Re: [OMPI users] Bad behavior in Allgatherv when a count is 0

2008-02-07 Thread Tim Mattox
Kenneth, Have you tried the 1.2.5 version? There were some fixes to the vector collectives that could have resolved your problem. On Feb 4, 2008 5:36 PM, George Bosilca wrote: > Kenneth, > > I cannot replicate this weird behavior with the current version in the > trunk. I guess it has been fixed

Re: [OMPI users] Bad behavior in Allgatherv when a count is 0

2008-02-04 Thread George Bosilca
Kenneth, I cannot replicate this weird behavior with the current version in the trunk. I guess it has been fixed since 1.2.4. Thanks, george. On Dec 13, 2007, at 6:58 PM, Moreland, Kenneth wrote: I have found that on rare occasion Allgatherv fails to pass the data to all processes.

[OMPI users] Bad behavior in Allgatherv when a count is 0

2007-12-13 Thread Moreland, Kenneth
I have found that on rare occasion Allgatherv fails to pass the data to all processes. Given some magical combination of receive counts and displacements, one or more processes are missing some or all of some arrays in their receive buffer. A necessary, but not sufficient, condition seems to be t