[MITgcm-support] MOM_IMPLICIT_R: error when solving 3-Diag problem.

[Matthew Mazloff]

That could do it

or the model is just blowing up, because I have seen a similar error when the just model crashes…
What is the tail of STDOUT.0000? Is your cfl number ~1?

-Matt


> On Nov 29, 2018, at 9:10 PM, Patrick Heimbach <heimbach at mit.edu> wrote:
> 
> Hello Julia,
> 
> your parameter file "data" has a typo, see line
>  useJamartMomAdv=.TRUE.,:
> 
> That namelist error likely causes the crash.
> 
> -Patrick
> 
>> On Nov 29, 2018, at 9:51 PM, Hazel, Julia <jhazel at atmos.ucla.edu> wrote:
>> 
>> Hello- I’m trying to run on stampede2 and getting the following error after the run has executed for ~ 30 minutes.
>> I see the error is located in the mom_u_implicit_r.f file, but I can’t determine how to fix it.
>> 
>> TACC:  Starting up job 2532480 
>> TACC:  Setting up parallel environment for MVAPICH2+mpispawn. 
>> TACC:  Starting parallel tasks... 
>> MOM_IMPLICIT_R: error when solving 3-Diag problem.
>> [c402-031.stampede2.tacc.utexas.edu:mpispawn_1][readline] Unexpected End-Of-File on file descriptor 45. MPI process died?
>> [c402-031.stampede2.tacc.utexas.edu:mpispawn_1][mtpmi_processops] Error while reading PMI socket. MPI process died?
>> 
>> 
>> My data file is as follows— thank you!
>> 
>> # Continuous equation parameters
>> &PARM01
>> vectorInvariantMomentum=.TRUE.,
>> viscAr=0.00000000e+00,
>> viscA4=0.00000000e+00,
>> viscAh=0.00000000e+00,
>> viscA4Grid=1.00000000e-01,
>> viscAhGrid=0.00000000e+00,
>> viscA4GridMax=5.00000000e-01,
>> viscAhGridMax=1.00000000e+00,
>> useAreaViscLength=.FALSE.,
>> useFullLeith=.TRUE.,
>> viscC4leith=0.00000000e+00,
>> viscC4leithD=0.00000000e+00,
>> viscC2leith=0.00000000e+00,
>> viscC2leithD=0.00000000e+00,
>> diffKrT=0.00000000e+00,
>> diffKhT=0.00000000e+00,
>> diffK4T=0.00000000e+00,
>> tempAdvScheme=7,
>> saltAdvScheme=7,
>> multiDimAdvection=.TRUE.,
>> tempStepping=.TRUE.,
>> saltStepping=.TRUE.,
>> staggerTimeStep=.TRUE.,
>> eosType='JMD95Z',
>> no_slip_sides=.FALSE.,
>> no_slip_bottom=.FALSE.,
>> bottomDragLinear=0.00000000e+00,
>> bottomDragQuadratic=2.10000000e-03,
>> gravity=9.81000000e+00,
>> rhonil=1.02750000e+03,
>> rhoConst=1.02750000e+03,
>> ivdc_kappa=0.00000000e+00,
>> implicitDiffusion=.TRUE.,
>> implicitViscosity=.TRUE.,
>> exactConserv=.TRUE.,
>> useCDscheme=.FALSE.,
>> hFacMin=1.00000000e-01,
>> hFacMinDr=0.00000000e+00,
>> readBinaryPrec=64,
>> useSingleCpuIO=.TRUE.,
>> implicitDiffusion=.TRUE.,
>> implicitViscosity=.TRUE.,
>> debugLevel=-1,
>> vectorInvariantMomentum=.FALSE.,
>> useJamartWetPoints=.TRUE.,
>> useJamartMomAdv=.TRUE.,:
>> 
>> &PARM02
>> useSRCGSolver=.TRUE.,
>> cg2dMaxIters=1000,
>> cg2dTargetResidual=1.00000000e-12,
>> &
>> 
>> # Time stepping parameters
>> &PARM03
>> momDissip_In_AB=.FALSE.,
>> tracForcingOutAB=1,
>> nIter0=0,
>> abEps=1.00000000e-01,
>> chkptFreq=2.59200000e+06,
>> pChkptFreq=2.59200000e+06,
>> taveFreq=0.00000000e+00,
>> dumpFreq=0.00000000e+00,
>> monitorFreq=3.16224000e+07,
>> cAdjFreq=0.00000000e+00,
>> dumpInitAndLast=.TRUE.,
>> pickupStrictlyMatch=.FALSE.,
>> endTime=63244800,
>> deltaT=3.00000000e+02,
>> &
>> 
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