Hello all
Using 19.2.2, when enabling bdev_ioring and rebooting host then osd never comes online as below…. Why?
Also Dasboard not matching with cli?
Host output in dashboard… showing running. Tried failing manager too but it same.

Dashboard showing down

# ceph health detail
HEALTH_WARN 4 osds down; 1 host (4 osds) down; Degraded data redundancy: 12998/38994 objects degraded (33.333%), 287 pgs degraded, 801 pgs undersized
[WRN] OSD_DOWN: 4 osds down
osd.4 (root=default,host= host07n) is down
osd.5 (root=default,host= host07n) is down
osd.6 (root=default,host= host07n) is down
osd.7 (root=default,host= host07n) is down
[WRN] OSD_HOST_DOWN: 1 host (4 osds) down
host host07n (root=default) (4 osds) is down
# ceph orch ps |grep -v running. ————> not showing anything down….
NAME HOST PORTS STATUS REFRESHED AGE MEM USE MEM LIM VERSION IMAGE ID CONTAINER ID
# systemctl list-units |grep -i osd
var-lib-ceph-osd-ceph\x2d4.mount loaded active mounted /var/lib/ceph/osd/ceph-4
var-lib-ceph-osd-ceph\x2d5.mount loaded active mounted /var/lib/ceph/osd/ceph-5
var-lib-ceph-osd-ceph\x2d6.mount loaded active mounted /var/lib/ceph/osd/ceph-6
var-lib-ceph-osd-ceph\x2d7.mount loaded active mounted /var/lib/ceph/osd/ceph-7
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.4.service loaded activating auto-restart Ceph osd.4 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.5.service loaded activating auto-restart Ceph osd.5 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.6.service loaded activating auto-restart Ceph osd.6 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.7.service loaded activating auto-restart Ceph osd.7 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
system-ceph\x2dosd.slice loaded active active Slice /system/ceph-osd
ceph-osd.target loaded active active ceph target allowing to start/stop all ceph-osd@.service instances at once
Came to running …..
# systemctl list-units |grep -i osd
var-lib-ceph-osd-ceph\x2d4.mount loaded active mounted /var/lib/ceph/osd/ceph-4
var-lib-ceph-osd-ceph\x2d5.mount loaded active mounted /var/lib/ceph/osd/ceph-5
var-lib-ceph-osd-ceph\x2d6.mount loaded active mounted /var/lib/ceph/osd/ceph-6
var-lib-ceph-osd-ceph\x2d7.mount loaded active mounted /var/lib/ceph/osd/ceph-7
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.4.service loaded active running Ceph osd.4 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.5.service loaded active running Ceph osd.5 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.6.service loaded active running Ceph osd.6 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.7.service loaded active running Ceph osd.7 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
system-ceph\x2dosd.slice loaded active active Slice /system/ceph-osd
ceph-osd.target loaded active active ceph target allowing to start/stop all ceph-osd@.service instances at once
Failed …..
# systemctl list-units |grep -i osd
var-lib-ceph-osd-ceph\x2d4.mount loaded active mounted /var/lib/ceph/osd/ceph-4
var-lib-ceph-osd-ceph\x2d5.mount loaded active mounted /var/lib/ceph/osd/ceph-5
var-lib-ceph-osd-ceph\x2d6.mount loaded active mounted /var/lib/ceph/osd/ceph-6
var-lib-ceph-osd-ceph\x2d7.mount loaded active mounted /var/lib/ceph/osd/ceph-7
● ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.4.service loaded failed failed Ceph osd.4 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
● ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.5.service loaded failed failed Ceph osd.5 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
● ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.6.service loaded failed failed Ceph osd.6 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
● ceph-3b850efe-5dec-11f0-af3c-c1a764f7824e@osd.7.service loaded failed failed Ceph osd.7 for 3b850efe-5dec-11f0-af3c-c1a764f7824e
system-ceph\x2dosd.slice loaded active active Slice /system/ceph-osd
ceph-osd.target loaded active active ceph target allowing to start/stop all ceph-osd@.service instances at once
Regards
Dev
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