Chapter 6. Ceph Storage Parameters

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 is: false 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 is: backups 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 is: volumes The default value is volumes.

DeploymentServerBlacklist

List of server hostnames to blacklist from any triggered deployments.

GlanceRbdPoolName

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

GnocchiRbdPoolName

Pool to use for Telemetry storage. The default is: metrics 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. For example, the mistral user in the mistral-executor container must be able to read/write to /var/lib/mistral/ceph_fetch.

ManilaCephFSCephFSAuthId

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

ManilaCephFSDataPoolName

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