HP 3PAR StoreServ 7400 2-node HP 3PAR Command Line Interface Reference (OS 3.1 - Page 141

option is used. If creating a template for creating, TPVVs, use

Page 141 highlights

NOTE: The following arguments, -tc_gt , -tc_lt , -fc_gt , -fc_lt , -devid , and -devtype are used to limit the disks that are used to create LDs based on the characteristics of the disk drive. -tc_gt Specifies that physical disks with total chunklets greater than the number specified are selected. -tc_lt Specifies that physical disks with total chunklets less than the number specified are selected. -fc_gt Specifies that physical disks with free chunklets greater than the number specified are selected. -fc_lt Specifies that physical disks with free chunklets less than the number specified are selected. -devid Specifies that physical disks identified by their models are selected. Models can be specified in a comma-separated list. Models can be displayed by issuing the showpd -i command. -devtype Specifies that physical disks must have the specified device type (FC for Fibre Channel, NL for nearline, or SSD for solid state drive) to be used. Device types can be displayed by issuing the showpd command. If it is not specified, the default device type is FC. -rpm Disks must be of the specified speed. Device speeds are shown in the RPM column of the showpd command. The number does not represent a rotational speed for the drives without spinning media (SSD). It is meant as a rough estimation of the performance difference between the drive and the other drives in the system. For FC and NL drives, the number corresponds to both a performance measure and actual rotational speed. For SSD drive, the number is to be treated as relative performance benchmark that takes into account in I/O per second, bandwidth and the access time. Disks that satisfy all of the specified characteristics are used. For example -p -fc_gt 60 -fc_lt 230 -nd 2 specifies all the disks that have greater than 60 and less than 230 free chunklets and that are connected to node 2 through their primary path. • The following options are used only for VV templates: -type cpvv|tpvv|none Specifies the type of VV for the template is being created. Valid arguments are cpvv, tpvv, or none. Use cpvv if the -cpg option is used. If creating a template for creating TPVVs, use tpvv. If cpvv or tpvv are not specified, the default value is none meaning the created template is applicable for the creation of any volume type. The -type cpvv option is deprecated and will be removed in a subsequent release. -cpg Specifies that the snapshot data space and snapshot administration space are provisioned from the indicated CPG (). The template with this option can only be used with createaldvv command. This option is deprecated and will be removed in a subsequent release. -aw Specifies the allocation warning threshold of the CPG. When the snapshot data space of the VV exceeds the specified percentage of the virtual volume size, an alert is generated. The template with this option can only be used with createaldvv command. This option is deprecated and will be removed in a subsequent release. -al createtemplate 141

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NOTE:
The following arguments,
tc_gt
,
tc_lt
,
fc_gt
,
fc_lt
,
devid
, and
devtype
are used to limit the disks that are used to create LDs based on the characteristics of
the disk drive.
tc_gt <number>
Specifies that physical disks with total chunklets greater than the number specified are selected.
tc_lt <number>
Specifies that physical disks with total chunklets less than the number specified are selected.
fc_gt <number>
Specifies that physical disks with free chunklets greater than the number specified are selected.
fc_lt <number>
Specifies that physical disks with free chunklets less than the number specified are selected.
devid <model>
Specifies that physical disks identified by their models are selected. Models can be specified in a
comma-separated list. Models can be displayed by issuing the
showpd -i
command.
devtype <type>
Specifies that physical disks must have the specified device type (
FC
for Fibre Channel,
NL
for
nearline, or
SSD
for solid state drive) to be used. Device types can be displayed by issuing the
showpd
command. If it is not specified, the default device type is
FC
.
-rpm <number>
Disks must be of the specified speed. Device speeds are shown in the
RPM
column of the
showpd
command. The number does not represent a rotational speed for the drives without spinning media
(SSD). It is meant as a rough estimation of the performance difference between the drive and the
other drives in the system. For FC and NL drives, the number corresponds to both a performance
measure and actual rotational speed. For SSD drive, the number is to be treated as relative
performance benchmark that takes into account in I/O per second, bandwidth and the access
time.
Disks that satisfy all of the specified characteristics are used. For example
-p -fc_gt 60
-fc_lt 230 -nd 2
specifies all the disks that have greater than 60 and less than 230 free
chunklets and that are connected to node 2 through their primary path.
The following options are used only for VV templates:
type cpvv|tpvv|none
Specifies the type of VV for the template is being created. Valid arguments are
cpvv
,
tpvv
, or
none
. Use
cpvv
if the
cpg <CPG_name>
option is used. If creating a template for creating
TPVVs, use
tpvv
. If
cpvv
or
tpvv
are not specified, the default value is
none
meaning the created
template is applicable for the creation of any volume type. The
-type cpvv
option is deprecated
and will be removed in a subsequent release.
cpg <CPG_name>
Specifies that the snapshot data space and snapshot administration space are provisioned from
the indicated CPG (
<CPG_name>
). The template with this option can only be used with
createaldvv
command. This option is deprecated and will be removed in a subsequent release.
aw <percent>
Specifies the
allocation warning
threshold of the CPG. When the snapshot data space of the VV
exceeds the specified percentage of the virtual volume size, an alert is generated. The template
with this option can only be used with
createaldvv
command. This option is deprecated and
will be removed in a subsequent release.
al <percent>
createtemplate
141