Re: [Beowulf] debugging

2007-04-12 Thread Matt Funk
thanks for all the replies first of all, i don't know the exact scyld distribution. However, i am running mpich 1.2.5. When i run my program (stripped down to a mere MPI_INIT(...) call) and test it with valgrind i get something like : ==21799== Use of uninitialised value of size 8 ==21799==    

[Beowulf] debugging

2007-04-10 Thread Matt Funk
Hi, i hope this is the right mailing list to post to... Anyway, i was wondering if i could get some advice/direction on how to debug my mpich program. I am running on a scyld configuration. What i am trying right now is the following: mpirun -dbg=gdb -nolocal -np 32 exec which starts the debu