luminous: bluestore: asyn cdeferred_try_submit deadlock #17494
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Reusing finishers[0], which is used for completions back into the OSD, is deadlock-prone: the OSD code might block trying to submit new IO or while waiting for some other bluestore work to complete. Fixes: http://tracker.ceph.com/issues/21207 Signed-off-by: Sage Weil <sage@redhat.com> (cherry picked from commit 2b6a9d1)
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passed a rados run http://tracker.ceph.com/issues/21296#note-3 |
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http://tracker.ceph.com/issues/21234