mds: try to avoid false positive heartbeat timeouts #13807
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Previously we only heartbeated in tick. However, our locking is not guaranteed to be fair, so on a super-busy dispatch queue it may be possible for the heartbeat to time out while the tick() function is waiting for mds_lock. Fixes: http://tracker.ceph.com/issues/19118 Signed-off-by: John Spray <john.spray@redhat.com>
This loop can be very long. Fixes: http://tracker.ceph.com/issues/19118 Signed-off-by: John Spray <john.spray@redhat.com>
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This passed fs suite on branch wip-jcsp-testing-20170307 |
ukernel
approved these changes
Mar 14, 2017
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http://tracker.ceph.com/issues/19118