Merge "Add ContainerNovaLibvirtUlimit to tweak Ulimits" into stable/queens

docker/services/nova-libvirt.yaml

@@ -12,6 +12,10 @@ parameters:
   DockerNovaLibvirtConfigImage:
     description: The container image to use for the nova_libvirt config_volume
     type: string
+  ContainerNovaLibvirtUlimit:
+    default: ['nofile=131072', 'nproc=126960']
+    description: ulimit for Nova Libvirt Container
+    type: comma_delimited_list
   ServiceData:
     default: {}
     description: Dictionary packing service data
@@ -281,6 +285,7 @@ outputs:
           nova_virtlogd:
             start_order: 0
             image: {get_param: DockerNovaLibvirtImage}
+            ulimit: {get_param: ContainerNovaLibvirtUlimit}
             net: host
             pid: host
             privileged: true
@@ -305,6 +310,7 @@ outputs:
           nova_libvirt:
             start_order: 1
             image: {get_param: DockerNovaLibvirtImage}
+            ulimit: {get_param: ContainerNovaLibvirtUlimit}
             net: host
             pid: host
             privileged: true

releasenotes/notes/more_params_to_configure_ulimit-82057bf64d7173a8.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add `ContainerNovaLibvirtUlimit` to configure Ulimit for containerized
+    Libvirt. Defaults to ``nofile=131072,nproc=126960``.