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FUJITSU MAV2036RC User Manual

Page 60

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Installation

5-8

C141-E219

(1)

Error recovery parameters

The following parameters are used to control operations such as HDD internal error recovery:

a. Read/write error recovery parameters (page code = 1)

Parameter

Default

value

• AWRE:

• ARRE:

• TB:
• EER:
• PER:
• DCR:

Automatic alternate block allocation at Write
operation
Automatic alternate block allocation at read
operation
Uncorrectable data transfer to the INIT
Immediate correction of correctable error
Report of recovered error
Suppression of ECC error correction

1

(enabled)

1 (enabled)

0 (disabled)

1 (enabled)

0 (disabled)

0 (Correction is

enabled.)

• Retry count at read operation
• Retry count at write operation
• Recovery time limit

63

63

30 sec


b. Verify error recovery parameters (page code = 7)

Parameter

Default

value

• ERR:
• PER:
• DTE:

• DCR:

Immediate correction of recoverable error
Report of recovered error
Stop of command processing at successful
error recovery
Suppression of ECC error correction

1

(enabled)

0 (disabled)

0 (Processing is

continued.)

0 (Correction is

enabled.)

• Retry count at verification

63


c. Additional error recovery parameters (page code = 21)

Parameter

Default

value

• Retry count at seek error

15

Notes:

1.

The user can arbitrarily specify the following parameters according to the system
requirements:

• ARRE

• AWRE

• TB

• PER

2.

The user also can arbitrarily specify parameters other than the above. However, it is
recommended to use the default setting in normal operations.

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