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Bug #48679

closed

client: items pinned in cache preventing unmount

Added by Patrick Donnelly over 3 years ago. Updated almost 3 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Category:
-
Target version:
% Done:

100%

Source:
Q/A
Tags:
Backport:
pacific,octopus,nautilus
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(FS):
Client
Labels (FS):
qa-failure
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

2020-12-18T02:17:36.017+0000 7f967501e200  2 client.4623 unmounting
...
2020-12-18T02:17:36.018+0000 7f967501e200  2 client.4623 cache still has 0+25 items, waiting (for caps to release?)
...

From: /ceph/teuthology-archive/pdonnell-2020-12-17_23:13:08-fs-wip-pdonnell-testing-20201217.205941-distro-basic-smithi/5715878/remote/smithi091/log/ceph-client.0.36435.log.gz

Symptom:

2020-12-18T02:32:45.191 ERROR:tasks.cephfs.fuse_mount:process failed to terminate after unmount. This probably indicates a bug within ceph-fuse.
2020-12-18T02:32:45.192 ERROR:teuthology.run_tasks:Manager failed: ceph-fuse
Traceback (most recent call last):
  File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/teuthology/run_tasks.py", line 173, in run_tasks
    suppress = manager.__exit__(*exc_info)
  File "/usr/lib/python3.6/contextlib.py", line 88, in __exit__
    next(self.gen)
  File "/home/teuthworker/src/git.ceph.com_ceph-c_wip-pdonnell-testing-20201217.205941/qa/tasks/ceph_fuse.py", line 175, in task
    mount.umount_wait()
  File "/home/teuthworker/src/git.ceph.com_ceph-c_wip-pdonnell-testing-20201217.205941/qa/tasks/cephfs/fuse_mount.py", line 380, in umount_wait
    run.wait([self.fuse_daemon], timeout)
  File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/teuthology/orchestra/run.py", line 473, in wait
    check_time()
  File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/teuthology/contextutil.py", line 133, in __call__
    raise MaxWhileTries(error_msg)
teuthology.exceptions.MaxWhileTries: reached maximum tries (150) after waiting for 900 seconds

From: /ceph/teuthology-archive/pdonnell-2020-12-17_23:13:08-fs-wip-pdonnell-testing-20201217.205941-distro-basic-smithi/5715878/teuthology.log


Subtasks 1 (0 open1 closed)

Bug #49928: client: items pinned in cache preventing unmount x2DuplicateXiubo Li

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Related issues 4 (0 open4 closed)

Related to Linux kernel client - Bug #48640: qa: snapshot mismatch during mds thrashingResolvedXiubo Li

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Copied to CephFS - Backport #50025: pacific: client: items pinned in cache preventing unmountResolvedPatrick DonnellyActions
Copied to CephFS - Backport #50026: nautilus: client: items pinned in cache preventing unmountResolvedNathan CutlerActions
Copied to CephFS - Backport #50027: octopus: client: items pinned in cache preventing unmountResolvedNathan CutlerActions
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