Selecting An Item To Be Displayed In The Graph (Ldev Tab); Items You Can Select In The List And The Types Of Statistics (Ldev Tab) - HP XP20000 User Manual

Figure 10 Selecting an Item to be Displayed in the Graph (LDEV Tab)
.
Table 3 Items You Can Select in the List and the Types of Statistics (LDEV Tab)
Item selected in the
list
IO Rate
Read
Write
Read Hit
Write Hit
Back Trans.
Trans.
: Can be selected
(blank): Cannot be selected
42 Using the Performance Monitor Windows
Meaning
The I/O rate. The number of I/O accesses per
second).
The number of read accesses per second.
The number of write accesses per second.
The read hit ratio.
The write hit ratio.
Backend transfer. The number of data transfers
between the cache memory and the hard disk drive.
The transfer rate. The size of data transferred per
second.
Type of statistics
I/O rate Transfer
rate