Hp XP Array Manager Software Manuel d'utilisateur télécharger pdf (Page 42)

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)

Type of statisticsMeaningItem selected in the

list

Transfer

rate

I/O rate

The I/O rate. The number of I/O accesses per

second).

IO Rate

The number of read accesses per second.Read

The number of write accesses per second.Write

The read hit ratio.Read Hit

The write hit ratio.Write Hit

Backend transfer. The number of data transfers

between the cache memory and the hard disk drive.

Back Trans.

The transfer rate. The size of data transferred per

second.

Trans.

: Can be selected

(blank): Cannot be selected

Using the Performance Monitor Windows42

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Hp XP Array Manager Software Manuel d'utilisateur Page 42