HP 3PAR StoreServ 7400 2-node HP 3PAR Command Line Interface Reference (OS 3.1 - Page 159
A Thinly Provisioned Virtual Volume cannot be reverse-copied to a Commonly Provisioned
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Specifies the priority of the copy operation when it is started. This option allows the user to control the overall speed of a particular task. If this option is not specified, the createvvcopy operation is started with default priority of medium. High priority indicates that the operation will complete faster. Low priority indicates that the operation will run slower than the default priority task. This option cannot be used with -halt option. -online Specifies that the copy is to be performed online. The destination can be immediately exported and is automatically created by this command, meaning that it cannot exist prior to executing this command. This option requires the specification of a CPG for the destination volume and allows for the -snp_cpg and -tpvv options. The -online option requires the -p option and cannot be used with the -r, -halt, -s, -b, and -pri options. SPECIFIERS Specifies the destination CPG to use for the destination volume if the -online option is specified. Specifies the destination volume name or volume set name for the copy operation using up to 31 characters in length. The volume set name must start with set:. The destination volume (or each member of the destination volume set) must be a writable base volume (not a snapshot) of equal or greater size than a parent volume (if specified) and it must not be exported as a VLUN. RESTRICTIONS • The source and destination volumes must be writable. • The destination volume cannot be exported as a VLUN before or during the createvvcopy command process. • The destination volume must be greater than or equal in size to the source volume. • If both the destination and source are volume sets then they must contain the same number of members. • If the source is a volume set then the destination name can contain various patterns that are used to form the copy volume name. See Help sub, vvnamepat for details. Note that the time/date related patterns are not supported in this command. • If the -s option is specified to save a snapshot for fast resynchronization and the snapshot goes stale, the copy fails. • A physical copy of a VV fails in any situation that a snapshot copy fails or when there is insufficient snapshot space or I/O errors. • A Thinly Provisioned Virtual Volume cannot be reverse-copied to a Commonly Provisioned Virtual Volume. That is, you cannot create a reversed copy from a TPVV to a CPVV after creating a copy from a CPVV to a TPVV using the same volumes. EXAMPLES The following example displays the creation of a copy of the VV vv1: cli% createvvcopy -p vv1 vv2 Started copy. child=vv2 parent=vv1 createvvcopy 159