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March 3, 2008, 10:29 |
Hi All,
running interFoam
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Member
Francesco Boschetto
Join Date: Mar 2009
Location: Italy
Posts: 56
Rep Power: 17 |
Hi All,
running interFoam for a complex problem, I noticed that suddenly deltaT decreases and from e-07 it goes to e-14, then the computation stop with the following lines: area3@calcolo:~/OpenFOAM/area3-1.4.1/run/tutorials/interFoam$ mpirun noticed that job rank 0 with PID 16148 on node calcolo exited on signal 15 (Terminated). [1]+ Exit 143 mpirun -np 2 interFoam . BCplacca -parallel > log_bcplacca area3@calcolo:~/OpenFOAM/area3-1.4.1/run/tutorials/interFoam$ mpirun -np 2 interFoam . BCplacca -parallel > log_bcplacca & [1] 16283 area3@calcolo:~/OpenFOAM/area3-1.4.1/run/tutorials/interFoam$ [1] #0 Foam::error::printStack(Foam:stream&) in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [1] #1 Foam::sigFpe::sigFpeHandler(int) in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [1] #2 Uninterpreted: [0xffffe420] [1] #3 Foam::Time::adjustDeltaT() in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [1] #4 Foam::Time::setDeltaT(double)[0] #0 Foam::error::printStack(Foam:stream&) in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [0] #1 Foam::sigFpe::sigFpeHandler(int) in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [0] #2 Uninterpreted: [0xffffe420] [0] #3 Foam::Time::adjustDeltaT() in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [0] #4 Foam::Time::setDeltaT(double) in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [1] #5 in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so" [0] #5 mainmain in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/applications/bin/linuxGccDPOpt/interFoam" [1] #6 __libc_start_main in "/lib/tl in s/i686/cmov/libc.so.6" [1] #7 Foam::regIOobject::readIfModified()"/home/area3/OpenFOAM/OpenFOAM-1.4.1/applicat ions/bin/linuxGccDPOpt/interFoam" [0] #6 __libc_start_main in "/lib/tls/i686/cmov/libc.so.6" [0] #7 Foam::regIOobject::readIfModified() in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/applications/bin/linuxGccDPOpt/interFoam" [calcolo:16287] *** Process received signal *** [calcolo:16287] Signal: Floating point exception (8) [calcolo:16287] Signal code: (-6) [calcolo:16287] Failing at address: 0x3f9f [calcolo:16287] [ 0] [0xffffe440] [calcolo:16287] [ 1] /home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so(_ZN4Foam6si gFpe13sigFpeHandlerEi+0x61) [0xb703f491] [calcolo:16287] [ 2] [0xffffe420] [calcolo:16287] [ 3] /home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so(_ZN4Foam4Ti me9setDeltaTEd+0x2d) [0xb70c856d] [calcolo:16287] [ 4] interFoam [0x8062708] [calcolo:16287] [ 5] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe0) [0xb6d29050] [calcolo:16287] [ 6] interFoam(_ZN4Foam11regIOobject14readIfModifiedEv+ 0x1f9) [0x805f4e1] [calcolo:16287] *** End of error message *** in "/home/area3/OpenFOAM/OpenFOAM-1.4.1/applications/bin/linuxGccDPOpt/interFoam" [calcolo:16286] *** Process received signal *** [calcolo:16286] Signal: Floating point exception (8) [calcolo:16286] Signal code: (-6) [calcolo:16286] Failing at address: 0x3f9e [calcolo:16286] [ 0] [0xffffe440] [calcolo:16286] [ 1] /home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so(_ZN4Foam6si gFpe13sigFpeHandlerEi+0x61) [0xb7046491] [calcolo:16286] [ 2] [0xffffe420] [calcolo:16286] [ 3] /home/area3/OpenFOAM/OpenFOAM-1.4.1/lib/linuxGccDPOpt/libOpenFOAM.so(_ZN4Foam4Ti me9setDeltaTEd+0x2d) [0xb70cf56d] [calcolo:16286] [ 4] interFoam [0x8062708] [calcolo:16286] [ 5] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe0) [0xb6d30050] [calcolo:16286] [ 6] interFoam(_ZN4Foam11regIOobject14readIfModifiedEv+ 0x1f9) [0x805f4e1] [calcolo:16286] *** End of error message *** mpirun noticed that job rank 0 with PID 16286 on node calcolo exited on signal 8 (Floating point exception). Did it stop because deltaT was tto little? If not, Why did it stop? Is there something I can do to overcome this problem? Maybe refine the mesh could help? Thanks for your suggestions Francesco |
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