Query And Sort Ldev Data - HPE XP7 User Manual

LDEVs. If you query the existing performance data and 50 LDEV records are displayed, the total values
for the Total IOs, Total MBs, Total Tracks are updated accordingly, where the value shown is based on
the performance values of only the 50 records.
The Total No. of Records displays the total number of LDEV records retrieved for the selected last
collection date and time stamp. 150 LDEV records are displayed in every section of the LDEV table. Click
the page links to navigate to other sections of the LDEV table and view additional LDEV records. You can
also click the links to the pages, or use prev, next, or last links to navigate to the respective pages.

Query and sort LDEV data

You can query the performance data in the PA database for the last data collection date and time stamp,
for which you want to view the LDEV data. By default, your query is executed on the latest performance
data received from the selected XP or XP7 disk array. You can also sort the LDEV data that is displayed
in the LDEV table.
NOTE: The data for the following metrics sorts in the ascending order:
• Host Group
• Chip Port ID
• ACP Pair ID
• LDEV ID
• Emulation
• Cont. Access.
The remaining metrics sorts in the descending order.
The table below describes the sorting options based on which you can sort the data in the LDEV table.
Table 25: Array View LDEV table - Sort By options
Screen elements
Avg Read Resp (msec)
ACP Pair ID
Backend Transfer
CHIP Port ID
Cont. Access
216 Query and sort LDEV data
Description
This is the default selection, where the LDEV data is sorted
based on the average read response time of all the LDEVs. The
LDEVs with the highest response time are displayed first.
Select ACP Pair ID to sort LDEV data based on the ACP pairs.
Select Backend Transfer to sort LDEV data based on the
number of tracks transferred on the backend.
Select CHIP Port ID to sort LDEV data based on the ports
connected to the selected XP or XP7 disk array.
Select Cont. Access to sort LDEV data based on the continuous
access volumes.
Table Continued