3PAR InForm® OS 2.2.4 CLI Administrator's Manual (320-200113 Rev A, March 2009)

12.6
Viewing Histograms
3PAR InForm OS CLI Administrator’s Manual InForm OS Version 2.2.4
Reference for complete details about histld command options and for sample command
data output.
12.3.3 Viewing Histograms for Physical Disks
To view histogram data for physical disks, issue the histpd command.
Histogram data output can be further refined to display physical disk data from:
a specific physical disk by either its ID or WWN.
specific nodes.
specific PCI slots.
specific port slots.
You can use additional filters to customize the way the histogram data is displayed. Refer
to the InForm OS Command Line Reference for complete details about
histpd command
options and for sample command data output.
12.3.4 Viewing Histograms for Ports
To view histogram data for ports, issue the histport command.
By default, only histogram data for data transfers are displayed. You can optionally display
histogram data for control transfers or both data and control transfers by issuing the
histport -ctl or histport -both command, respectively.
Histogram data output can be further refined to display only port data from:
specific nodes.
specific PCI slots.
specific port slots.
host-connected (target) ports.
disk-connected (initiator) ports.
Fibre Channel ports (for 3PAR Remote Copy).
Ethernet ports (for 3PAR Remote Copy).