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luminous: mds: handle state change race #26005

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merged 1 commit into from Feb 12, 2019

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commented Jan 17, 2019

mds: handle state change race
In multi-mds cluster, recovering mds may receive mdsmap that changes
its state after other mds. Furthermore, the recovering mds may receive
messages tiggered by its state change from other mds before it receive
corresponding mdsmap.

Fixes: http://tracker.ceph.com/issues/37594
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
(cherry picked from commit d3a4444)

 Conflicts:
	src/mds/Locker.cc
	src/mds/MDCache.cc
	src/mds/MDSRank.h
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commented Jan 17, 2019

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commented Jan 23, 2019

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commented Feb 6, 2019

@yuriw yuriw merged commit e18688f into ceph:luminous Feb 12, 2019

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