HP XP P9000 Performance Advisor Software User Manual
Page 243
Description
Screen elements
The port ID for the CHIP (CHP) port. Provides the op-
tion to view information associated with a particular
port or with all ports.
NOTE:
If a Mainframe LDEV in an XP or a P9000 disk
array is presented through a FICON CHA, the
corresponding CHA ID is not displayed. Instead,
Not Mapped
is displayed in this column.
CHP Port ID
The percentage that the CHP processors were used
during the reporting period.
NOTE:
This metric is available only for the XP disk arrays.
CHP Util
The CLPR ID.
CLPR
Continuous access mode.
Cont. Access
The name of the device file.
NOTE:
If an array is connected to a host agent that is
running on HP-UX 11i v3 operating system, the
DSF is displayed in a new format. A legacy DSF
is displayed in parenthesis next to the new format.
Device File
The DFW normal counts relevant to mainframe
volumes. This field is zero when the emulation type
starts with OPEN. (It is shown only if Main Frame
volumes are available for the selected XP array).
DFW Normal Count
The DFW sequential reads transferred to the backend
on the LDEV. (It is shown only if Main Frame volumes
are available for the selected XP array).
DFW Sequential Count
The backend transfer sequential reads for the LDEV.
Backend Transfer Sequential Reads
The backend transfer non-sequential reads for the
LDEV.
Backend Transfer Non-Sequential Reads
The backend transfer writes for the LDEV.
Backend Transfer Writes
The DFW counts that are relevant only to mainframe
volumes. These fields are zeros when the emulation
type starts with OPEN. (It is shown only if Main Frame
volumes are available for the selected XP array).
DFW Count
An array group is divided into open volumes of equal
size. These volumes are referred to as emulation types.
If P9000 Performance Advisor cannot determine the
emulation type, an error appears. The error does not
affect performance data collection.
NOTE:
The emulation type is displayed as "Not Known" for
emulations that start with "OPEN-XP".
Emulation
HP StorageWorks P9000 Performance Advisor Software User Guide
243