In the web, I think you can mark the host as rebooted (in order the engine to kill/release any pending tasks) and then remove it.

Best Regards,
Strahil Nikolov

On Tue, Apr 26, 2022 at 17:34, Joseph Gelinas
<joseph@gelinas.cc> wrote:
That did remove the ovirt-1 host from `hosted-engine --vm-status` on ovirt-3, however it still appears in the web interface as an Unassigned host after restarting ovirt-engine.

If I rerun `hosted-engine --clean-metadata --host-id=1` on ovirt-2 or ovirt-3 I get a message about an unclean metadata block, but perhaps that is expected given it doesn't exist in the vm-status output anymore?

[root@ovirt-2 ~]# hosted-engine --clean-metadata --host-id=1
INFO:ovirt_hosted_engine_ha.agent.agent.Agent:ovirt-hosted-engine-ha agent 2.4.5 started
INFO:ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine:Certificate common name not found, using hostname to identify host
INFO:ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine:Initializing ha-broker connection
INFO:ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine:Broker initialized, all submonitors started
ERROR:ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine:Malformed metadata for host 1: received 0 of 512 expected bytes
ERROR:ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine:Cannot clean unclean metadata block. Consider --force-clean.
INFO:ovirt_hosted_engine_ha.agent.agent.Agent:Agent shutting down




> On Apr 25, 2022, at 16:39, Strahil Nikolov via Users <users@ovirt.org> wrote:
>
> I think you can use 'hosted-engine --clean-metadata --host-id=1'
>
> In my case I had to use --force-cleanup, but I wouldn't recommend using it.
>
> Best Regards,
> Strahil Nikolov
>
> On Mon, Apr 25, 2022 at 18:08, Joseph Gelinas
> <joseph@gelinas.cc> wrote:
> Recently our host and ovirt engine certificates expired and with some ideas from Strahil we were able to get 2 of the 3 ovirt hosts updated with usable certificates and move all of our VMs to those two nodes.
>
> https://lists.ovirt.org/archives/list/users@ovirt.org/thread/QCFPKQ3OKPOUV266MFJUMVTNG2OHLJVW/
>
> Not having any luck with the last host we figured we'd just try to remove it from ovirt engine and re-add it. While it seems `hosted-engine --vm-status` on one node no longer shows the removed host, the other good host and the web interface still show ovirt-1 in the mix. What is the best way to remove a NonRespnsive host from ovirt and re-add it?
>
>
> [root@ovirt-1 ~]# hosted-engine --vm-status
> The hosted engine configuration has not been retrieved from shared storage. Please ensure that ovirt-ha-agent is running and the storage server is reachable.
>
>
>
> [root@ovirt-2 ~]# hosted-engine --vm-status
>
>
> !! Cluster is in GLOBAL MAINTENANCE mode !!
>
>
>
> --== Host ovirt-3.xxxxx.com (id: 2) status ==--
>
> Host ID                            : 2
> Host timestamp                    : 12515451
> Score                              : 3274
> Engine status                      : {"vm": "down", "health": "bad", "detail": "unknown", "reason": "vm not running on this host"}
> Hostname                          : ovirt-3.xxxxx.com
> Local maintenance                  : False
> stopped                            : False
> crc32                              : 9cf92792
> conf_on_shared_storage            : True
> local_conf_timestamp              : 12515451
> Status up-to-date                  : True
> Extra metadata (valid at timestamp):
>    metadata_parse_version=1
>    metadata_feature_version=1
>    timestamp=12515451 (Mon Apr 25 14:08:51 2022)
>    host-id=2
>    score=3274
>    vm_conf_refresh_time=12515451 (Mon Apr 25 14:08:51 2022)
>    conf_on_shared_storage=True
>    maintenance=False
>    state=GlobalMaintenance
>    stopped=False
>
>
> --== Host ovirt-2.xxxxx.com (id: 3) status ==--
>
> Host ID                            : 3
> Host timestamp                    : 12513269
> Score                              : 3400
> Engine status                      : {"vm": "up", "health": "good", "detail": "Up"}
> Hostname                          : ovirt-2.xxxxx.com
> Local maintenance                  : False
> stopped                            : False
> crc32                              : 4a89d706
> conf_on_shared_storage            : True
> local_conf_timestamp              : 12513269
> Status up-to-date                  : True
> Extra metadata (valid at timestamp):
>    metadata_parse_version=1
>    metadata_feature_version=1
>    timestamp=12513269 (Mon Apr 25 14:09:00 2022)
>    host-id=3
>    score=3400
>    vm_conf_refresh_time=12513269 (Mon Apr 25 14:09:00 2022)
>    conf_on_shared_storage=True
>    maintenance=False
>    state=GlobalMaintenance
>    stopped=False
>
>
> !! Cluster is in GLOBAL MAINTENANCE mode !!
>
>
>
>
>
> [root@ovirt-3 ~]# hosted-engine --vm-status
>
>
> !! Cluster is in GLOBAL MAINTENANCE mode !!
>
>
>
> --== Host ovirt-1.xxxxx.com (id: 1) status ==--
>
> Host ID                            : 1
> Host timestamp                    : 6750990
> Score                              : 0
> Engine status                      : unknown stale-data
> Hostname                          : ovirt-1.xxxxx.com
> Local maintenance                  : False
> stopped                            : True
> crc32                              : 5290657b
> conf_on_shared_storage            : True
> local_conf_timestamp              : 6750950
> Status up-to-date                  : False
> Extra metadata (valid at timestamp):
>    metadata_parse_version=1
>    metadata_feature_version=1
>    timestamp=6750990 (Thu Feb 17 22:17:53 2022)
>    host-id=1
>    score=0
>    vm_conf_refresh_time=6750950 (Thu Feb 17 22:17:12 2022)
>    conf_on_shared_storage=True
>    maintenance=False
>    state=AgentStopped
>    stopped=True
>
>
> --== Host ovirt-3.xxxxx.com (id: 2) status ==--
>
> Host ID                            : 2
> Host timestamp                    : 12515501
> Score                              : 3279
> Engine status                      : {"vm": "down", "health": "bad", "detail": "unknown", "reason": "vm not running on this host"}
> Hostname                          : ovirt-3.xxxxx.com
> Local maintenance                  : False
> stopped                            : False
> crc32                              : 0845cd93
> conf_on_shared_storage            : True
> local_conf_timestamp              : 12515501
> Status up-to-date                  : True
> Extra metadata (valid at timestamp):
>    metadata_parse_version=1
>    metadata_feature_version=1
>    timestamp=12515501 (Mon Apr 25 14:09:42 2022)
>    host-id=2
>    score=3279
>    vm_conf_refresh_time=12515501 (Mon Apr 25 14:09:42 2022)
>    conf_on_shared_storage=True
>    maintenance=False
>    state=GlobalMaintenance
>    stopped=False
>
>
> --== Host ovirt-2.xxxxx.com (id: 3) status ==--
>
> Host ID                            : 3
> Host timestamp                    : 12513309
> Score                              : 3400
> Engine status                      : {"vm": "up", "health": "good", "detail": "Up"}
> Hostname                          : ovirt-2.xxxxx.com
> Local maintenance                  : False
> stopped                            : False
> crc32                              : 237726e0
> conf_on_shared_storage            : True
> local_conf_timestamp              : 12513309
> Status up-to-date                  : True
> Extra metadata (valid at timestamp):
>    metadata_parse_version=1
>    metadata_feature_version=1
>    timestamp=12513309 (Mon Apr 25 14:09:39 2022)
>    host-id=3
>    score=3400
>    vm_conf_refresh_time=12513309 (Mon Apr 25 14:09:39 2022)
>    conf_on_shared_storage=True
>    maintenance=False
>    state=GlobalMaintenance
>    stopped=False
>
>
> !! Cluster is in GLOBAL MAINTENANCE mode !!
>
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