4 storage port – Accusys ExaRAID GUI User Manual

Page 122

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Using the RAID GUI

2-82

Click

to see a complete list of LUN information. You will see the

specified LUN ID and its histogram output in the following sectors.

The histogram output shows the sizes that the read and write commands
return.

2.11.4 Storage port

This feature allows you to enable, disable, or reset storage port IO logging.

When storage port IO logging is enabled, the following statistics of a FC
ports or SAS port will be displayed. You can press the Reset button to clear
all statistics to zero.

Response Time
(ms)

The average command response time since the disk
was powered on

The maximum command response time since the disk
was powered on

Outstanding IO

The number of current outstanding IO

Note

When the redundant-controller system is in use, all the LUN statistics
information in both controllers (Controller A and B) will be displayed
on the screen.

LUN ID

1 Sector

2 Sector

4 Sector

8 Sector

16 Sector

32 Sector

64 Sector

128 Sector

256 Sector

512 Sector

Category

Display

HTP ID

FC/SAS port identifier

Link Failure
Count

The value of the LINK FAILURE COUNT field of the Link
Error Status Block for the port

Loss of Sync
Count

The value of the LOSS-OF-SYNCHRONIZATION COUNT
field of the Link Error Status Block for the port

Loss of Signal
Count

The value of the LOSS-OF-SIGNAL COUNT field of the
Link Error Status Block for the port

Invalid TX Word
Count

The value of the INVALID TRANSMISSION WORD field of
the Link Error Status Block for the port

Invalid CRC
Count

The value of the INVALID CRC COUNT field of the Link
Error Status Block for the port

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