3PAR InForm® OS 2.3.1 CLI Reference (320-200166 Rev B, March 2010)

28.12
Command Line Interface Reference InForm OS Version 2.3.1
–maxpd <number>
Specifies that only the indicated number of physical disks with high service times are
displayed. If this option is not specified, 10 PDs are displayed.
–movech auto|manual
Specifies that if any disks with unbalanced loads are detected that chunklets are moved
from those disks for load balancing.
auto
Specifies that the system chooses source and destination chunklets. If not specified,
you are prompted for selecting the source and destination chunklets.
manual
Specifies that the source and destination chunklets are manually entered.
SPECIFIERS
maxsvct <msec>|highest
Specifies that either the maximum service time threshold (<msec>) that is used to discover
overutilized physical disks, or the physical disks that have the highest maximum service
times (
highest). If a threshold is specified, then any disk whose maximum service time
exceeds the specified threshold is considered a candidate for load balancing.
avgsvct <msec>|highest
Specifies that either the average service time threshold (<msec>) that is used to discover
overutilized physical disks, or the physical disks that have the highest average service time
(
highest). If a threshold is specified, any disk whose average service time exceeds the
specified threshold is considered a candidate for load balancing.
RESTRICTIONS
■ Access to all domains is required to run this command.
■ This command requires a System Tuner license. Contact your local 3PAR representative for
information.
■ The system does not allow multiple tunepd processes with the -chstat on or –chstat
force
options to run concurrently.
■ If one or more chunklet statistics collection processes are running, the tunepd command
exits to prevent possible tunepd –chstat on processes running simultaneously.