osc/sm: avoid filename collision when multiple windows share same CID #5412
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This commit fixes an issue identified by MTT where we can have two different sets of processes on the same node creating a shared memory window with communicators sharing the same CID. To avoid this issue the temporary filename now includes the creating processes vpid. References open-mpi#5363 Signed-off-by: Nathan Hjelm <hjelmn@lanl.gov>
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Confirmed this fixes #5363 |
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This commit fixes an issue identified by MTT where we can have two
different sets of processes on the same node creating a shared memory
window with communicators sharing the same CID. To avoid this issue
the temporary filename now includes the creating processes vpid.
Fixes #5363
Signed-off-by: Nathan Hjelm hjelmn@lanl.gov