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Bug #3409

Orientation restraints segfault with gpucomm path

Added by Paul Bauer about 1 year ago. Updated 12 months ago.

Status:
Closed
Priority:
Normal
Assignee:
Alan Gray
Category:
mdrun
Target version:
2020.2
Affected version - extra info:
Affected version:
2020.1
Difficulty:
uncategorized
Close

Description

http://jenkins.gromacs.org/job/Matrix_OnDemand/OPTIONS=gcc-7%20gpuhw=nvidia%20nranks=4%20gpu_id=1%20cuda-10.0%20no-hwloc%20release-with-assert%20gpucomm%20host=bs_nix1204,label=bs_nix1204/2281/
http://jenkins.gromacs.org/job/Matrix_OnDemand/OPTIONS=gcc-8%20gpuhw=nvidia%20nranks=2%20gpu_id=1%20cuda-10.1%20thread-mpi%20openmp%20cmake-3.10.0%20release-with-assert%20simd=avx2_256%20hwloc%20libhwloc-2.0.4%20gpucomm%20host=bs_nix1204,label=bs_nix1204/2281/
http://jenkins.gromacs.org/job/Matrix_OnDemand/OPTIONS=gcc-5%20gpuhw=nvidia%20cuda-9.0%20npme=1%20nranks=3%20thread-mpi%20openmp%20gpucomm%20host=bs_nix1310,label=bs_nix1310/2281/

Associated revisions

Revision a8079b47 (diff)
Added by Alan Gray about 1 year ago

Fix seg fault caused by unintended GPU PME coordinate send

Avoids attempted communication when same rank has PME duty, fixing bug
introduced in ddbaf0b92c85b36e86d60c2cc515db86617cd57d.

Fixes #3409

Change-Id: Ice2ad2d0c17cff7b122a679a5f18dafc85e3075d

History

#1 Updated by Alan Gray about 1 year ago

  • Status changed from New to Fix uploaded

#2 Updated by Paul Bauer about 1 year ago

I also added builds to the release matrix so this does not happen again in the future

#3 Updated by Anonymous about 1 year ago

  • Status changed from Fix uploaded to Resolved

#4 Updated by Paul Bauer 12 months ago

  • Status changed from Resolved to Closed

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