nova¶

nova add-secgroup¶

usage: nova add-secgroup <server> <secgroup>

Add a Security Group to a server.

Positional arguments:

<server>

Name or ID of server.

<secgroup>

Name or ID of Security Group.

nova agent-create¶

usage: nova agent-create <os> <architecture> <version> <url> <md5hash>
                         <hypervisor>

Create new agent build.

Positional arguments:

<os>

Type of OS.

<architecture>

Type of architecture.

<version>

Version.

<url>

URL.

<md5hash>

MD5 hash.

<hypervisor>

Type of hypervisor.

nova agent-delete¶

usage: nova agent-delete <id>

Delete existing agent build.

Positional arguments:

<id>

ID of the agent-build.

nova agent-list¶

usage: nova agent-list [--hypervisor <hypervisor>]

List all builds.

Optional arguments:

--hypervisor <hypervisor>

Type of hypervisor.

nova agent-modify¶

usage: nova agent-modify <id> <version> <url> <md5hash>

Modify existing agent build.

Positional arguments:

<id>

ID of the agent-build.

<version>

Version.

<url>

URL

<md5hash>

MD5 hash.

nova aggregate-add-host¶

usage: nova aggregate-add-host <aggregate> <host>

Add the host to the specified aggregate.

Positional arguments:

<aggregate>

Name or ID of aggregate.

<host>

The host to add to the aggregate.

nova aggregate-create¶

usage: nova aggregate-create <name> [<availability-zone>]

Create a new aggregate with the specified details.

Positional arguments:

<name>

Name of aggregate.

<availability-zone>

The availability zone of the aggregate (optional).

nova aggregate-delete¶

usage: nova aggregate-delete <aggregate>

Delete the aggregate.

Positional arguments:

<aggregate>

Name or ID of aggregate to delete.

nova aggregate-list¶

usage: nova aggregate-list

Print a list of all aggregates.

nova aggregate-remove-host¶

usage: nova aggregate-remove-host <aggregate> <host>

Remove the specified host from the specified aggregate.

Positional arguments:

<aggregate>

Name or ID of aggregate.

<host>

The host to remove from the aggregate.

nova aggregate-set-metadata¶

usage: nova aggregate-set-metadata <aggregate> <key=value> [<key=value> ...]

Update the metadata associated with the aggregate.

Positional arguments:

<aggregate>

Name or ID of aggregate to update.

<key=value>

Metadata to add/update to aggregate. Specify only the key to delete a metadata item.

nova aggregate-show¶

usage: nova aggregate-show <aggregate>

Show details of the specified aggregate.

Positional arguments:

<aggregate>

Name or ID of aggregate.

nova aggregate-update¶

usage: nova aggregate-update [--name NAME]
                             [--availability-zone <availability-zone>]
                             <aggregate>

Update the aggregate’s name and optionally availability zone.

Positional arguments:

<aggregate>

Name or ID of aggregate to update.

Optional arguments:

--name NAME

New name for aggregate.

--availability-zone <availability-zone>

New availability zone for aggregate.

nova availability-zone-list¶

usage: nova availability-zone-list

List all the availability zones.

nova backup¶

usage: nova backup <server> <name> <backup-type> <rotation>

Backup a server by creating a ‘backup’ type snapshot.

Positional arguments:

<server>

Name or ID of server.

<name>

Name of the backup image.

<backup-type>

The backup type, like “daily” or “weekly”.

<rotation>

Int parameter representing how many backups to keep around.

nova boot¶

usage: nova boot [--flavor <flavor>] [--image <image>]
                 [--image-with <key=value>] [--boot-volume <volume_id>]
                 [--snapshot <snapshot_id>] [--min-count <number>]
                 [--max-count <number>] [--meta <key=value>]
                 [--file <dst-path=src-path>] [--key-name <key-name>]
                 [--user-data <user-data>]
                 [--availability-zone <availability-zone>]
                 [--security-groups <security-groups>]
                 [--block-device-mapping <dev-name=mapping>]
                 [--block-device key1=value1[,key2=value2...]]
                 [--swap <swap_size>]
                 [--ephemeral size=<size>[,format=<format>]]
                 [--hint <key=value>]
                 [--nic <auto,none,net-id=net-uuid,net-name=network-name,port-id=port-uuid,v4-fixed-ip=ip-addr,v6-fixed-ip=ip-addr,tag=tag>]
                 [--config-drive <value>] [--poll] [--admin-pass <value>]
                 [--access-ip-v4 <value>] [--access-ip-v6 <value>]
                 [--description <description>]
                 [--trusted-image-certificate-id <trusted-image-certificate-id>]
                 <name>

Boot a new server.

Positional arguments:

<name>

Name for the new server.

Optional arguments:

--flavor <flavor>

Name or ID of flavor (see ‘nova flavor-list’).

--image <image>

Name or ID of image (see ‘glance image-list’).

--image-with <key=value>

Image metadata property (see ‘glance image-show’).

--boot-volume <volume_id>

Volume ID to boot from.

--snapshot <snapshot_id>

Snapshot ID to boot from (will create a volume).

--min-count <number>

Boot at least <number> servers (limited by quota).

--max-count <number>

Boot up to <number> servers (limited by quota).

--meta <key=value>

Record arbitrary key/value metadata to /meta_data.json on the metadata server. Can be specified multiple times.

--file <dst-path=src-path>

Store arbitrary files from <src-path> locally to <dst-path> on the new server. Limited by the injected_files quota value.

--key-name <key-name>

Key name of keypair that should be created earlier with the command keypair-add.

--user-data <user-data>

user data file to pass to be exposed by the metadata server.

--availability-zone <availability-zone>

The availability zone for server placement.

--security-groups <security-groups>

Comma separated list of security group names.

--block-device-mapping <dev-name=mapping>

Block device mapping in the format <dev-name>=<id>:<type>:<size(GB)>:<delete-on-terminate>.

--block-device

key1=value1[,key2=value2…] Block device mapping with the keys: id=UUID (image_id, snapshot_id or volume_id only if using source image, snapshot or volume) source=source type (image, snapshot, volume or blank), dest=destination type of the block device (volume or local), bus=device’s bus (e.g. uml, lxc, virtio, …; if omitted, hypervisor driver chooses a suitable default, honoured only if device type is supplied) type=device type (e.g. disk, cdrom, …; defaults to ‘disk’) device=name of the device (e.g. vda, xda, …; if omitted, hypervisor driver chooses suitable device depending on selected bus; note the libvirt driver always uses default device names), size=size of the block device in MB(for swap) and in GB(for other formats) (if omitted, hypervisor driver calculates size), format=device will be formatted (e.g. swap, ntfs, …; optional), bootindex=integer used for ordering the boot disks (for image backed instances it is equal to 0, for others need to be specified), shutdown=shutdown behaviour (either preserve or remove, for local destination set to remove) and tag=device metadata tag (optional). (Supported by API versions ‘2.42’ - ‘2.latest’)

--swap <swap_size>

Create and attach a local swap block device of <swap_size> MB.

--ephemeral

size=<size>[,format=<format>] Create and attach a local ephemeral block device of <size> GB and format it to <format>.

--hint <key=value>

Send arbitrary key/value pairs to the scheduler for custom use.

--nic <auto,none,net-id=net-uuid,net-name=network-name,port-id=port-uuid,v4-fixed-ip=ip-addr,v6-fixed-ip=ip-addr,tag=tag>

Create a NIC on the server. Specify option multiple times to create multiple nics unless using the special ‘auto’ or ‘none’ values. auto: automatically allocate network resources if none are available. This cannot be specified with any other nic value and cannot be specified multiple times. none: do not attach a NIC at all. This cannot be specified with any other nic value and cannot be specified multiple times. net-id: attach NIC to network with a specific UUID. net-name: attach NIC to network with this name (either port-id or net-id or net-name must be provided), v4-fixed-ip: IPv4 fixed address for NIC (optional), v6-fixed-ip: IPv6 fixed address for NIC (optional), port-id: attach NIC to port with this UUID tag: interface metadata tag (optional) (either port-id or net-id must be provided). (Supported by API versions ‘2.42’ - ‘2.latest’)

--config-drive <value>

Enable config drive.

--poll

Report the new server boot progress until it completes.

--admin-pass <value>

Admin password for the instance.

--access-ip-v4 <value>

Alternative access IPv4 of the instance.

--access-ip-v6 <value>

Alternative access IPv6 of the instance.

--description <description>

Description for the server. (Supported by API versions ‘2.19’ - ‘2.latest’)

--trusted-image-certificate-id <trusted-image-certificate-id>

Trusted image certificate IDs used to validate certificates during the image signature verification process. Defaults to env[OS_TRUSTED_IMAGE_CERTIFICATE_IDS]. May be specified multiple times to pass multiple trusted image certificate IDs. (Supported by API versions ‘2.63’ - ‘2.latest’)

nova cell-capacities¶

usage: nova cell-capacities [--cell <cell-name>]

Get cell capacities for all cells or a given cell.

Optional arguments:

--cell <cell-name>

Name of the cell to get the capacities.

nova cell-show¶

usage: nova cell-show <cell-name>

Show details of a given cell.

Positional arguments:

<cell-name>

Name of the cell.

nova clear-password¶

usage: nova clear-password <server>

Clear the admin password for a server from the metadata server. This action does not actually change the instance server password.

Positional arguments:

<server>

Name or ID of server.

nova console-log¶

usage: nova console-log [--length <length>] <server>

Get console log output of a server.

Locale encoding issues

If you encounter an error such as:

UnicodeEncodeError: 'ascii' codec can't encode characters in position

The solution to these problems is different depending on which locale your computer is running in.

For instance, if you have a German Linux machine, you can fix the problem by exporting the locale to de_DE.utf-8:

export LC_ALL=de_DE.utf-8
export LANG=de_DE.utf-8

If you are on a US machine, en_US.utf-8 is the encoding of choice. On some newer Linux systems, you could also try C.UTF-8 as the locale:

export LC_ALL=C.UTF-8
export LANG=C.UTF-8

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--length <length>

Length in lines to tail.

nova delete¶

usage: nova delete [--all-tenants] <server> [<server> ...]

Immediately shut down and delete specified server(s).

Positional arguments:

<server>

Name or ID of server(s).

Optional arguments:

--all-tenants

Delete server(s) in another tenant by name (Admin only).

nova diagnostics¶

usage: nova diagnostics <server>

Retrieve server diagnostics.

Positional arguments:

<server>

Name or ID of server.

nova evacuate¶

usage: nova evacuate [--password <password>] [--force] <server> [<host>]

Evacuate server from failed host.

Positional arguments:

<server>

Name or ID of server.

<host>

Name or ID of the target host. If no host is specified, the scheduler will choose one.

Optional arguments:

--password <password>

Set the provided admin password on the evacuated server. Not applicable if the server is on shared storage.

--force

Force to not verify the scheduler if a host is provided. (Supported by API versions ‘2.29’ -‘2.latest’)

nova flavor-access-add¶

usage: nova flavor-access-add <flavor> <tenant_id>

Add flavor access for the given tenant.

Positional arguments:

<flavor>

Flavor name or ID to add access for the given tenant.

<tenant_id>

Tenant ID to add flavor access for.

nova flavor-access-list¶

usage: nova flavor-access-list [--flavor <flavor>]

Print access information about the given flavor.

Optional arguments:

--flavor <flavor>

Filter results by flavor name or ID.

nova flavor-access-remove¶

usage: nova flavor-access-remove <flavor> <tenant_id>

Remove flavor access for the given tenant.

Positional arguments:

<flavor>

Flavor name or ID to remove access for the given tenant.

<tenant_id>

Tenant ID to remove flavor access for.

nova flavor-create¶

usage: nova flavor-create [--ephemeral <ephemeral>] [--swap <swap>]
                          [--rxtx-factor <factor>] [--is-public <is-public>]
                          <name> <id> <ram> <disk> <vcpus>

Create a new flavor.

Positional arguments:

<name>

Unique name of the new flavor.

<id>

Unique ID of the new flavor. Specifying ‘auto’ will generated a UUID for the ID.

<ram>

Memory size in MB.

<disk>

Disk size in GB.

<vcpus>

Number of vcpus

Optional arguments:

--ephemeral <ephemeral>

Ephemeral space size in GB (default 0).

--swap <swap>

Swap space size in MB (default 0).

--rxtx-factor <factor>

RX/TX factor (default 1).

--is-public <is-public>

Make flavor accessible to the public (default true).

nova flavor-delete¶

usage: nova flavor-delete <flavor>

Delete a specific flavor

Positional arguments:

<flavor>

Name or ID of the flavor to delete.

nova flavor-key¶

usage: nova flavor-key <flavor> <action> <key=value> [<key=value> ...]

Set or unset extra_spec for a flavor.

Positional arguments:

<flavor>

Name or ID of flavor.

<action>

Actions: ‘set’ or ‘unset’.

<key=value>

Extra_specs to set/unset (only key is necessary on unset).

nova flavor-list¶

usage: nova flavor-list [--extra-specs] [--all] [--marker <marker>]
                        [--min-disk <min-disk>] [--min-ram <min-ram>]
                        [--limit <limit>] [--sort-key <sort-key>]
                        [--sort-dir <sort-dir>]

Print a list of available ‘flavors’ (sizes of servers).

Optional arguments:

--extra-specs

Get extra-specs of each flavor.

--all

Display all flavors (Admin only).

--marker <marker>

The last flavor ID of the previous page; displays list of flavors after “marker”.

--min-disk <min-disk>

Filters the flavors by a minimum disk space, in GiB.

--min-ram <min-ram>

Filters the flavors by a minimum RAM, in MB.

--limit <limit>

Maximum number of flavors to display. If limit is bigger than ‘CONF.api.max_limit’ option of Nova API, limit ‘CONF.api.max_limit’ will be used instead.

--sort-key <sort-key>

Flavors list sort key.

--sort-dir <sort-dir>

Flavors list sort direction.

nova flavor-show¶

usage: nova flavor-show <flavor>

Show details about the given flavor.

Positional arguments:

<flavor>

Name or ID of flavor.

nova flavor-update¶

usage: nova flavor-update <flavor> <description>

Update the description of an existing flavor. (Supported by API versions ‘2.55’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments

<flavor>

Name or ID of the flavor to update.

<description>

A free form description of the flavor. Limited to 65535 characters in length. Only printable characters are allowed.

nova force-delete¶

usage: nova force-delete <server>

Force delete a server.

Positional arguments:

<server>

Name or ID of server.

nova get-mks-console¶

usage: nova get-mks-console <server>

Get an MKS console to a server. (Supported by API versions ‘2.8’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

nova get-password¶

usage: nova get-password <server> [<private-key>]

Get the admin password for a server. This operation calls the metadata service to query metadata information and does not read password information from the server itself.

Positional arguments:

<server>

Name or ID of server.

<private-key>

Private key (used locally to decrypt password) (Optional). When specified, the command displays the clear (decrypted) VM password. When not specified, the ciphered VM password is displayed.

nova get-rdp-console¶

usage: nova get-rdp-console <server> <console-type>

Get a rdp console to a server.

Positional arguments:

<server>

Name or ID of server.

<console-type>

Type of rdp console (“rdp-html5”).

nova get-serial-console¶

usage: nova get-serial-console [--console-type CONSOLE_TYPE] <server>

Get a serial console to a server.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--console-type CONSOLE_TYPE

Type of serial console, default=”serial”.

nova get-spice-console¶

usage: nova get-spice-console <server> <console-type>

Get a spice console to a server.

Positional arguments:

<server>

Name or ID of server.

<console-type>

Type of spice console (“spice-html5”).

nova get-vnc-console¶

usage: nova get-vnc-console <server> <console-type>

Get a vnc console to a server.

Positional arguments:

<server>

Name or ID of server.

<console-type>

Type of vnc console (“novnc” or “xvpvnc”).

nova host-evacuate¶

usage: nova host-evacuate [--target_host <target_host>] [--force] <host>

Evacuate all instances from failed host.

Positional arguments:

<host>

Name of host.

Optional arguments:

--target_host <target_host>

Name of target host. If no host is specified the scheduler will select a target.

--force

Force to not verify the scheduler if a host is provided. (Supported by API versions ‘2.29’ -‘2.latest’)

nova host-evacuate-live¶

usage: nova host-evacuate-live [--target-host <target_host>] [--block-migrate]
                               [--max-servers <max_servers>] [--force]
                               <host>

Live migrate all instances off the specified host to other available hosts.

Positional arguments:

<host>

Name of host.

Optional arguments:

--target-host <target_host>

Name of target host.

--block-migrate

Enable block migration. (Default=auto) (Supported by API versions ‘2.25’ - ‘2.latest’)

--max-servers <max_servers>

Maximum number of servers to live migrate simultaneously

--force

Force to not verify the scheduler if a host is provided. (Supported by API versions ‘2.30’ -‘2.latest’)

nova host-meta¶

usage: nova host-meta <host> <action> <key=value> [<key=value> ...]

Set or Delete metadata on all instances of a host.

Positional arguments:

<host>

Name of host.

<action>

Actions: ‘set’ or ‘delete’

<key=value>

Metadata to set or delete (only key is necessary on delete)

nova host-servers-migrate¶

usage: nova host-servers-migrate <host>

Cold migrate all instances off the specified host to other available hosts.

Positional arguments:

<host>

Name of host.

nova hypervisor-list¶

usage: nova hypervisor-list [--matching <hostname>] [--marker <marker>]
                            [--limit <limit>]

List hypervisors. (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Optional arguments:

--matching <hostname>

List hypervisors matching the given <hostname>. If matching is used limit and marker options will be ignored.

--marker <marker>

The last hypervisor of the previous page; displays list of hypervisors after “marker”.

--limit <limit>

Maximum number of hypervisors to display. If limit is bigger than ‘CONF.api.max_limit’ option of Nova API, limit ‘CONF.api.max_limit’ will be used instead.

nova hypervisor-servers¶

usage: nova hypervisor-servers <hostname>

List servers belonging to specific hypervisors.

Positional arguments:

<hostname>

The hypervisor hostname (or pattern) to search for.

nova hypervisor-show¶

usage: nova hypervisor-show [--wrap <integer>] <hypervisor>

Display the details of the specified hypervisor.

Positional arguments:

<hypervisor>

Name or ID of the hypervisor to show the details of.

Optional arguments:

--wrap <integer>

Wrap the output to a specified length. Default is 40 or 0 to disable

nova hypervisor-stats¶

usage: nova hypervisor-stats

Get hypervisor statistics over all compute nodes.

nova hypervisor-uptime¶

usage: nova hypervisor-uptime <hypervisor>

Display the uptime of the specified hypervisor.

Positional arguments:

<hypervisor>

Name or ID of the hypervisor to show the uptime of.

nova image-create¶

usage: nova image-create [--metadata <key=value>] [--show] [--poll]
                         <server> <name>

Create a new image by taking a snapshot of a running server.

Positional arguments:

<server>

Name or ID of server.

<name>

Name of snapshot.

Optional arguments:

--metadata <key=value>

Record arbitrary key/value metadata to /meta_data.json on the metadata server. Can be specified multiple times.

--show

Print image info.

--poll

Report the snapshot progress and poll until image creation is complete.

nova instance-action¶

usage: nova instance-action <server> <request_id>

Show an action.

Positional arguments:

<server>

Name or UUID of the server to show actions for. Only UUID can be used to show actions for a deleted server. (Supported by API versions ‘2.21’ - ‘2.latest’)

<request_id>

Request ID of the action to get.

nova instance-action-list¶

usage: nova instance-action-list [--marker <marker>] [--limit <limit>]
                                 [--changes-since <changes_since>]
                                 <server>

List actions on a server.

Positional arguments:

<server>

Name or UUID of the server to list actions for. Only UUID can be used to list actions on a deleted server. (Supported by API versions ‘2.21’ - ‘2.latest’)

Optional arguments:

--marker <marker>

The last instance action of the previous page; displays list of actions after “marker”. (Supported by API versions ‘2.58’ - ‘2.latest’)

--limit <limit>

Maximum number of instance actions to display. Note that there is a configurable max limit on the server, and the limit that is used will be the minimum of what is requested here and what is configured in the server. (Supported by API versions ‘2.58’ - ‘2.latest’)

--changes-since <changes_since>

List only instance actions changed after a certain point of time. The provided time should be an ISO 8061 formatted time. e.g. 2016-03-04T06:27:59Z. (Supported by API versions ‘2.58’ - ‘2.latest’)

nova interface-attach¶

usage: nova interface-attach [--port-id <port_id>] [--net-id <net_id>]
                             [--fixed-ip <fixed_ip>]
                             <server>

Attach a network interface to a server.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--port-id <port_id>

Port ID.

--net-id <net_id>

Network ID

--fixed-ip <fixed_ip>

Requested fixed IP.

nova interface-detach¶

usage: nova interface-detach <server> <port_id>

Detach a network interface from a server.

Positional arguments:

<server>

Name or ID of server.

<port_id>

Port ID.

nova interface-list¶

usage: nova interface-list <server>

List interfaces attached to a server.

Positional arguments:

<server>

Name or ID of server.

nova keypair-add¶

usage: nova keypair-add [--pub-key <pub-key>] [--key-type <key-type>]
                        [--user <user-id>]
                        <name>

Create a new key pair for use with servers.

Positional arguments:

<name>

Name of key.

Optional arguments:

--pub-key <pub-key>

Path to a public ssh key.

--key-type <key-type>

Keypair type. Can be ssh or x509. (Supported by API versions ‘2.2’ - ‘2.latest’)

--user <user-id>

ID of user to whom to add key-pair (Admin only). (Supported by API versions ‘2.10’ - ‘2.latest’)

nova keypair-delete¶

usage: nova keypair-delete [--user <user-id>] <name>

Delete keypair given by its name. (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<name>

Keypair name to delete.

Optional arguments:

--user <user-id>

ID of key-pair owner (Admin only).

nova keypair-list¶

usage: nova keypair-list [--user <user-id>] [--marker <marker>]
                         [--limit <limit>]

Print a list of keypairs for a user (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Optional arguments:

--user <user-id>

List key-pairs of specified user ID (Admin only).

--marker <marker>

The last keypair of the previous page; displays list of keypairs after “marker”.

--limit <limit>

Maximum number of keypairs to display. If limit is bigger than ‘CONF.api.max_limit’ option of Nova API, limit ‘CONF.api.max_limit’ will be used instead.

nova keypair-show¶

usage: nova keypair-show [--user <user-id>] <keypair>

Show details about the given keypair. (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<keypair>

Name of keypair.

Optional arguments:

--user <user-id>

ID of key-pair owner (Admin only).

nova limits¶

usage: nova limits [--tenant [<tenant>]] [--reserved]

Print rate and absolute limits.

Optional arguments:

--tenant [<tenant>]

Display information from single tenant (Admin only).

--reserved

Include reservations count.

nova list¶

usage: nova list [--reservation-id <reservation-id>] [--ip <ip-regexp>]
                 [--ip6 <ip6-regexp>] [--name <name-regexp>]
                 [--instance-name <name-regexp>] [--status <status>]
                 [--flavor <flavor>] [--image <image>] [--host <hostname>]
                 [--all-tenants [<0|1>]] [--tenant [<tenant>]]
                 [--user [<user>]] [--deleted] [--fields <fields>] [--minimal]
                 [--sort <key>[:<direction>]] [--marker <marker>]
                 [--limit <limit>] [--changes-since <changes_since>]
                 [--tags <tags>] [--tags-any <tags-any>]
                 [--not-tags <not-tags>] [--not-tags-any <not-tags-any>]

List servers.

Optional arguments:

--reservation-id <reservation-id>

Only return servers that match reservation-id.

--ip <ip-regexp>

Search with regular expression match by IP address.

--ip6 <ip6-regexp>

Search with regular expression match by IPv6 address.

--name <name-regexp>

Search with regular expression match by name.

--instance-name <name-regexp>

Search with regular expression match by server name.

--status <status>

Search by server status.

--flavor <flavor>

Search by flavor name or ID.

--image <image>

Search by image name or ID.

--host <hostname>

Search servers by hostname to which they are assigned (Admin only).

--all-tenants [<0|1>]

Display information from all tenants (Admin only).

--tenant [<tenant>]

Display information from single tenant (Admin only).

--user [<user>]

Display information from single user (Admin only).

--deleted

Only display deleted servers (Admin only).

--fields <fields>

Comma-separated list of fields to display. Use the show command to see which fields are available.

--minimal

Get only UUID and name.

--sort <key>[:<direction>]

Comma-separated list of sort keys and directions in the form of <key>[:<asc|desc>]. The direction defaults to descending if not specified.

--marker <marker>

The last server UUID of the previous page; displays list of servers after “marker”.

--limit <limit>

Maximum number of servers to display. If limit == -1, all servers will be displayed. If limit is bigger than ‘CONF.api.max_limit’ option of Nova API, limit ‘CONF.api.max_limit’ will be used instead.

--changes-since <changes_since>

List only servers changed after a certain point of time.The provided time should be an ISO 8061 formatted time.ex 2016-03-04T06:27:59Z .

--tags <tags>

The given tags must all be present for a server to be included in the list result. Boolean expression in this case is ‘t1 AND t2’. Tags must be separated by commas: –tags <tag1,tag2> (Supported by API versions ‘2.26’ - ‘2.latest’)

--tags-any <tags-any>

If one of the given tags is present the server will be included in the list result. Boolean expression in this case is ‘t1 OR t2’. Tags must be separated by commas: –tags-any <tag1,tag2> (Supported by API versions ‘2.26’ - ‘2.latest’)

--not-tags <not-tags>

Only the servers that do not have any of the given tags will be included in the list results. Boolean expression in this case is ‘NOT(t1 AND t2)’. Tags must be separated by commas: –not-tags <tag1,tag2> (Supported by API versions ‘2.26’ - ‘2.latest’)

--not-tags-any <not-tags-any>

Only the servers that do not have at least one of the given tags will be included in the list result. Boolean expression in this case is ‘NOT(t1 OR t2)’. Tags must be separated by commas: –not-tags-any <tag1,tag2> (Supported by API versions ‘2.26’ - ‘2.latest’)

nova list-extensions¶

usage: nova list-extensions

List all the os-api extensions that are available.

nova list-secgroup¶

usage: nova list-secgroup <server>

List Security Group(s) of a server.

Positional arguments:

<server>

Name or ID of server.

nova live-migration¶

usage: nova live-migration [--block-migrate] [--force] <server> [<host>]

Migrate running server to a new machine.

Positional arguments:

<server>

Name or ID of server.

<host>

Destination host name.

Optional arguments:

--block-migrate

True in case of block_migration. (Default=auto:live_migration) (Supported by API versions ‘2.25’ - ‘2.latest’)

--force

Force to not verify the scheduler if a host is provided. (Supported by API versions ‘2.30’ - ‘2.latest’)

nova live-migration-abort¶

usage: nova live-migration-abort <server> <migration>

Abort an on-going live migration. (Supported by API versions ‘2.24’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

For microversions from 2.24 to 2.64 the migration status must be running; for microversion 2.65 and greater, the migration status can also be queued and preparing.

Positional arguments:

<server>

Name or ID of server.

<migration>

ID of migration.

nova live-migration-force-complete¶

usage: nova live-migration-force-complete <server> <migration>

Force on-going live migration to complete. (Supported by API versions ‘2.22’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

<migration>

ID of migration.

nova lock¶

usage: nova lock <server>

Lock a server. A normal (non-admin) user will not be able to execute actions on a locked server.

Positional arguments:

<server>

Name or ID of server.

nova meta¶

usage: nova meta <server> <action> <key=value> [<key=value> ...]

Set or delete metadata on a server.

Positional arguments:

<server>

Name or ID of server.

<action>

Actions: ‘set’ or ‘delete’.

<key=value>

Metadata to set or delete (only key is necessary on delete).

nova migrate¶

usage: nova migrate [--poll] <server>

Migrate a server. The new host will be selected by the scheduler.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--poll

Report the server migration progress until it completes.

nova migration-list¶

usage: nova migration-list [--instance-uuid <instance_uuid>] [--host <host>]
                           [--status <status>] [--marker <marker>]
                           [--limit <limit>] [--changes-since <changes_since>]

Print a list of migrations.

Optional arguments:

--instance-uuid <instance_uuid>

Fetch migrations for the given instance.

--host <host>

Fetch migrations for the given host.

--status <status>

Fetch migrations for the given status.

--marker <marker>

The last migration of the previous page; displays list of migrations after “marker”. Note that the marker is the migration UUID. (Supported by API versions ‘2.59’ - ‘2.latest’)

--limit <limit>

Maximum number of migrations to display. Note that there is a configurable max limit on the server, and the limit that is used will be the minimum of what is requested here and what is configured in the server. (Supported by API versions ‘2.59’ - ‘2.latest’)

--changes-since <changes_since>

List only migrations changed after a certain point of time. The provided time should be an ISO 8061 formatted time. e.g. 2016-03-04T06:27:59Z . (Supported by API versions ‘2.59’ - ‘2.latest’)

nova pause¶

usage: nova pause <server>

Pause a server.

Positional arguments:

<server>

Name or ID of server.

nova quota-class-show¶

usage: nova quota-class-show <class>

List the quotas for a quota class.

Positional arguments:

<class>

Name of quota class to list the quotas for.

nova quota-class-update¶

usage: nova quota-class-update [--instances <instances>] [--cores <cores>]
                               [--ram <ram>]
                               [--metadata-items <metadata-items>]
                               [--injected-files <injected-files>]
                               [--injected-file-content-bytes <injected-file-content-bytes>]
                               [--injected-file-path-bytes <injected-file-path-bytes>]
                               [--key-pairs <key-pairs>]
                               [--server-groups <server-groups>]
                               [--server-group-members <server-group-members>]
                               <class>

Update the quotas for a quota class. (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<class>

Name of quota class to set the quotas for.

Optional arguments:

--instances <instances>

New value for the “instances” quota.

--cores <cores>

New value for the “cores” quota.

--ram <ram>

New value for the “ram” quota.

--metadata-items <metadata-items>

New value for the “metadata-items” quota.

--injected-files <injected-files>

New value for the “injected-files” quota.

--injected-file-content-bytes <injected-file-content-bytes>

New value for the “injected-file-content-bytes” quota.

--injected-file-path-bytes <injected-file-path-bytes>

New value for the “injected-file-path-bytes” quota.

--key-pairs <key-pairs>

New value for the “key-pairs” quota.

--server-groups <server-groups>

New value for the “server-groups” quota.

--server-group-members <server-group-members>

New value for the “server-group-members” quota.

nova quota-defaults¶

usage: nova quota-defaults [--tenant <tenant-id>]

List the default quotas for a tenant.

Optional arguments:

--tenant <tenant-id>

ID of tenant to list the default quotas for.

nova quota-delete¶

usage: nova quota-delete --tenant <tenant-id> [--user <user-id>]

Delete quota for a tenant/user so their quota will Revert back to default.

Optional arguments:

--tenant <tenant-id>

ID of tenant to delete quota for.

--user <user-id>

ID of user to delete quota for.

nova quota-show¶

usage: nova quota-show [--tenant <tenant-id>] [--user <user-id>] [--detail]

List the quotas for a tenant/user.

Optional arguments:

--tenant <tenant-id>

ID of tenant to list the quotas for.

--user <user-id>

ID of user to list the quotas for.

--detail

Show detailed info (limit, reserved, in-use).

nova quota-update¶

usage: nova quota-update [--user <user-id>] [--instances <instances>]
                         [--cores <cores>] [--ram <ram>]
                         [--metadata-items <metadata-items>]
                         [--injected-files <injected-files>]
                         [--injected-file-content-bytes <injected-file-content-bytes>]
                         [--injected-file-path-bytes <injected-file-path-bytes>]
                         [--key-pairs <key-pairs>]
                         [--server-groups <server-groups>]
                         [--server-group-members <server-group-members>]
                         [--force]
                         <tenant-id>

Update the quotas for a tenant/user. (Supported by API versions ‘2.0’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<tenant-id>

ID of tenant to set the quotas for.

Optional arguments:

--user <user-id>

ID of user to set the quotas for.

--instances <instances>

New value for the “instances” quota.

--cores <cores>

New value for the “cores” quota.

--ram <ram>

New value for the “ram” quota.

--metadata-items <metadata-items>

New value for the “metadata-items” quota.

--injected-files <injected-files>

New value for the “injected-files” quota.

--injected-file-content-bytes <injected-file-content-bytes>

New value for the “injected-file-content-bytes” quota.

--injected-file-path-bytes <injected-file-path-bytes>

New value for the “injected-file-path-bytes” quota.

--key-pairs <key-pairs>

New value for the “key-pairs” quota.

--server-groups <server-groups>

New value for the “server-groups” quota.

--server-group-members <server-group-members>

New value for the “server-group-members” quota.

--force

Whether force update the quota even if the already used and reserved exceeds the new quota.

nova reboot¶

usage: nova reboot [--hard] [--poll] <server> [<server> ...]

Reboot a server.

Positional arguments:

<server>

Name or ID of server(s).

Optional arguments:

--hard

Perform a hard reboot (instead of a soft one). Note: Ironic does not currently support soft reboot; consequently, bare metal nodes will always do a hard reboot, regardless of the use of this option.

--poll

Poll until reboot is complete.

nova rebuild¶

usage: nova rebuild [--rebuild-password <rebuild-password>] [--poll]
                    [--minimal] [--preserve-ephemeral] [--name <name>]
                    [--description <description>] [--meta <key=value>]
                    [--file <dst-path=src-path>]
                    [--trusted-image-certificate-id <trusted-image-certificate-id>]
                    [--trusted-image-certificates-unset]
                    <server> <image>

Shutdown, re-image, and re-boot a server.

Positional arguments:

<server>

Name or ID of server.

<image>

Name or ID of new image.

Optional arguments:

--rebuild-password <rebuild-password>

Set the provided admin password on the rebuilt server.

--poll

Report the server rebuild progress until it completes.

--minimal

Skips flavor/image lookups when showing servers.

--preserve-ephemeral

Preserve the default ephemeral storage partition on rebuild.

--name <name>

Name for the new server.

--description <description>

New description for the server. (Supported by API versions ‘2.19’ - ‘2.latest’)

--meta <key=value>

Record arbitrary key/value metadata to /meta_data.json on the metadata server. Can be specified multiple times.

--file <dst-path=src-path>

Store arbitrary files from <src-path> locally to <dst-path> on the new server. You may store up to 5 files.

--trusted-image-certificate-id <trusted-image-certificate-id>

Trusted image certificate IDs used to validate certificates during the image signature verification process. Defaults to env[OS_TRUSTED_IMAGE_CERTIFICATE_IDS]. May be specified multiple times to pass multiple trusted image certificate IDs. (Supported by API versions ‘2.63’ - ‘2.latest’)

--trusted-image-certificates-unset

Unset trusted_image_certificates in the server. Cannot be specified with the --trusted-image-certificate-id option. (Supported by API versions ‘2.63’ - ‘2.latest’)

nova refresh-network¶

usage: nova refresh-network <server>

Refresh server network information.

Positional arguments:

<server>

Name or ID of a server for which the network cache should be refreshed from neutron (Admin only).

nova remove-secgroup¶

usage: nova remove-secgroup <server> <secgroup>

Remove a Security Group from a server.

Positional arguments:

<server>

Name or ID of server.

<secgroup>

Name of Security Group.

nova rescue¶

usage: nova rescue [--password <password>] [--image <image>] <server>

Reboots a server into rescue mode, which starts the machine from either the initial image or a specified image, attaching the current boot disk as secondary.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--password <password>

The admin password to be set in the rescue environment.

--image <image>

The image to rescue with.

nova reset-network¶

usage: nova reset-network <server>

Reset network of a server.

Positional arguments:

<server>

Name or ID of server.

nova reset-state¶

usage: nova reset-state [--all-tenants] [--active] <server> [<server> ...]

Reset the state of a server.

Positional arguments:

<server>

Name or ID of server(s).

Optional arguments:

--all-tenants

Reset state server(s) in another tenant by name (Admin only).

--active

Request the server be reset to “active” state instead of “error” state (the default).

nova resize¶

usage: nova resize [--poll] <server> <flavor>

Resize a server.

Positional arguments:

<server>

Name or ID of server.

<flavor>

Name or ID of new flavor.

Optional arguments:

--poll

Report the server resize progress until it completes.

nova resize-confirm¶

usage: nova resize-confirm <server>

Confirm a previous resize.

Positional arguments:

<server>

Name or ID of server.

nova resize-revert¶

usage: nova resize-revert <server>

Revert a previous resize (and return to the previous VM).

Positional arguments:

<server>

Name or ID of server.

nova restore¶

usage: nova restore <server>

Restore a soft-deleted server.

Positional arguments:

<server>

Name or ID of server.

nova resume¶

usage: nova resume <server>

Resume a server.

Positional arguments:

<server>

Name or ID of server.

nova server-group-create¶

usage: nova server-group-create [--rules <key=value>] <name> <policy>

Create a new server group with the specified details.

Positional arguments:

<name>

Server group name.

<policy>

Policy for the server groups.

--rule

Policy rules for the server groups. (Supported by API versions ‘2.64’ - ‘2.latest’）. Currently, only the max_server_per_host rule is supported for the anti-affinity policy. The max_server_per_host rule allows specifying how many members of the anti-affinity group can reside on the same compute host. If not specified, only one member from the same anti-affinity group can reside on a given host.

nova server-group-delete¶

usage: nova server-group-delete <id> [<id> ...]

Delete specific server group(s).

Positional arguments:

<id>

Unique ID(s) of the server group to delete.

nova server-group-get¶

usage: nova server-group-get <id>

Get a specific server group.

Positional arguments:

<id>

Unique ID of the server group to get.

nova server-group-list¶

usage: nova server-group-list [--limit <limit>] [--offset <offset>]
                              [--all-projects]

Print a list of all server groups.

Optional arguments:

--limit <limit>

Maximum number of server groups to display. If limit is bigger than ‘CONF.api.max_limit’ option of Nova API, limit ‘CONF.api.max_limit’ will be used instead.

--offset <offset>

The offset of groups list to display; use with limit to return a slice of server groups.

--all-projects

Display server groups from all projects (Admin only).

nova server-migration-list¶

usage: nova server-migration-list <server>

Get the migrations list of specified server. (Supported by API versions ‘2.23’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

nova server-migration-show¶

usage: nova server-migration-show <server> <migration>

Get the migration of specified server. (Supported by API versions ‘2.23’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

<migration>

ID of migration.

nova server-tag-add¶

usage: nova server-tag-add <server> <tag> [<tag> ...]

Add one or more tags to a server. (Supported by API versions ‘2.26’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

<tag>

Tag(s) to add.

nova server-tag-delete¶

usage: nova server-tag-delete <server> <tag> [<tag> ...]

Delete one or more tags from a server. (Supported by API versions ‘2.26’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

<tag>

Tag(s) to delete.

nova server-tag-delete-all¶

usage: nova server-tag-delete-all <server>

Delete all tags from a server. (Supported by API versions ‘2.26’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

nova server-tag-list¶

usage: nova server-tag-list <server>

Get list of tags from a server. (Supported by API versions ‘2.26’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

nova server-tag-set¶

usage: nova server-tag-set <server> <tags> [<tags> ...]

Set list of tags to a server. (Supported by API versions ‘2.26’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

<tags>

Tag(s) to set.

nova service-delete¶

usage: nova service-delete <id>

Delete the service.

Positional arguments:

<id>

ID of service.

nova service-disable¶

usage: nova service-disable [--reason <reason>] <hostname> <binary>

Disable the service.

Positional arguments:

<hostname>

Name of host.

<binary>

Service binary.

Optional arguments:

--reason <reason>

Reason for disabling service.

nova service-enable¶

usage: nova service-enable <hostname> <binary>

Enable the service.

Positional arguments:

<hostname>

Name of host.

<binary>

Service binary.

nova service-force-down¶

usage: nova service-force-down [--unset] <hostname> <binary>

Force service to down. (Supported by API versions ‘2.11’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<hostname>

Name of host.

<binary>

Service binary.

Optional arguments:

--unset

Unset the force state down of service.

nova service-list¶

usage: nova service-list [--host <hostname>] [--binary <binary>]

Show a list of all running services. Filter by host & binary.

Optional arguments:

--host <hostname>

Name of host.

--binary <binary>

Service binary.

nova set-password¶

usage: nova set-password <server>

Change the admin password for a server.

Positional arguments:

<server>

Name or ID of server.

nova shelve¶

usage: nova shelve <server>

Shelve a server.

Positional arguments:

<server>

Name or ID of server.

nova shelve-offload¶

usage: nova shelve-offload <server>

Remove a shelved server from the compute node.

Positional arguments:

<server>

Name or ID of server.

nova show¶

usage: nova show [--minimal] [--wrap <integer>] <server>

Show details about the given server.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--minimal

Skips flavor/image lookups when showing servers.

--wrap <integer>

Wrap the output to a specified length, or 0 to disable.

nova ssh¶

usage: nova ssh [--port PORT] [--address-type ADDRESS_TYPE]
                [--network <network>] [--ipv6] [--login <login>] [-i IDENTITY]
                [--extra-opts EXTRA]
                <server>

SSH into a server.

Positional arguments:

<server>

Name or ID of server.

Optional arguments:

--port PORT

Optional flag to indicate which port to use for ssh. (Default=22)

--address-type ADDRESS_TYPE

Optional flag to indicate which IP type to use. Possible values includes fixed and floating (the Default).

--network <network>

Network to use for the ssh.

--ipv6

Optional flag to indicate whether to use an IPv6 address attached to a server. (Defaults to IPv4 address)

--login <login>

Login to use.

-i IDENTITY, --identity IDENTITY

Private key file, same as the -i option to the ssh command.

--extra-opts EXTRA

Extra options to pass to ssh. see: man ssh.

nova start¶

usage: nova start [--all-tenants] <server> [<server> ...]

Start the server(s).

Positional arguments:

<server>

Name or ID of server(s).

Optional arguments:

--all-tenants

Start server(s) in another tenant by name (Admin only).

nova stop¶

usage: nova stop [--all-tenants] <server> [<server> ...]

Stop the server(s).

Positional arguments:

<server>

Name or ID of server(s).

Optional arguments:

--all-tenants

Stop server(s) in another tenant by name (Admin only).

nova suspend¶

usage: nova suspend <server>

Suspend a server.

Positional arguments:

<server>

Name or ID of server.

nova trigger-crash-dump¶

usage: nova trigger-crash-dump <server>

Trigger crash dump in an instance. (Supported by API versions ‘2.17’ - ‘2.latest’) [hint: use ‘–os-compute-api-version’ flag to show help message for proper version]

Positional arguments:

<server>

Name or ID of server.

nova unlock¶

usage: nova unlock <server>

Unlock a server.

Positional arguments:

<server>

Name or ID of server.

nova unpause¶

usage: nova unpause <server>

Unpause a server.

Positional arguments:

<server>

Name or ID of server.

nova unrescue¶

usage: nova unrescue <server>

Restart the server from normal boot disk again.

Positional arguments:

<server>

Name or ID of server.

nova unshelve¶

usage: nova unshelve <server>

Unshelve a server.

Positional arguments:

<server>

Name or ID of server.

nova update¶

usage: nova update [--name <name>] [--description <description>] <server>

Update the name or the description for a server.

Positional arguments:

<server>

Name (old name) or ID of server.

Optional arguments:

--name <name>

New name for the server.

--description <description>

New description for the server. If it equals to empty string (i.g. “”), the server description will be removed. (Supported by API versions ‘2.19’ - ‘2.latest’)

nova usage¶

usage: nova usage [--start <start>] [--end <end>] [--tenant <tenant-id>]

Show usage data for a single tenant.

Optional arguments:

--start <start>

Usage range start date ex 2012-01-20. (default: 4 weeks ago)

--end <end>

Usage range end date, ex 2012-01-20. (default: tomorrow)

--tenant <tenant-id>

UUID of tenant to get usage for.

nova usage-list¶

usage: nova usage-list [--start <start>] [--end <end>]

List usage data for all tenants.

Optional arguments:

--start <start>

Usage range start date ex 2012-01-20. (default: 4 weeks ago)

--end <end>

Usage range end date, ex 2012-01-20. (default: tomorrow)

nova version-list¶

usage: nova version-list

List all API versions.

nova volume-attach¶

usage: nova volume-attach <server> <volume> [<device>]

Attach a volume to a server.

Positional arguments:

<server>

Name or ID of server.

<volume>

ID of the volume to attach.

<device>

Name of the device e.g. /dev/vdb. Use “auto” for autoassign (if supported). Libvirt driver will use default device name.

nova volume-attachments¶

usage: nova volume-attachments <server>

List all the volumes attached to a server.

Positional arguments:

<server>

Name or ID of server.

nova volume-detach¶

usage: nova volume-detach <server> <volume>

Detach a volume from a server.

Positional arguments:

<server>

Name or ID of server.

<volume>

ID of the volume to detach.

nova volume-update¶

usage: nova volume-update <server> <src_volid> <dest_volid>

Update the attachment on the server. Migrates the data from an attached volume to the specified available volume and swaps out the active attachment to the new volume.

Positional arguments:

<server>

Name or ID of server.

<src_volid>

ID of the source (original) volume.

<dest_volid>

ID of the destination volume.