3PAR InForm® OS 2.3.1 CLI Administrator's Manual (320-200180 Rev B, February 2010)

16.7
Changing Virtual Volume Parameters
InForm OS Version 2.3.1 3PAR InForm CLI Administrator’s Manual
16.5.2 Fully-Provisioned Virtual Volumes
To change the volume availability level of a fully-provisioned virtual volume, perform the
following:
1 Create a new CPG with the device availability and RAID type to which you wish to change
the volume. See 7.4 Creating a Common Provisioning Group on page 7.6 for instructions.
2 Change the fully-provisioned virtual volume’s availability level by issuing the
tunevv
usr_cpg <CPG_name> <volume_name>
command, where:
◆ usr_cpg <CPG_name> is the name of the CPG created previously in step 1.
◆ <volume_name> is the fully-provisioned virtual volume you are modifying.
3 Tune the snapshot space of the volume by issuing the
tunevv snp_cpg <CPG_name>
<volume_name>
command.
◆ snp_cpg <CPG_name> indicates the CPG to where the snapshot space is moved.
◆ <volume_name> is the fully-provisioned virtual volume you are modifying.
16.6 Changing Virtual Volume Parameters
16.6.1 Thinly-Provisioned Virtual Volumes
To change the parameters of a TPVV, perform the following:
1 Create a new CPG with the parameters you wish to apply to the volume. See 7.4 Creating a
Common Provisioning Group on page 7.6 for instructions.
2 Issue the
tunevv usr_cpg <CPG_name> <TPVV_name> command, where:
◆ usr_cpg <CPG_name> is the name of the CPG created previously in step 1.
◆ <TPVV_name> is the TPVV you are modifying.
16.6.2 Fully-Provisioned Virtual Volumes
To change the parameters of a fully-provisioned virtual volume, perform the following:
1 Create a new CPG with the parameters you wish to apply to the volume. See 7.4 Creating a
Common Provisioning Group on page 7.6 for instructions.
2 Issue the
tunevv usr_cpg <CPG_name> <volume_name> command, where: