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rbd-mirror: failover and failback of unmodified image results in split-brain #14963

merged 3 commits into from May 5, 2017


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dillaman commented May 5, 2017

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dillaman added some commits May 4, 2017

rbd-mirror: prevent infinite loop when computing replay status
If the image had a non-primary predecessor epoch whose tag tid
duplicates an epoch within its own journal, an infinite loop
would result.

Signed-off-by: Jason Dillaman <>
librbd: do not delay propagation of demote events
Signed-off-by: Jason Dillaman <>
librbd: add no-op event when promoting an image
The rbd-mirror process needs an event in the journal
to properly detect the transition between primary and
non-primary state between peers.

Signed-off-by: Jason Dillaman <>

@trociny trociny self-assigned this May 5, 2017


trociny approved these changes May 5, 2017


@trociny trociny merged commit dff4922 into ceph:master May 5, 2017

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@dillaman dillaman deleted the dillaman:wip-19858 branch May 5, 2017

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