Additional compute tasks

Update the Nova configuration file at /etc/nova/nova.conf to specify the location of the Glance API:

[glance]
...
api_servers = http://controller01:9292 

Update the Nova configuration file to set the lock file path for Nova services:

[oslo_concurrency]
...
lock_path = /var/lib/nova/tmp 

Configure the [placement] section within /etc/nova/nova.conf. Be sure to comment out any existing os_region_name configuration:

[placement]
...
os_region_name = RegionOne
auth_url = http://controller01:35357/v3
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = placement
password = placement 

Restart the nova-compute service on all compute nodes:

    # systemctl restart nova-compute