OpenStack liberty- Remove elements like duplicated hypervisors or unwanted ports

Great post on deletion of existing OpenStack duplicated elements Mau !!

Tricky Deadline

When your are experimenting with openstack, It’s usual have failures. This post shows how to remove these unwanted ports or duplicated compute nodes.

Removing Duplicated Compute Nodes

I’ve used this trick several times. Cause my Nested OpenStack Nuage lab (and my several installations). I had to remove duplicated nova computes using this procedure.

First, let’s check out our hypervisors.


[root@ocs01 ~]# . keystonerc_admin 
[root@ocs01 ~(keystone_admin)]# nova hypervisor-list
+----+---------------------+-------+---------+
| ID | Hypervisor hostname | State | Status  |
+----+---------------------+-------+---------+
| 1  | nova01              | down  | enabled |
| 3  | nova01              | up    | enabled |
+----+---------------------+-------+---------+

Now, We’ll check out our database and see what we have:


[root@ocs01 ~(keystone_admin)]# mysql -u root Welcome to the MariaDB monitor. Commands end with ; or g. Your MariaDB connection id is 17 Server version: 5.5.40-MariaDB-wsrep MariaDB Server, wsrep_25.11.r4026 Copyright (c) 2000, 2015, Oracle, MariaDB Corporation Ab and others. Type 'help;' or 'h'…

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Categories: nuage

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