> Hi. > > We have started to scale up one of our codes and sometimes we get messages > like this: > > [c9-13.local:31125] Memory 0x2aaab7b64000:217088 cannot be freed from > the registration cache. Possible memory corruption. > > It seems like the application runs normally and it does not crash becaus of > this. Should we be worried? We have tested the code with up to 1700 cores > and the message becomes more frequent as we scale up.
Nevermind, this turned out to be an application bug. A buffer was freed before Isend completed. r. -- The Computer Center, University of Tromsø, N-9037 TROMSØ Norway. phone:+47 77 64 41 07, fax:+47 77 64 41 00 Roy Dragseth, Team Leader, High Performance Computing Direct call: +47 77 64 62 56. email: roy.drags...@uit.no