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Bug #48411
closedtasks.cephfs.test_volumes.TestSubvolumeGroups: RuntimeError: rank all failed to reach desired subtree state
% Done:
0%
Source:
Q/A
Tags:
Backport:
pacific
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
fs
Component(FS):
MDS, qa-suite
Labels (FS):
qa-failure
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
I got this failure when doing some testing with the draft fscache rework. It looks unrelated to the kernel changes, and more like a bug in the MDS:
2020-12-01T14:17:03.365 INFO:tasks.cephfs_test_runner:test_subvolumegroup_pin_distributed (tasks.cephfs.test_volumes.TestSubvolumeGroups) ... ERROR
2020-12-01T14:17:03.366 INFO:tasks.cephfs_test_runner:
2020-12-01T14:17:03.367 INFO:tasks.cephfs_test_runner:======================================================================
2020-12-01T14:17:03.368 INFO:tasks.cephfs_test_runner:ERROR: test_subvolumegroup_pin_distributed (tasks.cephfs.test_volumes.TestSubvolumeGroups)
2020-12-01T14:17:03.368 INFO:tasks.cephfs_test_runner:----------------------------------------------------------------------
2020-12-01T14:17:03.369 INFO:tasks.cephfs_test_runner:Traceback (most recent call last):
2020-12-01T14:17:03.369 INFO:tasks.cephfs_test_runner: File "/home/teuthworker/src/github.com_jtlayton_ceph_k-stock/qa/tasks/cephfs/cephfs_test_case.py", line 380, in _wait_distributed_subtrees
2020-12-01T14:17:03.369 INFO:tasks.cephfs_test_runner: while proceed():
2020-12-01T14:17:03.370 INFO:tasks.cephfs_test_runner: File "/home/teuthworker/src/git.ceph.com_git_teuthology_master/teuthology/contextutil.py", line 133, in __call__
2020-12-01T14:17:03.370 INFO:tasks.cephfs_test_runner: raise MaxWhileTries(error_msg)
2020-12-01T14:17:03.370 INFO:tasks.cephfs_test_runner:teuthology.exceptions.MaxWhileTries: reached maximum tries (20) after waiting for 100 seconds
2020-12-01T14:17:03.371 INFO:tasks.cephfs_test_runner:
2020-12-01T14:17:03.371 INFO:tasks.cephfs_test_runner:The above exception was the direct cause of the following exception:
2020-12-01T14:17:03.371 INFO:tasks.cephfs_test_runner:
2020-12-01T14:17:03.371 INFO:tasks.cephfs_test_runner:Traceback (most recent call last):
2020-12-01T14:17:03.372 INFO:tasks.cephfs_test_runner: File "/home/teuthworker/src/github.com_jtlayton_ceph_k-stock/qa/tasks/cephfs/test_volumes.py", line 694, in test_subvolumegroup_pin_distributed
2020-12-01T14:17:03.372 INFO:tasks.cephfs_test_runner: self._wait_distributed_subtrees(2 * 2, status=status, rank="all")
2020-12-01T14:17:03.373 INFO:tasks.cephfs_test_runner: File "/home/teuthworker/src/github.com_jtlayton_ceph_k-stock/qa/tasks/cephfs/cephfs_test_case.py", line 389, in _wait_distributed_subtrees
2020-12-01T14:17:03.374 INFO:tasks.cephfs_test_runner: raise RuntimeError("rank {0} failed to reach desired subtree state".format(rank)) from e
2020-12-01T14:17:03.374 INFO:tasks.cephfs_test_runner:RuntimeError: rank all failed to reach desired subtree state
2020-12-01T14:17:03.375 INFO:tasks.cephfs_test_runner:
2020-12-01T14:17:03.375 INFO:tasks.cephfs_test_runner:----------------------------------------------------------------------
2020-12-01T14:17:03.375 INFO:tasks.cephfs_test_runner:Ran 17 tests in 581.397s
2020-12-01T14:17:03.376 INFO:tasks.cephfs_test_runner:
2020-12-01T14:17:03.376 INFO:tasks.cephfs_test_runner:FAILED (errors=1)
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