mmaddcomp command

Availability

Available with the Elastic Storage Server.

Description

The mmaddcomp command adds one or more new storage components. A default name is assigned if one is not specified.

Parameters

PartNumber

Specifies the part number or model type of the component to be added.

--serial-number SerialNumber

Specifies a serial number to be assigned to the component. If this serial number matches that of an existing component, the command will fail unless --replace is also specified.

--name Name

Specifies a name to be assigned to the component. A default name is assigned if one is not specified.

--display-id DisplayID

Specifies a display ID to be assigned to the component. This applies to storage enclosures only.

-F StanzaFile

Specifies the name of a stanza file from which input values are to be read. The stanza file can include stanzas for multiple components.

The correct format for the component definitions in the stanza file is as follows:

%comp:
 partNumber=PartNumber
 serialNumber=SerialNumber
 name=Name
 displayId=DisplayId

where:

partNumber=PartNumber

Specifies the part number or model type of the component to be added. This is a required parameter.

serialNumber=SerialNumber

Specifies a serial number to be assigned to the component. If this serial number matches that of an existing component, the command will fail unless --replace is also specified.

name=Name

Specifies a name to be assigned to the component. A default name is assigned if one is not specified.

displayId=DisplayId

Specifies a display ID to be assigned to the component. This applies to storage enclosures only.

--replace

Indicates that the command is to replace an existing component that has a matching serial number or component ID.

--dry-run

Indicates that the changes resulting from the command are not to be recorded in the configuration file.

Exit status

0

Successful completion.

nonzero

A failure has occurred.

Security

You must have root authority to run the mmaddcomp command.

The node on which the command is issued must be able to execute remote shell commands on any other node in the cluster without the use of a password and without producing any extraneous messages. For additional details, see the following IBM Storage Scale RAID: Administration topic: Requirements for administering IBM Storage Scale RAID.

See also

Location

/usr/lpp/mmfs/bin