Host resource scale adjustment about ironic

Ironic does not need to reserve system resources, otherwise it will cause flavor to be unable to schedule.

Change-Id: I454d0468ae3424cc92d470c15a40ad96c01cf311

nova/Chart.yaml

@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Nova
 name: nova
-version: 0.1.18
+version: 0.1.19
 home: https://docs.openstack.org/nova/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Nova/OpenStack_Project_Nova_vertical.png
 sources:

nova/values.yaml

@@ -1648,6 +1648,9 @@ conf:
     DEFAULT:
       scheduler_host_manager: ironic_host_manager
       compute_driver: ironic.IronicDriver
+      ram_allocation_ratio: 1.0
+      cpu_allocation_ratio: 1.0
+      reserved_host_memory_mb: 0
   libvirt:
     # Get the IP address to be used as the target for live migration traffic using interface name.
     # If this option is set to None, the hostname of the migration target compute node will be used.

releasenotes/notes/nova.yaml

@@ -19,3 +19,4 @@ nova:
   - 0.1.16 Use first IP address for migration
   - 0.1.17 Add multipathd support for ISCSI backed volume VMs
   - 0.1.18 Fix the nova-compute-ironic label issue
+  - 0.1.19 Host resource scale adjustment about ironic