
> <Pedro.Calvo AT ciemat.es<mailto:Pedro.Calvo AT ciemat.es>> wrote:
> 
> Dear Andreas.
> 
> I'm using the version 1.4.0 of OPAL.
> I share with you the input files in a dropbox folder.
> 
> Cheers
> Pedro
> 
> ________________________________
> De: Adelmann Andreas (PSI) 
> [andreas.adelmann AT psi.ch<mailto:andreas.adelmann AT psi.ch>]
> Enviado el: viernes, 27 de enero de 2017 23:35
> Para: Calvo Portela, Pedro
> Cc: opal AT lists.psi.ch<mailto:opal AT lists.psi.ch>
> Asunto: Re: [Opal] Error OPAL
> 
> Hi Pedro
> 
> can you make all the input files available so we can reproduce the problem.
> Which version of OPAL are you using?
> Cheers Andreas
> 
> On 27 Jan 2017, at 11:03, Calvo Portela, Pedro 
> <Pedro.Calvo AT ciemat.es<mailto:Pedro.Calvo AT ciemat.es>> wrote:
> 
> Dear OPAL users, I write you because we have some problems about the 
> simulation of a big number of particles.
> We simulate without problems our machine with the correct electric and 
> magnetic fields, including the geometry in the simulation. But when we 
> increase the number of particles above 1000, we obtain the following error 
> in the output:
> 
> Error> Interpolator::getFieldIter: attempt to access non-local 
> index{[-2147483648:-2147483648:1],[-2147483648:-2147483648:1],[-2147483648:-2147483648:1]}
>  on node 0
> Error> Dumping local owned and allocated domains:
> Error> 0: owned = {[0:31:1],[0:31:1],[0:31:1]}, allocated = 
> {[-1:32:1],[-1:32:1],[-1:32:1]}
> Error> Error occurred for BareField with layout = Domain = 
> {[0:31:1],[0:31:1],[0:31:1]}
> Error> FieldLayoutUsers = 3
> Error> Total number of vnodes = 1
> Error> Local Vnodes = 1
> Error>  vnode 0: Node = 0 ; vnode_m = -1 ; Domain = 
> {[0:31:1],[0:31:1],[0:31:1]}
> Error> Remote Vnodes = 0
> Error>
> Error> Calling abort ...
> 
> This error don't occur when the number of particles is lower than 1000.
> We have tried to solve this error changing the fieldsolver in the code for 
> a 1000 particles, but the results are completly diferent if we compare with 
> the simulation with a number of particles of 999.  I
> 
> I will appreciate any suggestion to solve this problem.
> Best Regards
> Pedro Calvo
> 
> 
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> 
> <orbits_999part_161632.png><orbits_1000part_161632.png>
>