[Users] Virtual Memory in Inits

rsoares dlleuz at xmission.com
Thu Feb 14 21:11:17 CST 2008


Hi,

When I do inits -d  TopGridParameters for AMRCosmologySimulation A2 or 
B2 (sims with large N=512^3 etc) I get message:

forrtl: severe (41): insufficient virtual memory
Image              PC        Routine            Line        
Source            
libifcoremt.so.5   001A9162  Unknown               Unknown  Unknown
libifcoremt.so.5   001A7415  Unknown               Unknown  Unknown
libifcoremt.so.5   001A7389  Unknown               Unknown  Unknown
libifcoremt.so.5   0012E567  Unknown               Unknown  Unknown
libifcoremt.so.5   001601F7  Unknown               Unknown  Unknown
libifcoremt.so.5   00160128  Unknown               Unknown  Unknown
inits              0804A2E3  Unknown               Unknown  Unknown

Stack trace terminated abnormally.
Reading parameter file
Initializing power spectrum
Generating look-up table
GrowthFactor = 0.02157
GrowthFunction: dlog(D+)/dlog(a) = 0.999995
ParticleSubgridLeftEdge  = 0.000000 0.000000 0.000000
ParticleSubgridRightEdge = 1.000000 1.000000 1.000000
NumberOfParticles = 134217728
GenerateRealization: particle dim 0.
filling k-space...
transforming...

No usual runtime files are generated except PowerSpectrum.out and when I 
try to run:
enzo -d AMRCosmologySimulation I get:

MPI_Init: NumberOfProcessors = 1



*********************************************************************
*                                                                   *
*  Enzo is an Eulerian adaptive mesh refinement cosmology code      *
*  developed and maintained by the Laboratory for Computational     *
*  Astrophysics at the University of California at San Diego under  *
*  the direction of Michael L. Norman.                              *
*                                                                   *
*  Enzo was originally written by Greg Bryan at the National Center *
*  for Supercomputing Applications at the University of Illinois in *
*  Urbana-Champaign.  For more inforamtion, see the Enzo website at *
*  http://cosmos.ucsd.edu/enzo/.                                    *
*                                                                   *
*********************************************************************



CosmologySimulation: check CellFlaggingMethod.
InitializeRateData: NumberOfTemperatureBins = 600
WARNING! Setting MetaData.PPMDiffusionParameter = 0
InitializeNew: Starting problem initialization.
InitializeNew: Finished problem initialization.
ExtBndry: BoundaryRank = 3
ExtBndry: GridDimension = 518 518 518
ExtBndry: NumberOfBaryonFields = 12
CosmologySimulation: ReInitializing grid 0
Allocating 12 baryon fields of size 138991832
p0_5297:  p4_error: interrupt SIGx: 6

=============================

The website this is from:
http://lca.ucsd.edu/data/concordance/

Any suggestions welcome.  Thanks for your time.

-R.Soares


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