[Nek5000-users] simulation termination at istep=0 with NaN
nek5000-users at lists.mcs.anl.gov
nek5000-users at lists.mcs.anl.gov
Wed Jul 26 12:10:24 CDT 2017
Hello, Thanks for your help. Please see below for the log file.
Ajay
#######################
Number of processors: 8
REAL wdsize : 8
INTEGER wdsize : 4
Timer accuracy : 7.87E-07
Reading
/home/ajay/nek5_svn/runs/smallcylinder/simplecylinder.rea
mapping elements to processors
Reading
/home/ajay/nek5_svn/runs/smallercylinder/simpleduct.map
0 2827 2827 22620 22620 NELV
1 2828 2828 22620 22620 NELV
2 2827 2827 22620 22620 NELV
3 2828 2828 22620 22620 NELV
4 2827 2827 22620 22620 NELV
5 2828 2828 22620 22620 NELV
6 2827 2827 22620 22620 NELV
7 2828 2828 22620 22620 NELV
RANK 0 IEG 73 74 75 76 77 78
79 80
81 82 83 84 85 86
87 88
89 90 91 92 93 94
95 96
97 98 99 100 101 102 103
104
105 106 107 108 109 110 111
112
.
.
19702 19703 19704 19705 19706 19707 19708
19709
19710 19711 19712 19713 19714 19715 19716
19717
19718 19719 19720
element load imbalance: 1 2827 2828
done :: mapping elements to processors
0 objects found
103 Parameters from file:
1 1.00000 p1 DENSITY
2 -500.000 p2 VISCOS
7 1.00000 p7 RHOCP
8 1.00000 p8 CONDUCT
11 10000 p11 NSTEPS
12 0.10000E-05 p12 DT
15 5 p15 IOSTEP
18 -20.00000 p18 GRID
19 -1.00000 p19 INTYPE
20 10.0000 p20 NORDER
26 1.00000 p26 COURANT/NTAU
27 2.00000 p27 TORDER
65 1.00000 p65 #iofiles (eg, 0 or 64); <0 --> sep. dirs
66 4.00000 p66 output : <0=ascii, else binary
67 4.00000 p67 restart: <0=ascii, else binary
93 20.0000 p93 Number of previous pressure solns saved
94 3.00000 p94 start projecting velocity after p94 step
95 5.00000 p95 start projecting pressure after p95 step
99 0. p99 dealiasing: <0--> off/3--> old/4--> new
102 1.00000 p102 Dump out divergence at each time step
103 -1.00000 p103 weight of stabilizing filter (.01)
nelgt/nelgv/lelt: 22620 22620 4800
lx1 /lx2 /lx3 : 4 2 4
done :: read .rea file 0.31992 sec
Reset the target Courant number to .5
setup mesh topology
Right-handed check complete for 22620 elements. OK.
setvert3d: 4 442198 623158 442198 442198
call usrsetvert
done :: usrsetvert
gs_setup: 30559 unique labels shared
pairwise times (avg, min, max): 0.000139931 0.000135946 0.000145721
crystal router : 0.000256464 0.000254369 0.000258589
all reduce : 0.00160212 0.00160019 0.00160458
used all_to_all method: pairwise
handle bytes (avg, min, max): 1.84397e+06 1811380 1886892
buffer bytes (avg, min, max): 127744 104448 159248
setupds time 2.7611E-01 seconds 0 4 442198 22620
8 max multiplicity
done :: setup mesh topology
call usrdat
done :: usrdat
generate geometry data
done :: generate geometry data
call usrdat2
done :: usrdat2
regenerate geometry data 1
done :: regenerate geometry data 1
verify mesh topology
0.000000000000000E+000 40.0000037000000 Xrange
-0.999999929000000 0.999999933000000 Yrange
-0.999999934000000 0.999999930000000 Zrange
done :: verify mesh topology
IFTRAN = T
IFFLOW = T
IFHEAT = F
IFSPLIT = F
IFLOMACH = F
IFUSERVP = F
IFUSERMV = F
IFSTRS = F
IFCHAR = F
IFCYCLIC = F
IFAXIS = F
IFMVBD = F
IFMELT = F
IFMODEL = F
IFKEPS = F
IFMOAB = F
IFNEKNEK = F
IFSYNC = T
IFVCOR = F
IFINTQ = F
IFCWUZ = F
IFSWALL = F
IFGEOM = F
IFSURT = F
IFWCNO = F
IFCMT = F
IFVISC = F
IFFLTR = F
IFTMSH for field 1 = F
IFADVC for field 1 = T
IFNONL for field 1 = F
Dealiasing enabled, lxd= 6
Estimated eigenvalues
EIGAA = 1.64699045940739
EIGGA = 96667.1875918256
EIGAE = 6.168501609507998E-003
EIGAS = 3.121097622977694E-004
EIGGE = 96667.1875918256
EIGGS = 2.00000000000000
verify mesh topology
0.000000000000000E+000 40.0000037000000 Xrange
-0.999999929000000 0.999999933000000 Yrange
-0.999999934000000 0.999999930000000 Zrange
done :: verify mesh topology
E-solver strategy: 1 itr
Matrix: 0 aa 4 4 4
0 aa Infinity -4.08542E+02 7.41342E+01 0.00000E+00
0 aa -4.08542E+02 4.65569E+02 -1.31161E+02 0.00000E+00
0 aa 7.41342E+01 -1.31161E+02 7.04788E+01 0.00000E+00
0 aa 0.00000E+00 0.00000E+00 0.00000E+00 1.00000E+00
Matrix: 0 bb 4 4 4
0 bb NaN 0.00000E+00 0.00000E+00 0.00000E+00
0 bb 0.00000E+00 2.66276E-02 -5.47992E-03 0.00000E+00
0 bb 0.00000E+00 -5.47992E-03 2.45184E-02 0.00000E+00
0 bb 0.00000E+00 0.00000E+00 0.00000E+00 1.00000E+00
Error in generalev, info= 3 4 1
Matrix: 0 Aeig 4 4 4
0 Aeig NaN NaN NaN NaN
0 Aeig NaN NaN NaN NaN
0 Aeig NaN NaN NaN NaN
0 Aeig NaN NaN NaN NaN
Matrix: 0 Deig 1 4 4
0 Deig NaN NaN NaN NaN
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
Error in generalev, info= 3 4 1
call exitt: dying ...
backtrace(): obtained 10 stack frames.
./nek5000() [0x6b38f9]
./nek5000() [0x8262fa]
./nek5000() [0x546de7]
./nek5000() [0x68bd34]
./nek5000() [0x66424d]
./nek5000() [0x40a834]
./nek5000() [0x408e17]
./nek5000() [0x408ca6]
/lib64/libc.so.6(__libc_start_main+0xf0) [0x7fb5451ef9f0]
./nek5000() [0x408b29]
total elapsed time : 2.33935E+00 sec
total solver time incl. I/O : 0.00000E+00 sec
time/timestep : 0.00000E+00 sec
CPU seconds/timestep/gridpt : 0.00000E+00 sec
#######################
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