OLVM: Virtual Machines Running On KVM-Node01 Is Not Restarted in KVM-Node02 When KVM-Node01 Is Abruptly Down, Or Vice Versa (Doc ID 2662437.1)

Last updated on JULY 27, 2023

Applies to:

Symptoms

On Oracle Linux Virtualization Manager (OLVM), the VM Running On KVM-Node01 is not restarted Automatically in KVM-Node02 when KVM-Node01 is abruptly Down, or vice versa.

The system is currently experiencing the following error in the /var/log/ovirt-engine/engine.log:

2020-04-19 13:17:59,796+12 ERROR [org.ovirt.vdsm.jsonrpc.client.reactors.ReactorClient] (SSL Stomp Reactor) [] Connection timeout for host 'KVM-localhost01', last response arrived 7768 ms ago.
2020-04-19 13:17:59,800+12 ERROR [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector] (EE-ManagedThreadFactory-engineScheduled-Thread-75) [] EVENT_ID: VDS_BROKER_COMMAND_FAILURE(10,802), VDSM KVM-localhost01 command Get Host Statistics failed: Connection timeout for host 'KVM-localhost01', last response arrived 7768 ms ago.
2020-04-19 13:17:59,800+12 ERROR [org.ovirt.engine.core.vdsbroker.monitoring.HostMonitoring] (EE-ManagedThreadFactory-engineScheduled-Thread-75) [] Unable to GetStats: VDSNetworkException: VDSGenericException: VDSNetworkException: Connection timeout for host 'KVM-localhost01', last response arrived 7768 ms ago.
2020-04-19 13:18:22,297+12 WARN  [org.ovirt.vdsm.jsonrpc.client.utils.retry.Retryable] (SSL Stomp Reactor) [] Retry failed
2020-04-19 13:18:22,297+12 ERROR [org.ovirt.vdsm.jsonrpc.client.reactors.ReactorClient] (EE-ManagedThreadFactory-engineScheduled-Thread-94) [] Exception during connection
2020-04-19 13:18:22,298+12 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.GetAllVmStatsVDSCommand] (EE-ManagedThreadFactory-engineScheduled-Thread-94) [] Command 'GetAllVmStatsVDSCommand(HostName = KVM-localhost01, VdsIdVDSCommandParametersBase:{hostId='02398611-2c6c-4bc6-b988-6a826e334ad8'})' execution failed: java.rmi.ConnectException: Connection timeout
2020-04-19 13:18:22,298+12 INFO  [org.ovirt.engine.core.vdsbroker.monitoring.PollVmStatsRefresher] (EE-ManagedThreadFactory-engineScheduled-Thread-94) [] Failed to fetch vms info for host 'KVM-localhost01' - skipping VMs monitoring. <<<<<<<<<<<<<<<
2020-04-19 13:18:22,304+12 ERROR [org.ovirt.engine.core.vdsbroker.monitoring.HostMonitoring] (EE-ManagedThreadFactory-engineScheduled-Thread-89) [] Unable to GetStats: VDSNetworkException: VDSGenericException: VDSNetworkException: Connection issue Connection timeout  <<<<<<<<<<<<<<<<
2020-04-19 13:18:43,070+12 WARN  [org.ovirt.vdsm.jsonrpc.client.utils.retry.Retryable] (SSL Stomp Reactor) [] Retry failed <<<<<<<<<<<<

Changes

Cause

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