Observed this issue with bionic:linux 4.15.0-223.235 on metal and openstack instances. memcg_stat failed in the same way in two cases.
-- You received this bug notification because you are a member of Canonical Platform QA Team, which is subscribed to ubuntu-kernel-tests. https://bugs.launchpad.net/bugs/2051073 Title: memcg_move_charge_at_immigrate in ubuntu_ltp_controller flaky with TBROK: timed out on memory.usage_in_bytes 0 0 405504 Status in ubuntu-kernel-tests: New Bug description: Issue found on X-hwe-4.15.0-221.232~16.04.1 with openstack arm64. It's failing with: TBROK: timed out on memory.usage_in_bytes 0 0 405504 Just like memcg_subgroup_charge (bug 1942426) and memcg_max_usage_in_bytes (bug 2037027). It appears to be flaky, test passed on thee second attempt. Test log: INFO: Test start time: Mon Jan 22 11:26:59 UTC 2024 COMMAND: /opt/ltp/bin/ltp-pan -q -e -S -a 15034 -n 15034 -f /tmp/ltp-xUVnruatjK/alltests -l /dev/null -C /dev/null -T /dev/null LOG File: /dev/null FAILED COMMAND File: /dev/null TCONF COMMAND File: /dev/null Running tests....... memcg_move_charge_at_immigrate_test 1 TINFO: timeout per run is 0h 5m 0s memcg_move_charge_at_immigrate_test 1 TINFO: set /sys/fs/cgroup/memory/memory.use_hierarchy to 0 failed memcg_move_charge_at_immigrate_test 1 TINFO: Test disable moving charges memcg_move_charge_at_immigrate_test 1 TINFO: Running memcg_process --mmap-anon -s 135168 memcg_move_charge_at_immigrate_test 1 TINFO: Warming up pid: 15128 memcg_move_charge_at_immigrate_test 1 TINFO: Process is still here after warm up: 15128 memcg_move_charge_at_immigrate_test 1 TPASS: rss is 0 as expected memcg_move_charge_at_immigrate_test 1 TPASS: cache is 0 as expected memcg_move_charge_at_immigrate_test 1 TPASS: rss is 135168 as expected memcg_move_charge_at_immigrate_test 1 TPASS: cache is 0 as expected memcg_move_charge_at_immigrate_test 2 TINFO: Test move anon memcg_move_charge_at_immigrate_test 2 TINFO: Running memcg_process --mmap-anon --shm --mmap-file -s 135168 memcg_move_charge_at_immigrate_test 2 TINFO: Warming up pid: 15160 memcg_move_charge_at_immigrate_test 2 TINFO: Process is still here after warm up: 15160 memcg_move_charge_at_immigrate_test 2 TBROK: timed out on memory.usage_in_bytes 0 0 405504 memcg_move_charge_at_immigrate_test 2 TINFO: AppArmor enabled, this may affect test results memcg_move_charge_at_immigrate_test 2 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires super/root) memcg_move_charge_at_immigrate_test 2 TINFO: loaded AppArmor profiles: none Summary: passed 4 failed 0 broken 1 skipped 0 warnings 0 INFO: ltp-pan reported some tests FAIL LTP Version: 20230929 INFO: Test end time: Mon Jan 22 11:27:11 UTC 2024 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/2051073/+subscriptions -- Mailing list: https://launchpad.net/~canonical-ubuntu-qa Post to : canonical-ubuntu-qa@lists.launchpad.net Unsubscribe : https://launchpad.net/~canonical-ubuntu-qa More help : https://help.launchpad.net/ListHelp
