BTW, the fix didn't occur over the weekend because of some merging issues.

I also didn't explain the problem well; you may see some clipped output from your program or the orted may hang while everything is shutting down. This is especially likely to occur for very short applications.

The problem is actually in the oob; the orted gets into a state where it's waiting for some IOF OOB callbacks to occur for messages that were already successfully sent, but the callbacks never occur due to... well, it's a long story. The IOF is basically spinning during the orted shutdown waiting for pending OOB callbacks that will never occur.

I can explain in more detail if anyone cares, but hopefully Brian will be able to work the fix in within the next few days.


On Jul 13, 2007, at 5:04 PM, Jeff Squyres wrote:

FYI: there is an issue on the OMPI trunk right now that the tail end of output from applications may get clipped. The fix is coming this weekend. If you care, I'll explain, but I just wanted to give everyone heads up that if you see the tail end of your stdout/ stderr not show up, it's probably not your fault. :-)

--
Jeff Squyres
Cisco Systems




--
Jeff Squyres
Cisco Systems

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