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> It most certainly will! That mpirun on nodeB is executing under the ssh from
> nodeA, so when that ssh session is killed, it automatically kills everything
> run underneath it. And when mpirun dies, so does the job it was running, as
> per above.
> You can prove this to yourself rather easily. Just ssh to a remote node and
> execute any command that lingers for awhile - say something simple like
> "sleep". Then kill the ssh and do a "ps" on the remote node. I guarantee
> that the command will have died.
Nope, it does not, I just tested it (which I had done before). Doing a
kill on the ssh only kills the ssh
-+= 00001 root init 
|-+= 18226 lma712 bash -c cd /home/lma712/MgO;time mpirun -x LD_LIBRARY_PATH -
| \-+- 18240 lma712 mpirun -x LD_LIBRARY_PATH -x PATH -np 4 -machinefile .mach
| |--- 18243 lma712 /home/lma712/src/Virgin_10.1/lapw1Q_mpi lapw1Q_2.def
| \--- 18242 lma712 /home/lma712/src/Virgin_10.1/lapw1Q_mpi lapw1Q_2.def
(As I was writing this, David Singleton demonstrated this a different
way with just a sleep command.)
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Department of Materials Science and Engineering
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email: L-marks at northwestern dot edu
Chair, Commission on Electron Crystallography of IUCR
Research is to see what everybody else has seen, and to think what
nobody else has thought