Why a monitor node is showing down in the `ceph -s` though the monitor node is up?
Issue
- Monitor node is showing down with the below logs
2016-01-07 13:26:54.941323 xxxxxxx -1 mon.nodename01@0(probing) e3 handle_probe missing features, have 52776558133247, required 824633720832, missing 0
2016-01-07 13:26:56.941139 xxxxxxx -1 mon.nodename01@0(probing) e3 handle_probe missing features, have 52776558133247, required 824633720832, missing 0
2016-01-07 13:26:56.941154 xxxxxxx -1 mon.nodename01@0(probing) e3 handle_probe missing features, have 52776558133247, required 824633720832, missing 0
2016-01-07 13:26:58.941398 xxxxxxx -1 mon.nodename01@0(probing) e3 handle_probe missing features, have 52776558133247, required 824633720832, missing 0
Environment
- Red Hat Ceph Storage
- Red Hat Enterprise Linux 7.2
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