Error:Connecting ... failed : Invalid exchange - Protocol driver not attached
The following error messages during batch job execution may hint to an out-of-memory condition:
Error:Connecting 10.1.22.23:51388 to 10.1.17.42:50020 (rank 1476 to 4058) failed : Invalid exchange Error:Connecting 10.1.21.49:59181 to 10.1.16.50:56717 (rank 1940 to 4520) failed : Protocol driver not attached |
The given IP addresses, port and rank numbers may vary from case to case.
In order to solve the problem, try one of the solutions given in chapter Memory Optimisation:
