Overcloud Parameters

AddVipsToEtcHosts

Set to true to append per network VIPs to /etc/hosts on each node. The default value is True.

CloudDomain

The DNS domain used for the hosts. This should match the dhcp_domain configured in the undercloud. The default value is localdomain.

CloudName

The DNS name of this cloud. The default value is overcloud.localdomain.

CloudNameCtlplane

The DNS name of this cloud’s control plane endpoint. The default value is overcloud.ctlplane.localdomain.

CloudNameInternal

The DNS name of this cloud’s internal API endpoint. The default value is overcloud.internalapi.localdomain.

CloudNameStorage

The DNS name of this cloud’s storage endpoint. E.g. ci-overcloud.storage.tripleo.org. The default value is overcloud.storage.localdomain.

CloudNameStorageManagement

The DNS name of this cloud’s storage management endpoint. The default value is overcloud.storagemgmt.localdomain.

ControlFixedIPs

Defines a fixed VIP for the Control Plane. Value uses the following format: [{ip_address:'1.2.3.4'}]

ControlPlaneSubnet

The name of the undercloud OpenStack Networking (neutron) control plane subnet. The default value is ctlplane-subnet.

ControlPlaneSubnetCidr

The subnet CIDR of the control plane network. The parameter is automatically resolved from the ctlplane subnet’s cidr attribute.

DeployIdentifier

Setting this to a unique value will re-run any deployment tasks that perform configuration on a OpenStack Orchestration (heat) stack-update.

DeploymentServerBlacklist

List of server hostnames to blacklist from any triggered deployments.

EndpointMapOverride

Can be used to override the calcluated EndpointMap.

ExternalVirtualFixedIPs

Control the IP allocation for the ExternalVirtualInterface port. E.g. [{ip_address:'1.2.3.4'}].

ExtraConfig

Additional hiera configuration to inject into the cluster.

ExtraHostFileEntries

List of extra hosts entries to be appended to /etc/hosts.

GlobalConfigExtraMapData

Map of extra global_config_settings data to set on each node.

HypervisorNeutronPhysicalBridge

An Open vSwitch bridge to create on each hypervisor. This defaults to br-ex, which is the same as the control plane nodes. This ensures uniform configuration of the Open vSwitch agent. Typically should not need to be changed. The default value is br-ex.

HypervisorNeutronPublicInterface

What interface to add to the HypervisorNeutronPhysicalBridge. The default value is nic1.

InternalApiVirtualFixedIPs

Control the IP allocation for the InternalApiVirtualInterface port. Value uses the following format: [{ip_address:'1.2.3.4'}]

NeutronControlPlaneID

ID or name for Control Plane ctlplane network. The default value is ctlplane.

NeutronPublicInterface

The interface to attach to the external bridge. The default value is nic1.

NodeCreateBatchSize

Maximum batch size for creating nodes. It is recommended to not exceed a batch size of 32 nodes. The default value is 30.

NovaAdditionalCell

Whether this is an cell additional to the default cell. The default value is False.

PublicVirtualFixedIPs

Control the IP allocation for the PublicVirtualInterface port. Value uses the following format: [{ip_address:'1.2.3.4'}]

RabbitCookieSalt

Salt for the RabbitMQ cookie. Change to force the randomly generated RabbitMQ cookie to change. The default value is unset.

RedisVirtualFixedIPs

Control the IP allocation for the virtual IP used by Redis. Value uses the following format: [{ip_address:'1.2.3.4'}]

ServerMetadata

Extra properties or metadata passed to OpenStack Compute (nova) for the created nodes in the overcloud. Accessible through the OpenStack Compute (nova) metadata API.

StorageMgmtVirtualFixedIPs

Control the IP allocation for the StorageMgmgVirtualInterface port. Value uses the following format: [{ip_address:'1.2.3.4'}]

StorageVirtualFixedIPs

Control the IP allocation for the StorageVirtualInterface port. Value uses the following format: [{ip_address:'1.2.3.4'}]

UpdateIdentifier

Set to a previously unused value during stack-update triggers package update on all nodes.

_ROLE_Count

The number of nodes to deploy in a role. The default value is 1.

_ROLE_ExtraConfig

Role specific additional hiera configuration to inject into the cluster.

_ROLE_HostnameFormat

Format for node hostnames. Note that %index% is translated into the index of the node (e.g 0/1/2) and %stackname% is replaced with the stack name (e.g overcloud). The default value is %stackname%-_role_-%index%.

_ROLE_Parameters

Optional Role Specific parameters to be provided to service.

_ROLE_RemovalPolicies

List of resources to be removed from the role’s ResourceGroup when doing an update that requires removal of specific resources.

_ROLE_RemovalPoliciesMode

How to handle change to RemovalPolicies for ROLE ResourceGroup when doing an update. Default mode append will append to the existing blacklist and update would replace the blacklist. The default value is append.

_ROLE_SchedulerHints

Optional scheduler hints to pass to OpenStack Compute (nova).

_ROLE_Services

A list of service resources (configured in the OpenStack Orchestration (heat) resource_registry) which represent nested stacks for each service that should get installed on the ROLE role.

AodhDebug

Set to True to enable debugging OpenStack Telemetry Alarming (aodh) services.

BarbicanDebug

Set to True to enable debugging OpenStack Key Manager (barbican) service.

CeilometerDebug

Set to True to enable debugging OpenStack Telemetry (ceilometer) services.

CinderDebug

Set to True to enable debugging on OpenStack Block Storage (cinder) services.

ConfigDebug

Whether to run configuration management (e.g. Puppet) in debug mode. The default value is False.

Debug

Set to True to enable debugging on all services. The default value is False.

GlanceDebug

Set to True to enable debugging OpenStack Image Storage (glance) service.

GnocchiDebug

Set to True to enable debugging OpenStack Telemetry Metrics (gnocchi) services.

HeatDebug

Set to True to enable debugging OpenStack Orchestration (heat) services.

HorizonDebug

Set to True to enable debugging OpenStack Dashboard (horizon) service. The default value is False.

IronicDebug

Set to True to enable debugging OpenStack Bare Metal (ironic) services.

KeystoneDebug

Set to True to enable debugging OpenStack Identity (keystone) service.

ManilaDebug

Set to True to enable debugging OpenStack Shared File Systems (manila) services.

NeutronDebug

Set to True to enable debugging OpenStack Networking (neutron) services.

NovaDebug

Set to True to enable debugging OpenStack Compute (nova) services.

SaharaDebug

Set to True to enable debugging OpenStack Clustering (sahara) services.

AodhApiPolicies

A hash of policies to configure for OpenStack Telemetry Alarming (aodh) API.

BarbicanPolicies

A hash of policies to configure for OpenStack Key Manager (barbican).

CinderApiPolicies

A hash of policies to configure for OpenStack Block Storage (cinder) API.

GlanceApiPolicies

A hash of policies to configure for OpenStack Image Storage (glance) API.

GnocchiApiPolicies

A hash of policies to configure for OpenStack Telemetry Metrics (gnocchi) API.

HeatApiPolicies

A hash of policies to configure for OpenStack Orchestration (heat) API.

IronicApiPolicies

A hash of policies to configure for OpenStack Bare Metal (ironic) API.

KeystonePolicies

A hash of policies to configure for OpenStack Identity (keystone).

NeutronApiPolicies

A hash of policies to configure for OpenStack Networking (neutron) API.

NovaApiPolicies

A hash of policies to configure for OpenStack Compute (nova) API.

SaharaApiPolicies

A hash of policies to configure for OpenStack Clustering (sahara) API.

BridgeNfCallArpTables

Configures sysctl net.bridge.bridge-nf-call-arptables key. The default value is 1.

BridgeNfCallIp6Tables

Configures sysctl net.bridge.bridge-nf-call-ip6tables key. The default value is 1.

BridgeNfCallIpTables

Configures sysctl net.bridge.bridge-nf-call-iptables key. The default value is 1.

ExtraKernelModules

Hash of extra kernel modules to load.

ExtraKernelPackages

List of extra kernel related packages to install.

ExtraSysctlSettings

Hash of extra sysctl settings to apply.

InotifyIntancesMax

Configures sysctl fs.inotify.max_user_instances key. The default value is 1024.

KernelDisableIPv6

Configures sysctl net.ipv6.{default/all}.disable_ipv6 keys. The default value is 0.

KernelIpForward

Configures net.ipv4.ip_forward key. The default value is 1.

KernelIpNonLocalBind

Configures net.ipv{4,6}.ip_nonlocal_bind key. The default value is 1.

KernelPidMax

Configures sysctl kernel.pid_max key. The default value is 1048576.

NeighbourGcThreshold1

Configures sysctl net.ipv4.neigh.default.gc_thresh1 value. This is the minimum number of entries to keep in the ARP cache. The garbage collector will not run if there are fewer than this number of entries in the cache. The default value is 1024.

NeighbourGcThreshold2

Configures sysctl net.ipv4.neigh.default.gc_thresh2 value. This is the soft maximum number of entries to keep in the ARP cache. The garbage collector will allow the number of entries to exceed this for 5 seconds before collection will be performed. The default value is 2048.

NeighbourGcThreshold3

Configures sysctl net.ipv4.neigh.default.gc_thresh3 value. This is the hard maximum number of entries to keep in the ARP cache. The garbage collector will always run if there are more than this number of entries in the cache. The default value is 4096.

CephAdminKey

The Ceph admin client key. Can be created with: ceph-authtool --gen-print-key

CephAnsibleDisksConfig

Disks configuration settings for ceph-ansible. The default value is {'devices': ['/dev/vdb'], 'journal_size': 512, 'osd_scenario': 'collocated'}.

CephAnsibleEnvironmentVariables

Mapping of Ansible environment variables to override defaults.

CephAnsibleExtraConfig

Extra vars for the ceph-ansible playbook.

CephAnsiblePlaybook

List of paths to the ceph-ansible playbooks to execute. If not specified, the playbook will be determined automatically depending on type of operation being performed (deploy/update/upgrade). The default value is ['default'].

CephAnsiblePlaybookVerbosity

The number of -v, -vv, etc. passed to ansible-playbook command. The default value is 1.

CephAnsibleSkipTags

List of ceph-ansible tags to skip. The default value is package-install,with_pkg.

CephClientKey

The Ceph client key. Currently only used for external Ceph deployments to create the openstack user keyring. Can be created with: ceph-authtool --gen-print-key

CephClusterFSID

The Ceph cluster FSID. Must be a UUID.

CephClusterName

The Ceph cluster name. The default value is ceph.

CephConfigOverrides

Extra configuration settings to dump into ceph.conf.

CephExternalMonHost

List of externally managed Ceph Mon Host IPs. Only used for external Ceph deployments.

CephIPv6

Enables Ceph daemons to bind to IPv6 addresses. The default value is False.

CephManilaClientKey

The Ceph client key. Can be created with: ceph-authtool --gen-print-key

CephMdsKey

The cephx key for the MDS service. Can be created with ceph-authtool --gen-print-key.

CephMonKey

The Ceph monitors key. Can be created with: ceph-authtool --gen-print-key

CephPoolDefaultPgNum

Default pg_num to use for the RBD pools. The default value is 128.

CephPoolDefaultSize

Default minimum replication for RBD copies. The default value is 3.

CephPools

Override settings for one of the predefined pools or to create additional ones. Example: { "volumes": { "size": 5, "pg_num": 128, "pgp_num": 128 } }

CephRbdMirrorConfigure

Perform mirror configuration between local and remote pool. The default value is True.

CephRbdMirrorCopyAdminKey

Copy the admin key to all nodes. The default value is False.

CephRbdMirrorPool

Name of the local pool to mirror to remote cluster.

CephRbdMirrorRemoteCluster

The name given to the remote Ceph cluster from the local cluster. Keys reside in the /etc/ceph directory. The default value is not-ceph.

CephRbdMirrorRemoteUser

The rbd-mirror daemon needs a user to authenticate with the remote cluster. By default, this key should be available under /etc/ceph/<remote_cluster>.client.<remote_user>.keyring.

CephRgwClientName

The client name for the RADOSGW service." The default value is radosgw.

CephRgwKey

The cephx key for the RADOSGW client. Can be created with ceph-authtool --gen-print-key.

CephValidationDelay

Interval (in seconds) in between validation checks. The default value is 30.

CephValidationRetries

Number of retry attempts for Ceph validation. The default value is 40.

CinderBackupRbdPoolName

Pool to use if Block Storage (cinder) Backup is enabled. The default value is backups.

CinderRbdExtraPools

List of extra Ceph pools for use with RBD backends for OpenStack Block Storage (cinder). An extra OpenStack Block Storage (cinder) RBD backend driver is created for each pool in the list. This is in addition to the standard RBD backend driver associated with the CinderRbdPoolName.

CinderRbdPoolName

Pool to use for Block Storage (cinder) service. The default value is volumes.

DeploymentServerBlacklist

List of server hostnames to blacklist from any triggered deployments.

EnableRhcs4Beta

Temporary downstream only parameter indicating RHCS4 beta use. The default value is False.

GlanceRbdPoolName

Pool to use for Image Storage (glance) service. The default value is images.

GnocchiRbdPoolName

Pool to use for Telemetry storage. The default value is metrics.

LocalCephAnsibleFetchDirectoryBackup

Filesystem path on undercloud to persist a copy of the data from the ceph-ansible fetch directory. Used as an alternative to backing up the fetch_directory in Swift. Path must be writable and readable by the user running ansible from config-download, e.g. the mistral user in the mistral-executor container is able to read/write to /var/lib/mistral/ceph_fetch.

ManilaCephFSCephFSAuthId

The CephFS user ID for Shared Filesystem Service (manila). The default value is manila.

ManilaCephFSDataPoolName

Pool to use for file share storage. The default value is manila_data.

ManilaCephFSDataPoolPGNum

Placement group count for the CephFS data pool for file share storage. The default value is 128.

ManilaCephFSMetadataPoolName

Pool to use for file share metadata storage. The default value is manila_metadata.

ManilaCephFSMetadataPoolPGNum

Placement group count for the CephFS metadata pool for file share storage. The default value is 128.

ManilaCephFSShareBackendName

Backend name of the CephFS share for file share storage. The default value is cephfs.

NovaRbdPoolName

Pool to use for Compute storage. The default value is vms.

CephClusterFSID

The Ceph cluster FSID. Must be a UUID.

CephClusterName

The Ceph cluster name. The default value is ceph.

CinderCronDbPurgeAge

Cron to move deleted instances to another table - Age. The default value is 30.

CinderCronDbPurgeDestination

Cron to move deleted instances to another table - Log destination. The default value is /var/log/cinder/cinder-rowsflush.log.

CinderCronDbPurgeHour

Cron to move deleted instances to another table - Hour. The default value is 0.

CinderCronDbPurgeMaxDelay

Cron to move deleted instances to another table - Max Delay. The default value is 3600.

CinderCronDbPurgeMinute

Cron to move deleted instances to another table - Minute. The default value is 1.

CinderCronDbPurgeMonth

Cron to move deleted instances to another table - Month. The default value is *.

CinderCronDbPurgeMonthday

Cron to move deleted instances to another table - Month Day. The default value is *.

CinderCronDbPurgeUser

Cron to move deleted instances to another table - User. The default value is cinder.

CinderCronDbPurgeWeekday

Cron to move deleted instances to another table - Week Day. The default value is *.

CinderDefaultVolumeType

The name of the OpenStack Block Storage (cinder) default volume type. The default value is tripleo.

CinderEnableDBPurge

Whether to create cron job for purging soft deleted rows in OpenStack Block Storage (cinder) database. The default value is True.

CinderEnableIscsiBackend

Whether to enable or not the Iscsi backend for OpenStack Block Storage (cinder). The default value is True.

CinderEnableNfsBackend

Whether to enable or not the NFS backend for OpenStack Block Storage (cinder). The default value is False.

CinderEnableRbdBackend

Whether to enable or not the Rbd backend for OpenStack Block Storage (cinder). The default value is False.

CinderEtcdLocalConnect

When running OpenStack Block Storage (cinder) A/A, whether to connect to Etcd via the local IP for the Etcd network. If set to true, the ip on the local node will be used. If set to false, the VIP on the Etcd network will be used instead. Defaults to false. The default value is False.

CinderISCSIAvailabilityZone

The availability zone of the Iscsi OpenStack Block Storage (cinder) backend. When set, it overrides the default CinderStorageAvailabilityZone.

CinderISCSIHelper

The iSCSI helper to use with cinder. The default value is lioadm.

CinderISCSIProtocol

Whether to use TCP (iscsi) or iSER RDMA (iser) for iSCSI. The default value is iscsi.

CinderLVMLoopDeviceSize

The size of the loopback file used by the cinder LVM driver. The default value is 10280.

CinderNasSecureFileOperations

Controls whether security enhanced NFS file operations are enabled. Valid values are auto, true or false. Effective when CinderEnableNfsBackend is true. The default value is False.

CinderNasSecureFilePermissions

Controls whether security enhanced NFS file permissions are enabled. Valid values are auto, true or false. Effective when CinderEnableNfsBackend is true. The default value is False.

CinderNfsAvailabilityZone

The availability zone of the NFS OpenStack Block Storage (cinder) backend. When set, it overrides the default CinderStorageAvailabilityZone.

CinderNfsMountOptions

Mount options for NFS mounts used by OpenStack Block Storage (cinder) NFS backend. Effective when CinderEnableNfsBackend is true.

CinderNfsServers

NFS servers used by OpenStack Block Storage (cinder) NFS backend. Effective when CinderEnableNfsBackend is true.

CinderNfsSnapshotSupport

Whether to enable support for snapshots in the NFS driver. Effective when CinderEnableNfsBackend is true. The default value is True.

CinderPassword

The password for the cinder service and database account.

CinderRbdAvailabilityZone

The availability zone of the RBD OpenStack Block Storage (cinder) backend. When set, it overrides the default CinderStorageAvailabilityZone.

CinderRbdExtraPools

List of extra Ceph pools for use with RBD backends for OpenStack Block Storage (cinder). An extra OpenStack Block Storage (cinder) RBD backend driver is created for each pool in the list. This is in addition to the standard RBD backend driver associated with the CinderRbdPoolName.

CinderRbdPoolName

The Ceph pool to use for cinder volumes. The default value is volumes.

CinderStorageAvailabilityZone

The OpenStack Block Storage (cinder) service’s storage availability zone. The default value is nova.

CinderVolumeCluster

The cluster name used for deploying the cinder-volume service in an active-active (A/A) configuration. This configuration requires the OpenStack Block Storage (cinder) backend drivers support A/A, and the cinder-volume service not be managed by pacemaker. If these criteria are not met then the cluster name must be left blank.

CinderVolumeOptEnvVars

List of optional environment variables.

CinderVolumeOptVolumes

List of optional volumes to be mounted.

CinderWorkers

Set the number of workers for the block storage service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is equal to the number of vCPU cores on the physical node.

DockerCinderVolumeUlimit

Ulimit for OpenStack Block Storage (cinder) Volume Container. The default value is ['nofile=131072'].

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

CephClusterName

The Ceph cluster name. The default value is ceph.

GlanceApiOptVolumes

List of optional volumes to be mounted.

GlanceBackend

The short name of the backend to use. Should be one of swift, rbd, or file. The default value is swift.

GlanceCacheEnabled

Enable OpenStack Image Storage (glance) Image Cache. The default value is False.

GlanceEnabledImportMethods

List of enabled Image Import Methods. Valid values in the list are glance-direct and web-download. The default value is web-download.

GlanceIgnoreUserRoles

List of user roles to be ignored for injecting image metadata properties. The default value is admin.

GlanceImageCacheDir

Base directory that the Image Cache uses. The default value is /var/lib/glance/image-cache.

GlanceImageCacheMaxSize

The upper limit on cache size, in bytes, after which the cache-pruner cleans up the image cache. The default value is 10737418240.

GlanceImageCacheStallTime

The amount of time, in seconds, to let an image remain in the cache without being accessed. The default value is 86400.

GlanceImageConversionOutputFormat

Desired output format for image conversion plugin. The default value is raw.

GlanceImageImportPlugins

List of enabled Image Import Plugins. Valid values in the list are image_conversion, inject_metadata, no_op.

GlanceImageMemberQuota

Maximum number of image members per image. Negative values evaluate to unlimited. The default value is 128.

GlanceInjectMetadataProperties

Metadata properties to be injected in image.

GlanceLogFile

The filepath of the file to use for logging messages from OpenStack Image Storage (glance).

GlanceNetappNfsEnabled

When using GlanceBackend: file, Netapp mounts NFS share for image storage. The default value is False.

GlanceNfsEnabled

When using GlanceBackend: file, mount NFS share for image storage. The default value is False.

GlanceNfsOptions

NFS mount options for image storage when GlanceNfsEnabled is true. The default value is _netdev,bg,intr,context=system_u:object_r:svirt_sandbox_file_t:s0.

GlanceNfsShare

NFS share to mount for image storage when GlanceNfsEnabled is true.

GlanceNodeStagingUri

URI that specifies the staging location to use when importing images. The default value is file:///var/lib/glance/staging.

GlanceNotifierStrategy

Strategy to use for OpenStack Image Storage (glance) notification queue. The default value is noop.

GlancePassword

The password for the image storage service and database account.

GlanceShowMultipleLocations

Whether to show multiple image locations e.g for copy-on-write support on RBD or Netapp backends. Potential security risk, see glance.conf for more information. The default value is False.

GlanceStagingNfsOptions

NFS mount options for NFS image import staging. The default value is _netdev,bg,intr,context=system_u:object_r:svirt_sandbox_file_t:s0.

GlanceStagingNfsShare

NFS share to mount for image import staging.

GlanceWorkers

Set the number of workers for the image storage service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node.

NetappShareLocation

Netapp share to mount for image storage (when GlanceNetappNfsEnabled is true).

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

HeatApiOptEnvVars

List of optional environment variables.

HeatApiOptVolumes

List of optional volumes to be mounted.

HeatAuthEncryptionKey

Auth encryption key for heat-engine.

HeatConvergenceEngine

Enables the heat engine with the convergence architecture. The default value is True.

HeatCorsAllowedOrigin

Indicate whether this resource may be shared with the domain received in the request "origin" header.

HeatCronPurgeDeletedAge

Cron to purge database entries marked as deleted and older than $age - Age. The default value is 30.

HeatCronPurgeDeletedAgeType

Cron to purge database entries marked as deleted and older than $age - Age type. The default value is days.

HeatCronPurgeDeletedDestination

Cron to purge database entries marked as deleted and older than $age - Log destination. The default value is /dev/null.

HeatCronPurgeDeletedEnsure

Cron to purge database entries marked as deleted and older than $age - Ensure. The default value is present.

HeatCronPurgeDeletedHour

Cron to purge database entries marked as deleted and older than $age - Hour. The default value is 0.

HeatCronPurgeDeletedMaxDelay

Cron to purge database entries marked as deleted and older than $age - Max Delay. The default value is 3600.

HeatCronPurgeDeletedMinute

Cron to purge database entries marked as deleted and older than $age - Minute. The default value is 1.

HeatCronPurgeDeletedMonth

Cron to purge database entries marked as deleted and older than $age - Month. The default value is *.

HeatCronPurgeDeletedMonthday

Cron to purge database entries marked as deleted and older than $age - Month Day. The default value is *.

HeatCronPurgeDeletedUser

Cron to purge database entries marked as deleted and older than $age - User. The default value is heat.

HeatCronPurgeDeletedWeekday

Cron to purge database entries marked as deleted and older than $age - Week Day. The default value is *.

HeatEnableDBPurge

Whether to create cron job for purging soft deleted rows in the OpenStack Orchestration (heat) database. The default value is True.

HeatEngineOptEnvVars

List of optional environment variables.

HeatEngineOptVolumes

List of optional volumes to be mounted.

HeatEnginePluginDirs

An array of directories to search for plug-ins.

HeatMaxJsonBodySize

Maximum raw byte size of the OpenStack Orchestration (heat) API JSON request body. The default value is 4194304.

HeatMaxNestedStackDepth

Maximum number of nested stack depth. The default value is 6.

HeatMaxResourcesPerStack

Maximum resources allowed per top-level stack. -1 stands for unlimited. The default value is 1000.

HeatPassword

The password for the Orchestration service and database account.

HeatReauthenticationAuthMethod

Allow reauthentication on token expiry, such that long-running tasks may complete. Note this defeats the expiry of any provided user tokens.

HeatStackDomainAdminPassword

The admin password for the OpenStack Orchestration (heat) domain in OpenStack Identity (keystone).

HeatWorkers

Number of workers for OpenStack Orchestration (heat) service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is 0.

HeatYaqlLimitIterators

The maximum number of elements in collection yaql expressions can take for its evaluation. The default value is 1000.

HeatYaqlMemoryQuota

The maximum size of memory in bytes that yaql exrpessions can take for its evaluation. The default value is 100000.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

HorizonAllowedHosts

A list of IP/Hostname for the server OpenStack Dashboard (horizon) is running on. Used for header checks. The default value is *.

HorizonCustomizationModule

OpenStack Dashboard (horizon) has a global overrides mechanism available to perform customizations.

HorizonPasswordValidator

Regex for password validation.

HorizonPasswordValidatorHelp

Help text for password validation.

HorizonSecret

Secret key for the webserver.

HorizonSecureCookies

Set CSRF_COOKIE_SECURE / SESSION_COOKIE_SECURE in OpenStack Dashboard (horizon). The default value is False.

HorizonVhostExtraParams

Extra parameters for OpenStack Dashboard (horizon) vhost configuration. The default value is {'add_listen': True, 'priority': 10, 'access_log_format': '%a %l %u %t \\"%r\\" %>s %b \\"%%{}{Referer}i\\" \\"%%{}{User-Agent}i\\"', 'options': ['FollowSymLinks', 'MultiViews']}.

MemcachedIPv6

Enable IPv6 features in Memcached. The default value is False.

WebSSOChoices

Specifies the list of SSO authentication choices to present. Each item is a list of an SSO choice identifier and a display message. The default value is [['OIDC', 'OpenID Connect']].

WebSSOEnable

Enable support for Web Single Sign-On. The default value is False.

WebSSOIDPMapping

Specifies a mapping from SSO authentication choice to identity provider and protocol. The identity provider and protocol names must match the resources defined in keystone. The default value is {'OIDC': ['myidp', 'openid']}.

WebSSOInitialChoice

The initial authentication choice to select by default. The default value is OIDC.

AdditionalArchitectures

List of additional architectures to enable.

IPAImageURLs

IPA image URLs, the format should be ["http://path/to/kernel", "http://path/to/ramdisk"].

IronicAutomatedClean

Enables or disables automated cleaning. Disabling automated cleaning might result in security problems and deployment failures on rebuilds. Do not set to False unless you understand the consequences of disabling this feature. The default value is True.

IronicCleaningDiskErase

Type of disk cleaning before and between deployments. full for full cleaning. metadata to clean only disk metadata (partition table). The default value is full.

IronicCleaningNetwork

Name or UUID of the overcloud network used for cleaning bare metal nodes. Set to provisioning during the initial deployment (when no networks are created yet) and change to an actual UUID in a post-deployment stack update. The default value is provisioning.

IronicConfigureSwiftTempUrlKey

Whether to configure Swift temporary URLs for use with the "direct" and "ansible" deploy interfaces. The default value is True.

IronicCorsAllowedOrigin

Indicate whether this resource may be shared with the domain received in the request "origin" header.

IronicDefaultBootOption

How to boot the bare metal instances. Set to local to use local bootloader (requires grub2 for partition images). Set to netboot to make the instances boot from controllers using PXE/iPXE. The default value is local.

IronicDefaultDeployInterface

Deploy interface implementation to use by default. Leave empty to use the hardware type default.

IronicDefaultInspectInterface

Inspect interface implementation to use by default. Leave empty to use the hardware type default.

IronicDefaultNetworkInterface

Network interface implementation to use by default. Set to flat to use one flat provider network. Set to neutron to make OpenStack Bare Metal (ironic) interact with the OpenStack Networking (neutron) ML2 driver to enable other network types and certain advanced networking features. Requires IronicProvisioningNetwork to be correctly set. The default value is flat.

IronicDefaultRescueInterface

Default rescue implementation to use. The "agent" rescue requires a compatible ramdisk to be used. The default value is agent.

IronicDefaultResourceClass

Default resource class to use for new nodes.

IronicDeployLogsStorageBackend

Backend to use to store ramdisk logs, either "local" or "swift". The default value is local.

IronicEnableStagingDrivers

Whether to enable use of staging drivers. The default value is False.

IronicEnabledBiosInterfaces

Enabled BIOS interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['no-bios'].

IronicEnabledBootInterfaces

Enabled boot interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['ipxe', 'pxe'].

IronicEnabledConsoleInterfaces

Enabled console interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['ipmitool-socat', 'no-console'].

IronicEnabledDeployInterfaces

Enabled deploy interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['iscsi', 'direct'].

IronicEnabledHardwareTypes

Enabled OpenStack Bare Metal (ironic) hardware types. The default value is ['ipmi', 'redfish'].

IronicEnabledInspectInterfaces

Enabled inspect interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['no-inspect'].

IronicEnabledManagementInterfaces

Enabled management interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['ipmitool', 'noop', 'redfish'].

IronicEnabledNetworkInterfaces

Enabled network interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['flat', 'neutron'].

IronicEnabledPowerInterfaces

Enabled power interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['ipmitool', 'redfish'].

IronicEnabledRaidInterfaces

Enabled RAID interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['no-raid', 'agent'].

IronicEnabledRescueInterfaces

Enabled rescue interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['no-rescue', 'agent'].

IronicEnabledStorageInterfaces

Enabled storage interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['cinder', 'noop'].

IronicEnabledVendorInterfaces

Enabled vendor interface implementations. Each hardware type must have at least one valid implementation enabled. The default value is ['ipmitool', 'no-vendor'].

IronicForcePowerStateDuringSync

Whether to force power state during sync. The default value is True.

IronicIPXEEnabled

Whether to use iPXE instead of PXE for deployment. The default value is True.

IronicIPXEPort

Port to use for serving images when iPXE is used. The default value is 8088.

IronicIPXETimeout

IPXE timeout in second. Set to 0 for infinite timeout. The default value is 60.

IronicImageDownloadSource

Image delivery method for the "direct" deploy interface. Use "swift" for the Object Storage temporary URLs, use "http" for the local HTTP server (the same as for iPXE). The default value is swift.

IronicInspectorCollectors

Comma-separated list of IPA inspection collectors. The default value is default,logs.

IronicInspectorDiscoveryDefaultDriver

The default driver to use for newly discovered nodes (requires IronicInspectorEnableNodeDiscovery set to True). This driver is automatically added to enabled_drivers. The default value is ipmi.

IronicInspectorEnableNodeDiscovery

Makes ironic-inspector enroll any unknown node that PXE-boots introspection ramdisk in OpenStack Bare Metal (ironic). The default driver to use for new nodes is specified by the IronicInspectorDiscoveryDefaultDriver parameter. Introspection rules can also be used to specify it. The default value is False.

IronicInspectorExtraProcessingHooks

Comma-separated list of processing hooks to append to the default list. The default value is extra_hardware,lldp_basic,local_link_connection.

IronicInspectorIPXEEnabled

Whether to use iPXE for inspection. The default value is True.

IronicInspectorInterface

Network interface on which inspection dnsmasq will listen. The default value is br-ex.

IronicInspectorIpRange

Temporary IP range that will be given to nodes during the inspection process. This should not overlap with any range that OpenStack Networking (neutron) DHCP allocates, but it has to be routeable back to ironic-inspector. This option has no meaningful defaults, and thus is required.

IronicInspectorKernelArgs

Kernel args for the OpenStack Bare Metal (ironic) inspector. The default value is ipa-inspection-dhcp-all-interfaces=1 ipa-collect-lldp=1 ipa-debug=1.

IronicInspectorSubnets

Temporary IP ranges that will be given to nodes during the inspection process. These ranges should not overlap with any range that OpenStack Networking (neutron) DHCP provides, but they need to be routeable back to the ironic-inspector API. This option has no meaningful defaults and is required.

IronicInspectorUseSwift

Whether to use Swift for storing introspection data. The default value is True.

IronicPassword

The password for the Bare Metal service and database account.

IronicProvisioningNetwork

Name or UUID of the overcloud network used for provisioning of bare metal nodes if IronicDefaultNetworkInterface is set to neutron. Set to provisioning during the initial deployment (when no networks are created yet) and change to an actual UUID in a post-deployment stack update. The default value is provisioning.

IronicRescuingNetwork

Name or UUID of the overcloud network used for rescuing of bare metal nodes, if IronicDefaultRescueInterface is not set to "no-rescue". The default value of "provisioning" can be left during the initial deployment (when no networks are created yet) and should be changed to an actual UUID in a post-deployment stack update. The default value is provisioning.

AdminEmail

The email for the OpenStack Identity (keystone) admin account. The default value is admin@example.com.

AdminPassword

The password for the OpenStack Identity (keystone) admin account.

AdminToken

The OpenStack Identity (keystone) secret and database password.

KeystoneAuthMethods

A list of methods used for authentication.

KeystoneChangePasswordUponFirstUse

Enabling this option requires users to change their password when the user is created, or upon administrative reset.

KeystoneCorsAllowedOrigin

Indicate whether this resource may be shared with the domain received in the request "origin" header.

KeystoneCredential0

The first OpenStack Identity (keystone) credential key. Must be a valid key.

KeystoneCredential1

The second OpenStack Identity (keystone) credential key. Must be a valid key.

KeystoneCronTokenFlushDestination

Cron to purge expired tokens - Log destination. The default value is /var/log/keystone/keystone-tokenflush.log.

KeystoneCronTokenFlushEnsure

Cron to purge expired tokens - Ensure. The default value is present.

KeystoneCronTokenFlushHour

Cron to purge expired tokens - Hour. The default value is *.

KeystoneCronTokenFlushMaxDelay

Cron to purge expired tokens - Max Delay. The default value is 0.

KeystoneCronTokenFlushMinute

Cron to purge expired tokens - Minute. The default value is 1.

KeystoneCronTokenFlushMonth

Cron to purge expired tokens - Month. The default value is *.

KeystoneCronTokenFlushMonthday

Cron to purge expired tokens - Month Day. The default value is *.

KeystoneCronTokenFlushUser

Cron to purge expired tokens - User. The default value is keystone.

KeystoneCronTokenFlushWeekday

Cron to purge expired tokens - Week Day. The default value is *.

KeystoneDisableUserAccountDaysInactive

The maximum number of days a user can go without authenticating before being considered "inactive" and automatically disabled (locked).

KeystoneEnableDBPurge

Whether to create cron job for purging soft deleted rows in OpenStack Identity (keystone) database. The default value is True.

KeystoneEnableMember

Create the member role, useful for undercloud deployment. The default value is False.

KeystoneFederationEnable

Enable support for federated authentication. The default value is False.

KeystoneFernetKeys

Mapping containing OpenStack Identity (keystone) fernet keys and their paths.

KeystoneFernetMaxActiveKeys

The maximum active keys in the OpenStack Identity (keystone) fernet key repository. The default value is 5.

KeystoneLDAPBackendConfigs

Hash containing the configurations for the LDAP backends configured in keystone.

KeystoneLDAPDomainEnable

Trigger to call ldap_backend puppet keystone define. The default value is False.

KeystoneLockoutDuration

The number of seconds a user account will be locked when the maximum number of failed authentication attempts (as specified by KeystoneLockoutFailureAttempts) is exceeded.

KeystoneLockoutFailureAttempts

The maximum number of times that a user can fail to authenticate before the user account is locked for the number of seconds specified by KeystoneLockoutDuration.

KeystoneMinimumPasswordAge

The number of days that a password must be used before the user can change it. This prevents users from changing their passwords immediately in order to wipe out their password history and reuse an old password.

KeystoneNotificationFormat

The OpenStack Identity (keystone) notification format. The default value is basic.

KeystoneNotificationTopics

OpenStack Identity (keystone) notification topics to enable.

KeystoneOpenIdcClientId

The client ID to use when handshaking with your OpenID Connect provider.

KeystoneOpenIdcClientSecret

The client secret to use when handshaking with your OpenID Connect provider.

KeystoneOpenIdcCryptoPassphrase

Passphrase to use when encrypting data for OpenID Connect handshake. The default value is openstack.

KeystoneOpenIdcEnable

Enable support for OpenIDC federation. The default value is False.

KeystoneOpenIdcIdpName

The name associated with the IdP in OpenStack Identity (keystone).

KeystoneOpenIdcProviderMetadataUrl

The url that points to your OpenID Connect provider metadata.

KeystoneOpenIdcRemoteIdAttribute

Attribute to be used to obtain the entity ID of the Identity Provider from the environment. The default value is HTTP_OIDC_ISS.

KeystoneOpenIdcResponseType

Response type to be expected from the OpenID Connect provider. The default value is id_token.

KeystonePasswordExpiresDays

The number of days for which a password will be considered valid before requiring it to be changed.

KeystonePasswordRegex

The regular expression used to validate password strength requirements.

KeystonePasswordRegexDescription

Describe your password regular expression here in language for humans.

KeystoneSSLCertificate

OpenStack Identity (keystone) certificate for verifying token validity.

KeystoneSSLCertificateKey

OpenStack Identity (keystone) key for signing tokens.

KeystoneTokenProvider

The OpenStack Identity (keystone) token format. The default value is fernet.

KeystoneTrustedDashboards

A list of dashboard URLs trusted for single sign-on.

KeystoneUniqueLastPasswordCount

This controls the number of previous user password iterations to keep in history, in order to enforce that newly created passwords are unique.

KeystoneWorkers

Set the number of workers for the OpenStack Identity (keystone) service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is equal to the number of vCPU cores on the physical node.

ManageKeystoneFernetKeys

Whether director should manage the OpenStack Identity (keystone) fernet keys or not. If set to True, the fernet keys will get the values from the saved keys repository in OpenStack Workflow (mistral) from the KeystoneFernetKeys variable. If set to false, only the stack creation initializes the keys, but subsequent updates will not touch them. The default value is True.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

TokenExpiration

Set a token expiration time in seconds. The default value is 3600.

ATOSVars

Hash of atos-hsm role variables used to install ATOS client software.

BarbicanDogtagStoreGlobalDefault

Whether this plugin is the global default plugin. The default value is False.

BarbicanDogtagStoreHost

Hostname of the Dogtag server.

BarbicanDogtagStoreNSSPassword

Password for the NSS DB.

BarbicanDogtagStorePEMPath

Path for the PEM file used to authenticate requests. The default value is /etc/barbican/kra_admin_cert.pem.

BarbicanDogtagStorePort

Port for the Dogtag server. The default value is 8443.

BarbicanKmipStoreGlobalDefault

Whether this plugin is the global default plugin. The default value is False.

BarbicanKmipStoreHost

Host for KMIP device.

BarbicanKmipStorePassword

Password to connect to KMIP device.

BarbicanKmipStorePort

Port for KMIP device.

BarbicanKmipStoreUsername

Username to connect to KMIP device.

BarbicanPassword

The password for the OpenStack Key Manager (barbican) service account.

BarbicanPkcs11AlwaysSetCkaSensitive

Always set CKA_SENSITIVE=CK_TRUE. The default value is True.

BarbicanPkcs11CryptoAESGCMGenerateIV

Generate IVs for CKM_AES_GCM encryption mechanism. The default value is True.

BarbicanPkcs11CryptoATOSEnabled

Enable ATOS for PKCS11. The default value is False.

BarbicanPkcs11CryptoEnabled

Enable PKCS11. The default value is False.

BarbicanPkcs11CryptoEncryptionMechanism

Cryptoki Mechanism used for encryption. The default value is CKM_AES_CBC.

BarbicanPkcs11CryptoGlobalDefault

Whether this plugin is the global default plugin. The default value is False.

BarbicanPkcs11CryptoHMACKeyType

Cryptoki Key Type for Master HMAC key. The default value is CKK_AES.

BarbicanPkcs11CryptoHMACKeygenMechanism

Cryptoki Mechanism used to generate Master HMAC Key. The default value is CKM_AES_KEY_GEN.

BarbicanPkcs11CryptoHMACLabel

Label for the HMAC key.

BarbicanPkcs11CryptoLibraryPath

Path to vendor PKCS11 library.

BarbicanPkcs11CryptoLogin

Password to login to PKCS11 session.

BarbicanPkcs11CryptoMKEKLabel

Label for Master KEK.

BarbicanPkcs11CryptoMKEKLength

Length of Master KEK in bytes. The default value is 256.

BarbicanPkcs11CryptoRewrapKeys

Cryptoki Mechanism used to generate Master HMAC Key. The default value is False.

BarbicanPkcs11CryptoSlotId

Slot Id for the HSM. The default value is 0.

BarbicanPkcs11CryptoThalesEnabled

Enable Thales for PKCS11. The default value is False.

BarbicanSimpleCryptoGlobalDefault

Whether this plugin is the global default plugin. The default value is False.

BarbicanSimpleCryptoKek

KEK used to encrypt secrets.

BarbicanWorkers

Set the number of workers for barbican::wsgi::apache. The default value is %{::processorcount}.

DeployIdentifier

Setting this to a unique value will re-run any deployment tasks which perform configuration on a OpenStack Orchestration (heat) stack-update.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

ThalesHSMNetworkName

The network that the HSM is listening on. The default value is internal_api.

ThalesVars

Hash of thales-hsm role variables used to install Thales client software.

CephClusterName

The Ceph cluster name. The default value is ceph.

ManilaCephClientUserName

Ceph client username for manila integration. The default value is manila.

ManilaCephFSCephFSProtocolHelperType

Protocol type (CEPHFS or NFS) when cephfs back end is enabled. Set via manila cephfs environment files. The default value is CEPHFS.

ManilaIPv6

Set to True to enable IPv6 access in manila. The default value is False.

ManilaPassword

The password for the shared file service account.

ManilaWorkers

Set the number of workers for manila::wsgi::apache. The default value is equal to the number of vCPU cores on the physical node.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

RpcPassword

The password for messaging backend.

RpcPort

The network port for messaging backend. The default value is 5672.

RpcUseSSL

Messaging client subscriber parameter to specify an SSL connection to the messaging host. The default value is False.

RpcUserName

The username for messaging backend. The default value is guest.

DhcpAgentNotification

Enables DHCP agent notifications. The default value is True.

EnableVLANTransparency

If True, then allow plugins that support it to create VLAN transparent networks. The default value is False.

L2gwAgentEnableManager

Connection can be initiated by the ovsdb server. The default value is False.

L2gwAgentManagerTableListeningPort

Port number for L2 gateway agent, so that it can listen. The default value is 6632.

L2gwAgentMaxConnectionRetries

The L2 gateway agent retries to connect to the OVSDB server. The default value is 10.

L2gwAgentOvsdbHosts

L2 gateway agent OVSDB server list.

L2gwAgentPeriodicInterval

The L2 gateway agent checks connection state with the OVSDB servers. The interval is number of seconds between attempts. The default value is 20.

L2gwAgentSocketTimeout

Socket timeout. The default value is 30.

L2gwServiceDefaultDeviceName

Default device name of the L2 gateway. The default value is Switch1.

L2gwServiceDefaultInterfaceName

Default interface name of the L2 gateway. The default value is FortyGigE1/0/1.

L2gwServicePeriodicMonitoringInterval

The periodic interval at which the plugin updates the monitoring data. The default value is 5.

L2gwServiceProvider

Backend to use as a service provider for L2 Gateway. The default value is ['L2GW:l2gw:networking_l2gw.services.l2gateway.service_drivers.L2gwDriver:default'].

L2gwServiceQuotaL2Gateway

Quota of the L2 gateway. The default value is 5.

NeutronAllowL3AgentFailover

Allow automatic l3-agent failover. The default value is True.

NeutronApiOptEnvVars

List of optional environment variables.

NeutronApiOptVolumes

List of optional volumes to be mounted.

NeutronBridgeMappings

The logical to physical bridge mappings to use. The default (datacentre:br-ex) maps br-ex (the external bridge on hosts) to a physical name datacentre, which provider networks can use (for example, the default floating network). If changing this, either use different post-install network scripts or be sure to keep datacentre as a mapping network name. The default value is datacentre:br-ex.

NeutronCorePlugin

The core plugin for networking. The value should be the entrypoint to be loaded from neutron.core_plugins namespace. The default value is ml2.

NeutronDBSyncExtraParams

String of extra command line parameters to append to the neutron-db-manage upgrade head command.

NeutronDhcpAgentsPerNetwork

The number of DHCP agents to schedule per network. The default value is 0.

NeutronDnsDomain

Domain to use for building the hostnames. The default value is openstacklocal.

NeutronEnableDVR

Enable Distributed Virtual Router.

NeutronEnableL2Pop

Enable/disable the L2 population feature in the OpenStack Networking (neutron) agents. The default value is False.

NeutronFirewallDriver

Firewall driver for realizing OpenStack Networking (neutron) security group function. The default value is iptables_hybrid.

NeutronFlatNetworks

Sets the flat network name to configure in plugins. The default value is datacentre.

NeutronGeneveMaxHeaderSize

Geneve encapsulation header size. The default value is 38.

NeutronGlobalPhysnetMtu

MTU of the underlying physical network. OpenStack Networking (neutron) uses this value to calculate MTU for all virtual network components. For flat and VLAN networks, OpenStack Networking uses this value without modification. For overlay networks such as VXLAN, OpenStack Networking automatically subtracts the overlay protocol overhead from this value. The default value is 0.

NeutronLinuxbridgeFirewallDriver

Configure the classname of the firewall driver to use for implementing security groups. Possible values depend on system configuration. The default value of an empty string will result in a default supported configuration.

NeutronML2PhysicalNetworkMtus

A list of mappings of physical networks to MTU values. The format of the mapping is <physnet>:<mtu val>. This mapping allows you to specify a physical network MTU value that differs from the default segment_mtu value in ML2 plugin and overwrites values from global_physnet_mtu for the selected network.

NeutronMechanismDrivers

The mechanism drivers for the OpenStack Networking (neutron) tenant network. The default value is ovn.

NeutronMetadataProxySharedSecret

Shared secret to prevent spoofing.

NeutronNetworkType

The tenant network type for OpenStack Networking (neutron). The default value is geneve.

NeutronNetworkVLANRanges

The OpenStack Networking (neutron) ML2 and Open vSwitch VLAN mapping range to support. Defaults to permitting any VLAN on the datacentre physical network (See NeutronBridgeMappings). The default value is datacentre:1:1000.

NeutronOverlayIPVersion

IP version used for all overlay network endpoints. The default value is 4.

NeutronOvsIntegrationBridge

Name of Open vSwitch bridge to use.

NeutronPassword

The password for the OpenStack Networking (neutron) service and database account.

NeutronPluginExtensions

Comma-separated list of enabled extension plugins. The default value is qos,port_security.

NeutronPluginMl2PuppetTags

Puppet resource tag names that are used to generate configuration files with puppet. The default value is neutron_plugin_ml2.

NeutronPortQuota

Number of ports allowed per tenant, and minus means unlimited. The default value is 500.

NeutronRpcWorkers

Sets the number of RPC workers for the OpenStack Networking (neutron) service. If not specified, it’ll take the value of NeutronWorkers and if this is not specified either, the default value results in the configuration being left unset and a system-dependent default will be chosen (usually 1).

NeutronServicePlugins

Comma-separated list of service plugin entrypoints. The default value is qos,ovn-router,trunk.

NeutronSriovAgentExtensions

Comma-separated list of extensions enabled for the Neutron SR-IOV agents.

NeutronTunnelIdRanges

Comma-separated list of <tun_min>:<tun_max> tuples enumerating ranges of GRE tunnel IDs that are available for tenant network allocation. The default value is ['1:4094'].

NeutronTunnelTypes

The tunnel types for the OpenStack Networking (neutron) tenant network. The default value is vxlan.

NeutronTypeDrivers

Comma-separated list of network type driver entrypoints to be loaded. The default value is geneve,vlan,flat.

NeutronVhostuserSocketDir

The vhost-user socket directory for OVS.

NeutronVniRanges

Comma-separated list of <vni_min>:<vni_max> tuples enumerating ranges of VXLAN VNI IDs that are available for tenant network allocation. The default value is ['1:65536'].

NeutronWorkers

Sets the number of API and RPC workers for the OpenStack Networking service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

OVNCMSOptions

The CMS options to configure in ovs db.

OVNDbConnectionTimeout

Timeout in seconds for the OVSDB connection transaction. The default value is 180.

OVNDnsServers

List of servers to use as as dns forwarders.

OVNEnableHaproxyDockerWrapper

Generate a wrapper script so that haproxy is launched in a separate container. The default value is True.

OVNIntegrationBridge

Name of the OVS bridge to use as integration bridge by OVN Controller. The default value is br-int.

OVNMetadataEnabled

Whether Metadata Service has to be enabled. The default value is True.

OVNNeutronSyncMode

The synchronization mode of OVN with OpenStack Networking (neutron) DB. The default value is log.

OVNNorthboundServerPort

Port of the OVN Northbound DB server. The default value is 6641.

OVNOpenflowProbeInterval

The inactivity probe interval of the OpenFlow connection to the OpenvSwitch integration bridge, in seconds. The default value is 60.

OVNQosDriver

OVN notification driver for OpenStack Networking (neutron) QOS service plugin. The default value is ovn-qos.

OVNRemoteProbeInterval

Probe interval in ms. The default value is 60000.

OVNSouthboundServerPort

Port of the OVN Southbound DB server. The default value is 6642.

OVNVifType

Type of VIF to be used for ports. The default value is ovs.

OvsHwOffload

Enable OVS Hardware Offload. This feature supported from OVS 2.8.0. The default value is False.

PhysicalInterfaceMapping

List of <physical_network>:<physical_interface> tuples mapping physical network names to agent’s node-specific physical network interfaces. Defaults to empty list.

TenantNetPhysnetMtu

MTU of the underlying physical network. OpenStack Networking (neutron) uses this value to calculate MTU for all virtual network components. For flat and VLAN networks, OpenStack Networking (neutron) uses this value without modification. For overlay networks such as VXLAN, OpenStack Networking (neutron) automatically subtracts the overlay protocol overhead from this value. (The mtu setting of the Tenant network in network_data.yaml control’s this parameter.). The default value is 1500.

ContainerNovaLibvirtUlimit

Ulimit for OpenStack Compute (nova) Libvirt Container. The default value is ['nofile=131072', 'nproc=126960'].

DeployIdentifier

Setting this to a unique value will re-run any deployment tasks which perform configuration on a OpenStack Orchestration (heat) stack-update.

DockerNovaComputeUlimit

Ulimit for OpenStack Compute (nova) Compute Container. The default value is ['nofile=131072', 'memlock=67108864'].

DockerNovaMigrationSshdPort

Port that dockerized nova migration target sshd service binds to. The default value is 2022.

EnableConfigPurge

Remove configuration that is not generated by the director. Used to avoid configuration remnants after upgrades. The default value is False.

EnableInstanceHA

Whether to enable an Instance Ha configurarion or not. This setup requires the Compute role to have the PacemakerRemote service added to it. The default value is False.

InstanceNameTemplate

Template string to be used to generate instance names. The default value is instance-%08x.

InternalTLSNbdCAFile

Specifies the CA cert to use for NBD TLS. The default value is /etc/pki/qemu/ca-cert.pem.

InternalTLSQemuCAFile

Specifies the CA cert to use for qemu. The default value is /etc/pki/CA/certs/qemu.pem.

InternalTLSVncCAFile

Specifies the CA cert to use for VNC TLS. The default value is /etc/pki/CA/certs/vnc.crt.

LibvirtCACert

This specifies the CA certificate to use for TLS in libvirt. This file will be symlinked to the default CA path in libvirt, which is /etc/pki/CA/cacert.pem. Note that due to limitations GNU TLS, which is the TLS backend for libvirt, the file must be less than 65K (so we can’t use the system’s CA bundle). This parameter should be used if the default (which comes from the InternalTLSCAFile parameter) is not desired. The current default reflects TripleO’s default CA, which is FreeIPA. It will only be used if internal TLS is enabled.

LibvirtEnabledPerfEvents

This is a performance event list which could be used as monitor. For example: cmt,mbml,mbmt. Make sure you are using Red Hat Enterprise Linux 7.4 as the base and libvirt version is 1.3.3 or above. Also ensure you have enabled the notifications and are using hardware with a CPU that supports the cmt flag.

LibvirtLogFilters

Defines a filter to select a different logging level for a given category log outputs, as specified in https://libvirt.org/logging.html . The default value is 1:libvirt 1:qemu 1:conf 1:security 3:event 3:json 3:file 3:object 1:util.

LibvirtNbdCACert

This specifies the CA certificate to use for NBD TLS. This file will be symlinked to the default CA path, which is /etc/pki/libvirt-nbd/ca-cert.pem. This parameter should be used if the default (which comes from the InternalTLSNbdCAFile parameter) is not desired. The current default reflects TripleO’s default CA, which is FreeIPA. It will only be used if internal TLS is enabled.

LibvirtTLSPassword

The password for the libvirt service when TLS is enabled.

LibvirtTLSPriority

Override the compile time default TLS priority string. The default value is NORMAL:-VERS-SSL3.0:-VERS-TLS-ALL:+VERS-TLS1.2.

LibvirtVncCACert

This specifies the CA certificate to use for VNC TLS. This file will be symlinked to the default CA path, which is /etc/pki/libvirt-vnc/ca-cert.pem. This parameter should be used if the default (which comes from the InternalTLSVncCAFile parameter) is not desired. The current default reflects TripleO’s default CA, which is FreeIPA. It will only be used if internal TLS is enabled.

MetadataNATRule

When true we create the NAT rule for the metadata service. The default value is False.

MigrationSshKey

SSH key for migration. Expects a dictionary with keys public_key and private_key. Values should be identical to SSH public/private key files. The default value is {'public_key': '', 'private_key': ''}.

MigrationSshPort

Target port for migration over ssh. The default value is 2022.

MysqlIPv6

Enable IPv6 in MySQL. The default value is False.

NeutronMetadataProxySharedSecret

Shared secret to prevent spoofing.

NeutronPhysnetNUMANodesMapping

Map of phynet name as key and NUMA nodes as value. For example: NeutronPhysnetNUMANodesMapping: {'foo': [0, 1], 'bar': [1]} where foo and bar are physnet names and corresponding values are list of associated numa_nodes.

NeutronTunnelNUMANodes

Used to configure NUMA affinity for all tunneled networks.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

NovaAdditionalCell

Whether this is an cell additional to the default cell. The default value is False.

NovaAutoDisabling

Max number of consecutive build failures before the nova-compute will disable itself. The default value is 10.

NovaComputeCpuSharedSet

A list or range of physical CPU cores will be used for best-effort guest vCPU resources (e.g. emulator threads in libvirt/QEMU). For example, NovaComputeCpuSharedSet: [4-12,^8,15] will reserve cores from 4-12 and 15, excluding 8.

NovaComputeEnableKsm

Whether to enable KSM on compute nodes or not. Especially in NFV use case one wants to keep it disabled. The default value is False.

NovaComputeLibvirtType

Libvirt domain type. Defaults to kvm. The default value is kvm.

NovaComputeLibvirtVifDriver

Libvirt VIF driver configuration for the network.

NovaComputeOptEnvVars

List of optional environment variables.

NovaComputeOptVolumes

List of optional volumes.

NovaCronArchiveDeleteRowsDestination

Cron to move deleted instances to another table - Log destination. The default value is /var/log/nova/nova-rowsflush.log.

NovaCronArchiveDeleteRowsHour

Cron to move deleted instances to another table - Hour. The default value is 0.

NovaCronArchiveDeleteRowsMaxRows

Cron to move deleted instances to another table - Max Rows. The default value is 100.

NovaCronArchiveDeleteRowsMinute

Cron to move deleted instances to another table - Minute. The default value is 1.

NovaCronArchiveDeleteRowsMonth

Cron to move deleted instances to another table - Month. The default value is *.

NovaCronArchiveDeleteRowsMonthday

Cron to move deleted instances to another table - Month Day. The default value is *.

NovaCronArchiveDeleteRowsPurge

Purge shadow tables immediately after scheduled archiving. The default value is False.

NovaCronArchiveDeleteRowsUntilComplete

Cron to move deleted instances to another table - Until complete. The default value is True.

NovaCronArchiveDeleteRowsUser

Cron to move deleted instances to another table - User. The default value is nova.

NovaCronArchiveDeleteRowsWeekday

Cron to move deleted instances to another table - Week Day. The default value is *.

NovaCronDBArchivedHour

Cron to move deleted instances to another table that doesn’t need backup - Hour. The default value is 0.

NovaCronDBArchivedMaxDelay

Cron to move deleted instances to another table that doesn’t need backup - Max Delay. The default value is 3600.

NovaCronDBArchivedMinute

Cron to move deleted instances to another table that doesn’t need backup - Minute. The default value is 1.

NovaCronDBArchivedMonth

Cron to move deleted instances to another table that doesn’t need backup - Month. The default value is *.

NovaCronDBArchivedMonthday

Cron to move deleted instances to another table that doesn’t need backup - Month Day. The default value is *.

NovaCronDBArchivedWeekday

Cron to move deleted instances to another table that doesn’t need backup - Week Day. The default value is *.

NovaCronPurgeShadowTablesAge

Cron to purge shadow tables - Age This will define the retention policy when purging the shadow tables in days. 0 means, purge data older than today in shadow tables. The default value is 14.

NovaCronPurgeShadowTablesAllCells

Cron to purge shadow tables - All cells. The default value is False.

NovaCronPurgeShadowTablesDestination

Cron to purge shadow tables - Log destination. The default value is /var/log/nova/nova-rowspurge.log.

NovaCronPurgeShadowTablesHour

Cron to purge shadow tables - Hour. The default value is 5.

NovaCronPurgeShadowTablesMinute

Cron to purge shadow tables - Minute. The default value is 0.

NovaCronPurgeShadowTablesMonth

Cron to purge shadow tables - Month. The default value is *.

NovaCronPurgeShadowTablesMonthday

Cron to purge shadow tables - Month Day. The default value is *.

NovaCronPurgeShadowTablesUser

Cron to purge shadow tables - User. The default value is nova.

NovaCronPurgeShadowTablesVerbose

Cron to purge shadow tables - Verbose. The default value is False.

NovaCronPurgeShadowTablesWeekday

Cron to purge shadow tables - Week Day. The default value is *.

NovaDbSyncTimeout

Timeout for OpenStack Compute (nova) database synchronization in seconds. The default value is 300.

NovaDefaultFloatingPool

Default pool for floating IP addresses. The default value is public.

NovaEnableDBArchive

Whether to create cron job for archiving soft deleted rows in OpenStack Compute (nova) database. The default value is True.

NovaEnableDBPurge

Whether to create cron job for purging soft deleted rows in OpenStack Compute (nova) database. The default value is True.

NovaEnableNUMALiveMigration

Whether to enable or not the live migration for NUMA topology instances. The default value is False.

NovaHWMachineType

To specify a default machine type per host architecture. The default value is x86_64=pc-i440fx-rhel7.6.0,aarch64=virt-rhel7.6.0,ppc64=pseries-rhel7.6.0,ppc64le=pseries-rhel7.6.0.

NovaIPv6

Enable IPv6 features for OpenStack Compute (nova). The default value is False.

NovaLibvirtFileBackedMemory

Available capacity in MiB for file-backed memory. The default value is 0.

NovaLibvirtMemStatsPeriodSeconds

A number of seconds to memory usage statistics period, zero or negative value mean to disable memory usage statistics. The default value is 10.

NovaLibvirtNumPciePorts

Set num_pcie_ports to specify the number of PCIe ports an instance will get. Libvirt allows a custom number of PCIe ports (pcie-root-port controllers) a target instance will get. Some will be used by default, rest will be available for hotplug use. The default value is 16.

NovaLibvirtRxQueueSize

Virtio-net RX queue size. Valid values are 256, 512, 1024. The default value is 512.

NovaLibvirtTxQueueSize

Virtio-net TX queue size. Valid values are 256, 512, 1024. The default value is 512.

NovaLibvirtVolumeUseMultipath

Whether to enable or not the multipath connection of the volumes. The default value is False.

NovaLiveMigrationWaitForVIFPlug

Whether to wait for network-vif-plugged events before starting guest transfer. The default value is True.

NovaNfsEnabled

Whether to enable or not the NFS backend for OpenStack Compute (nova). The default value is False.

NovaNfsOptions

NFS mount options for nova storage (when NovaNfsEnabled is true). The default value is context=system_u:object_r:nfs_t:s0.

NovaNfsShare

NFS share to mount for nova storage (when NovaNfsEnabled is true).

NovaNfsVersion

NFS version used for nova storage (when NovaNfsEnabled is true). Since NFSv3 does not support full locking a NFSv4 version need to be used. To not break current installations the default is the previous hard coded version 4. The default value is 4.

NovaOVSBridge

Name of integration bridge used by Open vSwitch. The default value is br-int.

NovaOVSDBConnection

OVS DB connection string to used by OpenStack Compute (nova).

NovaPCIPassthrough

YAML list of PCI passthrough whitelist parameters.

NovaPassword

The password for the OpenStack Compute (nova) service and database account.

NovaPlacementAPIInterface

Endpoint interface to be used for the placement API. The default value is internal.

NovaReservedHostMemory

Reserved RAM for host processes. The default value is 4096.

NovaResumeGuestsShutdownTimeout

Number of seconds we’re willing to wait for a guest to shut down. If this is 0, then there is no time out (use with caution, as guests might not respond to a shutdown request). The default value is 300 seconds (5 minutes). The default value is 300.

NovaResumeGuestsStateOnHostBoot

Whether to start running instance on compute host reboot. The default value is False.

NovaSchedulerAvailableFilters

List of available filters for OpenStack Compute (nova) to use to filter nodes.

NovaSchedulerDefaultFilters

An array of filters OpenStack Compute (nova) uses to filter a node. OpenStack Compute applies these filters in the order they are listed. Place your most restrictive filters first to make the filtering process more efficient.

NovaSchedulerDiscoverHostsInCellsInterval

This value controls how often (in seconds) the scheduler should attempt to discover new hosts that have been added to cells. The default value of -1 disables the periodic task completely. It is recommended to set this parameter for deployments using OpenStack Bare Metal (ironic). The default value is -1.

NovaSchedulerMaxAttempts

Maximum number of attempts the scheduler will make when deploying the instance. You should keep it greater or equal to the number of bare metal nodes you expect to deploy at once to work around potential race conditions when scheduling. The default value is 3.

NovaSchedulerWorkers

Number of workers for OpenStack Compute (nova) Scheduler services. The default value is 0.

NovaSyncPowerStateInterval

Interval to sync power states between the database and the hypervisor. Set to -1 to disable. Setting this to 0 will run at the default rate. The default value is 0.

NovaVcpuPinSet

A list or range of physical CPU cores to reserve for virtual machine processes. For example, NovaVcpuPinSet: [4-12,^8] reserves cores from 4-12 excluding 8.

NovaWorkers

Number of workers for the Compute’s Conductor service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is 0.

QemuCACert

This specifies the CA certificate to use for qemu. This file will be symlinked to the default CA path, which is /etc/pki/qemu/ca-cert.pem. This parameter should be used if the default (which comes from the InternalTLSQemuCAFile parameter) is not desired. The current default reflects TripleO’s default CA, which is FreeIPA. It will only be used if internal TLS is enabled.

QemuMemoryBackingDir

Directory used for memoryBacking source if configured as file. NOTE: big files will be stored here.

StackUpdateType

Type of update, to differentiate between UPGRADE and UPDATE cases when StackAction is UPDATE (both are the same stack action).

UpgradeLevelNovaCompute

OpenStack Compute upgrade level.

UseTLSTransportForNbd

If set to true and if EnableInternalTLS is enabled, it will enable TLS transport for libvirt NBD and configure the relevant keys for libvirt. The default value is True.

UseTLSTransportForVnc

If set to true and if EnableInternalTLS is enabled, it will enable TLS transport for libvirt VNC and configure the relevant keys for libvirt. The default value is True.

VerifyGlanceSignatures

Whether to verify image signatures. The default value is False.

VhostuserSocketGroup

The vhost-user socket directory group name. Defaults to qemu. When vhostuser mode is dpdkvhostuserclient (which is the default mode), the vhost socket is created by qemu. The default value is qemu.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

NtpServer

NTP servers list. Defaulted to a set of pool.ntp.org servers in order to have a sane default for Pacemaker deployments when not configuring this parameter by default. The default value is ['0.pool.ntp.org', '1.pool.ntp.org', '2.pool.ntp.org', '3.pool.ntp.org'].

SaharaPassword

The password for the clusting service and database account.

SaharaPlugins

Clustering enabled plugin list. The default value is ['ambari', 'cdh', 'mapr', 'vanilla', 'spark', 'storm'].

SaharaWorkers

Set the number of workers for the clustering service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is 0.

ControllerEnableSwiftStorage

Whether to enable object storage on Controller nodes. The default value is True.

DeployIdentifier

Setting this to a unique value will re-run any deployment tasks which perform configuration on a OpenStack Orchestration (heat) stack-update.

SwiftAccountWorkers

Number of workers for Swift account service. The default value is 0.

SwiftCeilometerIgnoreProjects

Comma-separated list of project names to ignore. The default value is ['service'].

SwiftCeilometerPipelineEnabled

Set to False to disable the object storage proxy ceilometer pipeline. The default value is False.

SwiftContainerSharderEnabled

Set to True to enable Swift container sharder service. The default value is False.

SwiftContainerWorkers

Number of workers for Swift account service. The default value is 0.

SwiftCorsAllowedOrigin

Indicate whether this resource may be shared with the domain received in the request "origin" header.

SwiftEncryptionEnabled

Set to True to enable data-at-rest encryption in Swift. The default value is False.

SwiftHashSuffix

A random string to be used as a salt when hashing to determine mappings in the ring.

SwiftMinPartHours

The minimum time (in hours) before a partition in a ring can be moved following a rebalance. The default value is 1.

SwiftMountCheck

Check if the devices are mounted to prevent accidentally writing to the root device. The default value is False.

SwiftObjectWorkers

Number of workers for Swift account service. The default value is 0.

SwiftPartPower

Partition power to use when building object storage rings. The default value is 10.

SwiftPassword

The password for the object storage service account.

SwiftProxyNodeTimeout

Timeout for requests going from swift-proxy to account, container, and object services. The default value is 60.

SwiftRawDisks

Additional raw devices to use for the object storage backend. For example: {sdb: {}}

SwiftReplicas

Number of replicas to use in the object storage rings. The default value is 3.

SwiftRingBuild

Whether to manage object storage rings or not. The default value is True.

SwiftRingGetTempurl

A temporary Swift URL to download rings from.

SwiftRingPutTempurl

A temporary Swift URL to upload rings to.

SwiftUseLocalDir

Use a local directory for object storage services when building rings. The default value is True.

SwiftWorkers

Number of workers for object storage service. Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is 0.

AmqpNotifyAddressPrefix

Address prefix for Notification addresses.

AmqpRpcAddressPrefix

Address prefix for RPC addresses.

AodhPassword

The password for the OpenStack Telemetry Alarming (aodh) services.

CeilometerEnablePanko

Check if panko need to be enabled or not. The default value is True.

CeilometerMeteringSecret

Secret shared by the Telemetry services.

CeilometerPassword

The password for the Telemetry service account.

CeilometerQdrPublish

Whether to send telemetry data to Qdr. The default value is False.

CephClusterName

The Ceph cluster name. The default value is ceph.

GnocchiArchivePolicy

(DEPRECATED) archive policy to use with OpenStack Telemetry Metrics (gnocchi) backend. The default value is ceilometer-low-rate.

GnocchiBackend

The short name of the OpenStack Telemetry Metrics (gnocchi) backend to use. Should be one of swift, rbd, or file. The default value is swift.

GnocchiCorsAllowedOrigin

Indicate whether this resource may be shared with the domain received in the request "origin" header.

GnocchiExternalProject

Project name of resources creator in OpenStack Telemetry Metrics (gnocchi). The default value is service.

GnocchiFileBasePath

Path to use when file driver is used. This could be NFS or a flat file. The default value is /var/lib/gnocchi.

GnocchiIncomingStorageDriver

Storage driver to use for incoming metric data. The default value is redis.

GnocchiIndexerBackend

The short name of the OpenStack Telemetry Metrics (gnocchi) indexer backend to use. The default value is mysql.

GnocchiMetricdWorkers

Number of workers for OpenStack Telemetry Metrics (gnocchi). Note that more workers creates a larger number of processes on systems, which results in excess memory consumption. It is recommended to choose a suitable non-default value on systems with high CPU core counts. 0 sets to the OpenStack internal default, which is equal to the number of CPU cores on the node. The default value is equal to the number of vCPU cores on the physical node.

GnocchiPassword

The password for the OpenStack Telemetry Metrics (gnocchi) service and database account.

GnocchiStorageS3AccessKeyId

S3 storage access key Id.

GnocchiStorageS3AccessSecret

S3 storage access key secret.

GnocchiStorageS3BucketPrefix

S3 storage bucket prefix.

GnocchiStorageS3Endpoint

The endpoint url for S3 storage.

GnocchiStorageS3RegionName

S3 Region name.

GnocchiStorageSwiftEndpointType

Set to modify which endpoint type is OpenStack Telemetry Metrics (gnocchi) accessing swift from. The default value is internalURL.

ManageEventPipeline

Whether to manage event_pipeline.yaml. The default value is True.

ManagePipeline

Whether to manage pipeline.yaml. The default value is False.

ManagePolling

Whether to manage polling.yaml. The default value is False.

MetricProcessingDelay

Delay between processing metrics. The default value is 30.

MetricsQdrPort

Service name or port number on which the qdrouterd will accept connections. This argument must be string, even if the numeric form is used. The default value is 5666.

NotificationDriver

Driver or drivers to handle sending notifications. The default value is messagingv2.

NumberOfStorageSacks

Number of storage sacks to create. The default value is 128.

PipelinePublishers

A list of publishers to put in pipeline.yaml. When the collector is used, override this with notifier:// publisher. Set ManagePipeline to true for override to take effect. The default value is ['gnocchi://?filter_project=service&archive_policy=low'].

SnmpdReadonlyUserName

The user name for SNMPd with readonly rights running on all Overcloud nodes. The default value is ro_snmp_user.

SnmpdReadonlyUserPassword

The user password for SNMPd with readonly rights running on all Overcloud nodes.

ChronyAclRules

Access Control List of NTP clients. By default no clients are permitted. The default value is ['deny all'].

ChronyGlobalPoolOptions

Default pool options for the configured NTP pools in chrony.conf. If this is specified, NtpIburstEnable, MaxPoll, and MinPoll are ignored.

ChronyGlobalServerOptions

Default server options for the configured NTP servers in chrony.conf. If this is specified, NtpIburstEnable, MaxPoll, and MinPoll are ignored.

EnablePackageInstall

Set to true to enable package installation at deploy time. The default value is false.

MaxPoll

Specify maximum poll interval of upstream servers for NTP messages, in seconds to the power of two. Allowed values are 4 to 17. The default value is 10.

MinPoll

Specify minimum poll interval of upstream servers for NTP messages, in seconds to the power of two. The minimum poll interval defaults to 6 (64 s). Allowed values are 4 to 17. The default value is 6.

NtpIburstEnable

Specifies whether to enable the iburst option for every NTP peer. If iburst is enabled, when the NTP server is unreachable NTP will send a burst of eight packages instead of one. This is designed to speed up the initial syncrhonization. The default value is True.

NtpPool

NTP pool list. Defaults to [], so only NtpServer is used by default.

NtpServer

NTP servers list. The default value is ['0.pool.ntp.org', '1.pool.ntp.org', '2.pool.ntp.org', '3.pool.ntp.org'].

TimeZone

The timezone to be set on the overcloud. The default value is UTC.