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HP Storage Essentials Enterprise Edition Software User Manual

Page 440

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Viewing Performance Data

402

Average IO Size

(Bytes/Sec)

LSI storage systems

The average input/out size (bytes/sec)

Buffer Cache Hits

Count per Second

NAS filers (system)

The number of buffer cache hits per

second.

Buffer Cache

Misses Count per

Second

NAS filers (system)

The number of buffer cache misses per

second.

Buffer Hit Ratio

Oracle

How often a requested block has been

found in the buffer cache without

requiring disk access. If the ratio is less

then 90 percent, investigate further. You

may need to increase cache size by

increasing db_block_buffer(8i) or

db_cache_size(9i).

Bytes Transferred

LSI storage systems

Bytes transferred on a drive.

Bytes Transmitted

(MB/Sec)

Storage systems

Host (port for HBA card)

NAS filer (IP port)

Switch Port

Number of bytes transmitted by the port

per second

Table 56

About the Monitoring Options (continued)

Available

Monitoring

Options

Available to Which Elements

Description

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