Storage Path Performance Chart

The Storage Path chart displays historical statistics for paths used by the storage adapter on the selected host.

Storage Path Performance Chart

You can switch between adapters using the Adapter list below the performance chart.

The name of each storage device connected to the storage adapter through the selected path is specified after the host address (separated by a forward slash). It has the following format: <HBA>:<SCSI target>:<SCSI LUN>:<disk partition>

The following table provides information on predefined views and counters.

Chart View

Measurement Unit

Description

Path I/O

Number

Average number of commands issued per second through a path.

Path Read I/O

Number

Average number of read commands issued per second through a path.

Path Write I/O

Number

Average number of write commands issued per second through a path.

Path Read Rate

MB/s

Rate at which data is read through a path.

Path Write Rate

MB/s

Rate at which data is written through a path.

Path Read Latency

Millisecond

Average amount of time taken for a read operation through a path.

Path Write Latency

Millisecond

Average amount of time that a write operation through a path takes.

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