Opened 11 years ago

Closed 11 years ago

#483 closed defect (fixed)

Life w/ mpich2 hangs with -np 1

Reported by: fitz Owned by:
Priority: major Milestone:
Component: Both Version:
Keywords: Cc:
Blocked By: Blocking:
Estimated Hours: 0 Total Hours: 0

Description

Life appears to hang (display does not update) when compiled/run under mpich2 and with only 1 process.

Change History (1)

comment:1 Changed 11 years ago by fitz

  • Resolution set to fixed
  • Status changed from new to closed

Life code was not written to support -np 1. In particular, mpich2 deadlocks when a process tries to communicate with itself while openmpi does not. Adding a check for this before the code attempts to do so fixes the problem.

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