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oshmem/shmem: Fix sshmem start address and warn if inside data region #12764

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merged 1 commit into from
Aug 28, 2024

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tvegas1
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@tvegas1 tvegas1 commented Aug 16, 2024

On some platforms, the end of the data region is above our shared memory region. We end-up erroneously adding the UCX segment a second time as a static segment, causing corruption.

Possible workaround option: -mca sshmem_base_start_address 0xbaaaab2c0000
Internal: 3995436

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Hello! The Git Commit Checker CI bot found a few problems with this PR:

b68e689: oshmem/shmem: Fix sshmem start address and warn if...

  • check_signed_off: does not contain a valid Signed-off-by line

Please fix these problems and, if necessary, force-push new commits back up to the PR branch. Thanks!

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tvegas1 commented Aug 16, 2024

@brminich @yosefe @shamisp can you please review?

@janjust janjust requested a review from brminich August 27, 2024 18:41
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yosefe commented Aug 28, 2024

@tvegas1 can you pls rebase?

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Hello! The Git Commit Checker CI bot found a few problems with this PR:

2c0dc9d: oshmem/shmem: Fix sshmem start address and warn if...

  • check_signed_off: does not contain a valid Signed-off-by line

Please fix these problems and, if necessary, force-push new commits back up to the PR branch. Thanks!

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janjust commented Aug 28, 2024

@tvegas1 please open up v5.0.x cherry-pick, don't forget to add the -x flag

@janjust janjust merged commit 39a8583 into open-mpi:main Aug 28, 2024
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3 participants