Dave> We are seeing a bug (with both our driver native MPI
Dave> processes and mthca mvapic), where when 8 processes using
Dave> "simultaneously exit", we get watchdogs and/or hangs in the
Dave> close routines. Moving the freeing outside the mutex was an
Dave> attempt to see if we were running into some VM issues by
Dave> doing lots of page unlocking and freeing with the mutex
Dave> held. It seemed to help somewhat, but not to solve the
Dave> problem.
Am I understanding correctly that you see a hang or watchdog timeout
even with the mthca driver?
Is there any possibility of posting the test case to reproduce this?
It doesn't seem likely that ipath changes are going to fix a generic
bug like this...
- R.
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