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Hang during MPI shm allocation #277

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chuckyount opened this issue Jul 25, 2023 · 0 comments
Open

Hang during MPI shm allocation #277

chuckyount opened this issue Jul 25, 2023 · 0 comments
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@chuckyount
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chuckyount commented Jul 25, 2023 •
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% make clean; make -j stencil=test_1d radius=0 trace=1 check=1
% bin/yask.sh -ranks 2 -stencil test_1d -v -trace -msg_rank 1 -use_shm
...
Allocating 256B for 1 MPI buffer(s) using MPI shm...
[hangs here]

Does not hang w/-no-use_shm or when radius>0.
Found on version 4.04.01.
@chuckyount chuckyount added the bug label Jul 25, 2023
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