OVM-2008 The Server Pool Master (OVS) has been registered with some other pool, and can not register it again.

Solution:

OVS-agent service stop
rm-rf / etc / OVS-agent / db
OVS-service agent start

[Root @ OVS /] # cd / etc / OVS-agent / db /
[Root @ db OVS] # ls
ataskaux.lock collect_srv_stat.lock server_mode.db sr.lock stat.lock
cluster.db master.db server_mode.lock srv.db vm.db
cluster.lock master.lock sp.db srv.lock vm.lock
cluster_setup.lock node.db sp.lock srvp.lock vmp.db
collect_srv_stat.db node.lock sr.db stat.db vmp.lock