[root@kunpeng82 scripts]# vtep-ctl del-ls ls0
2020-07-09T09:46:02Z|00002|ovsdb_idl|WARN|transaction error: {"details":"cannot delete Logical_Switch row bb0b536c-be0c-400f-9a77-9740d58b9625 because of 1 remaining reference(s)","error":"referential integrity violation"}
vtep-ctl: transaction error: {"details":"cannot delete Logical_Switch row bb0b536c-be0c-400f-9a77-9740d58b9625 because of 1 remaining reference(s)
 
","error":"referential integrity violation"}
[root@kunpeng82 scripts]# 

[root@kunpeng82 scripts]# ovsdb-client dump hardware_vtep | grep ls0
bb0b536c-be0c-400f-9a77-9740d58b9625 ""          "ls0" {}           []               33
[root@kunpeng82 scripts]# 

[root@kunpeng82 scripts]# ovsdb-client dump hardware_vtep | grep bb0b536c-be0c-400f-9a77-9740d58b9625
bb0b536c
 
-be0c-400f-9a77-9740d58b9625 ""          "ls0" {}           []               33
unknown-dst d3e0f968-7bae-461e-846f-c3e04edbe0c3 ""     1ebdfa17-c86f-4d66-a4b3-6422125fc225 bb0b536c-be0c-400f-9a77-9740d58b9625
[root@kunpeng82 scripts]# vtep-ctl list-local-macs ls0
ucast-mac-local

mcast-mac-local

[root@kunpeng82 scripts]#