Hi, We used to have 0.80.1 on Ubuntu 12.04. We recently upgraded to 14.04. However the mon process doesn't start while OSDs are ok. The ceph-mon log shows,
2014-07-14 12:04:17.034407 7fa86ddcb700 -1 mon.storage1@0(electing).elector(147) Shutting down because I do not support required monitor features: { compat={},rocompat={},incompat={} } Any suggestions? Thanks, Richard
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