HP XP Performance Advisor Software User Manual
Page 178
The following table describes the Performance View screen elements. The images shown are for
53036, which belongs to the P9500 Disk Array type.
Description
Performance View screen elements
General group box
•
DKC Time: Displays the time stamp
of the latest DKC performance data
collection
•
RAID Group Time: Displays the time
stamp of the latest RAID group
performance data collection
•
Port Time: Displays the time stamp
of the latest port performance data
collection
Click General to view the XP/XP7 disk
array utilization summary. For more
information, see
.
Displays the total I/Os and MB/s on
all the CHIP/CHA ports in the array
frontend. Click the Frontend Total Avg
group box to view the busiest frontend
LDEVs and ports. For more information,
Frontend Total Avg group box
see
.
Displays the total sequential reads,
non-sequential reads and writes for all
the RAID groups in the array backend.
The array backend is the sum of all the
ACP pair activities. In addition, the
combined backend transfer value is
displayed (only for XP24000 and
P9500/XP7 disk arrays), which is the
sum of backend transfers on all the ThP
pools.
Click the Array Backend Total group
box to view the busiest backend LDEVs
Backend Total Avg group box
and RAID groups. For more information,
see
Displays the cache usage, pending
writes, and the sidefile usage. For more
information, see
.
Cache [Total - ### MB] group box
For an XP disk array, the Bus/Path Util
% group box displays the CHIP/CHA
utilization and the ACP pair utilization
for the cache memory bus and the
shared memory bus.
Bus/Path Util % group box
For
an XP7 disk array, the Bus/Path
Util
% group box for the CHIP/CHA
utilization
and the ACP pair utilization
are
displayed under the
respective Frontend Total Avg group
box and the Backend Total Avg group
box.
178
Viewing XP and XP7 disk array components