[Nek5000-users] compilation, large memory

Fri Apr 23 07:36:34 CDT 2010

Frank,

for lelt see here:
http://nek5000.mcs.anl.gov/index.php/SIZEu

Stefan

On Apr 23, 2010, at 2:36 PM, nek5000-users at lists.mcs.anl.gov wrote:

> On Fri, 2010-04-23 at 07:08 -0500, nek5000-users at lists.mcs.anl.gov
> wrote:
>> Hi Frank,
>> 
>> Are you running in parallel?   How many processors, and how
>> many elements in the problem of interest?
> 
> Hi Paul,
> 
> I am using 72 elements and 8 processors.  I reduced lelt to 72 and it
> works.  In general, should lelt=(# elements)/(# processors)?
> 
> Cheers,
> Frank
> 
>> 
>> If you have, say, 120 elements, and are running on 4 processors,
>> you can set lelt=30, which would reduce your per-processor-memory
>> footprint by a factor of 4.
>> 
>> Cheers,
>> 
>> Paul
>> 
>> 
>> On Fri, 23 Apr 2010, nek5000-users at lists.mcs.anl.gov wrote:
>> 
>>> Hello all,
>> 
>> I am having a problem compiling on an x86_64 system.  Smaller problems
>> work fine.  My SIZE file starts out with:
>> 
>>       parameter (ldim=3)
>>       parameter (lx1=6*4,ly1=lx1,lz1=lx1,lelt=120,lelv=lelt)
>>       parameter (lxd=9*4,lyd=lxd,lzd=lxd)
>> 
>> The error message is:
>> 
>> /home/fmuldoo/programs/mpich2-1.2.1p1-intel/bin/mpif77 -mcmodel=medium
>> -shared-intel -c  -O2 -r8 -fpconstant -fpp -DMPI -DLONGINT8
>> -I/home/fmuldoo/programs/nek5000/nek5/trunk/nek
>> -I/data/fmuldoo/engineering-marangoni-flows/sim2/sim1/sim1/sim7/AR-.66-RE-1800-PR-04.0-dt-6.0e-5-time-006.0-grid-3-Intel /data/fmuldoo/engineering-marangoni-flows/sim2/sim1/sim1/sim7/AR-.66-RE-1800-PR-04.0-dt-6.0e-5-time-006.0-grid-3-Intel/delet.f -o delet.o 
>> /home/fmuldoo/programs/mpich2-1.2.1p1-intel/bin/mpif77 -mcmodel=medium
>> -shared-intel -o nek5000  delet.o drive.o drive1.o drive2.o plan4.o
>> bdry.o coef.o conduct.o connect1.o connect2.o dssum.o edgec.o eigsolv.o
>> gauss.o genxyz.o navier1.o navier0.o navier2.o navier3.o navier4.o
>> prepost.o speclib.o map2.o turb.o mvmesh.o ic.o ssolv.o planx.o math.o
>> mxm_wrapper.o hmholtz.o gfdm_par.o  gfdm_op.o gfdm_solve.o subs1.o
>> subs2.o genbox.o gmres.o hsmg.o convect.o induct.o perturb.o navier5.o
>> navier6.o navier7.o navier8.o fast3d.o fasts.o calcz.o byte.o chelpers.o
>> byte_mpi.o postpro.o cvode_driver.o cvode_aux.o setprop.o qthermal.o
>> makeq.o papi.o ssygv.o dsygv.o mxm_std.o blas.o   comm_mpi.o jl2_gs.o
>> jl2_sort.o jl2_sarray_transfer.o jl2_sarray_sort.o jl2_gs_local.o
>> jl2_crystal.o jl2_comm.o jl2_tensor.o jl2_fail.o jl2_fcrystal.o
>> jl_tuple_list.o jl_transfer.o jl_sort.o jl_fcrystal.o jl_errmem.o
>> jl_crystal.o jl_findpts.o jl_pfindpt.o jl_tensor.o jl_findpt.o jl_poly.o
>> jl2_sparse_cholesky.o jl2_xxt.o jl2_fcrs.o 
>> /home/fmuldoo/programs/mpich2-1.2.1p1-intel/lib/libmpich.a(setbotf.o):
>> In function `mpirinitf_':
>> setbotf.f:(.text+0xd): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpipriv1_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x12): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpipriv1_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x17): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpipriv1_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x1c): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpipriv2_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x22): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpipriv2_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x28): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpiprivc_' defined in COMMON section in comm_mpi.o
>> setbotf.f:(.text+0x34): relocation truncated to fit: R_X86_64_32 against
>> symbol `mpiprivc_' defined in COMMON section in comm_mpi.o
>> make: *** [nek5000] Error 1
>> 
>> 
>> 
>> 
>> -- 
>> Frank Herbert Muldoon, Ph.D. Mechanical Engineering
>> Technische Universität Wien (Technical University of Vienna)
>> Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fluid
>> Mechanics and Heat Transfer)
>> Resselgasse 3
>> 1040 Wien
>> Tel: +4315880132232
>> Fax: +4315880132299 
>> Cell:+436765203470
>> fmuldoo (skype)
>> http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html
>> 
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> -- 
> Frank Herbert Muldoon, Ph.D. Mechanical Engineering
> Technische Universität Wien (Technical University of Vienna)
> Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fluid
> Mechanics and Heat Transfer)
> Resselgasse 3
> 1040 Wien
> Tel: +4315880132232
> Fax: +4315880132299 
> Cell:+436765203470
> fmuldoo (skype)
> http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html
> 
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