[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

Change by STINNER Victor : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

STINNER Victor added the comment: New changeset 857d573257ab150d6bea666354312a5fd284b171 by Victor Stinner in branch '3.7': bpo-39932: Fix multiprocessing test_heap() (GH-19690) https://github.com/python/cpython/commit/857d573257ab150d6bea666354312a5fd284b171 --

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

Change by STINNER Victor : -- keywords: +patch pull_requests: +19010 stage: -> patch review pull_request: https://github.com/python/cpython/pull/19690 ___ Python tracker ___

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

STINNER Victor added the comment: The following command fails randomly: $ ./python -m test test_multiprocessing_fork -R 3:3 -m test.test_multiprocessing_fork.WithProcessesTestHeap.test_heap -v Run 1: test_multiprocessing_fork leaked [73, 52, 33] references, sum=158

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

STINNER Victor added the comment: On aarch64 RHEL8 Refleaks 3.7, I managed to reproduce the issue with a single test: ./python -m test test_multiprocessing_fork -R 3:3 -m test.test_multiprocessing_fork.WithProcessesTestHeap.test_heap -v -- ___

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

STINNER Victor added the comment: Bug seen on Pytho 3.7 branch, on Fedora Stable, RHEL7 and RHEL8, on different architectures. aarch64 RHEL7 Refleaks 3.7: https://buildbot.python.org/all/#builders/598/builds/22 PPC64LE RHEL7 Refleaks 3.7:

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

STINNER Victor added the comment: Another example on PPC64LE RHEL8 Refleaks 3.7: https://buildbot.python.org/all/#/builders/431/builds/29 Warning -- Dangling processes: {} Warning -- Dangling processes: {} test_multiprocessing_spawn leaked [0, 2, 0] file descriptors, sum=2 Re-running

[issue39932] test_multiprocessing_fork leaked [0, 2, 0] file descriptors on aarch64 RHEL8 Refleaks 3.7 buildbot

New submission from STINNER Victor : aarch64 RHEL8 Refleaks 3.7: https://buildbot.python.org/all/#/builders/620/builds/20 test_multiprocessing_fork leaked [0, 2, 0] file descriptors, sum=2 0:40:22 load avg: 0.93 Re-running failed tests in verbose mode 0:40:22 load avg: 0.93 Re-running