Note this is not only for 'openstack hypervisor list' cmd. Basically after force reboot of a controller on AIO-duplex system, the containerized nova/cinder cmds stopped working even though the active controller is up. They may recover after the rebooted controller came up.
Note this is not only for 'openstack hypervisor list' cmd. Basically after force reboot of a controller on AIO-duplex system, the containerized nova/cinder cmds stopped working even though the active controller is up. They may recover after the rebooted controller came up.