Sense Data Error Recovery Methods

 

 

 

Table 5.3

Sense data error classification

(3 of 4)

 

 

 

 

 

 

 

 

 

K*

C*

Q*

Outline of Error

 

L*

Recovery Method

 

(See Table 4.4.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

20

00

Invalid command operation code

 

None

2

 

21

00

Logical block address out of range

 

 

 

 

24

00

Invalid field in CDB

 

 

 

 

 

25

00

Logical unit not supported

 

 

 

 

26

00

Invalid field in parameter list

 

 

 

 

 

 

There is an error in the command specification

 

 

 

 

 

 

contents.

 

 

 

 

 

 

 

 

 

 

 

5

3D

00

Invalid bits in IDENTIFY message

 

None

3

 

90

00

Initiator's SCSI ID not identified

 

 

 

 

 

 

An error was detected in the SCSI protocol in the

 

 

 

 

 

 

command execution sequence.

 

 

 

 

 

 

 

 

 

 

6

29

xx

Power on, reset, or BUS DEVICE RESET occurred

 

None

14

 

 

 

The IDD was initialized by a Power on, RESET

 

 

 

 

 

 

condition or BUS DEVICE RESET message.

 

 

 

 

 

 

 

 

 

 

6

2A

01

Mode parameters changed

 

None

21

 

 

 

The MODE SELECT parameters were changed by

 

 

 

 

 

 

another INIT.

 

 

 

 

 

 

 

 

 

 

 

6

2F

00

Commands cleared by another INIT

 

None

25

 

 

 

Commands were cleared by another INIT.

 

 

 

 

 

 

 

 

 

 

6

3F

01

Microcode has been changed

 

None

27

 

 

02

Changed operation definition

 

 

 

 

 

 

 

 

 

 

6

5B

01

Log exception (Threshold condition met)

 

None

26

 

 

 

The current cumulative value exceeded the current

 

 

 

 

 

 

 

 

 

 

 

 

threshold value.

 

 

 

 

 

 

02

Log count at maximum

 

 

 

 

 

 

 

 

 

 

 

The current cumulative value reached the

 

 

 

 

 

 

maximum value.

 

 

 

 

 

 

 

 

 

 

 

6

5C

01

Spindle synchronized

 

None

22

 

 

 

Rotational synchronization was completed.

 

 

 

 

 

 

 

 

 

 

6

5C

02

Spindle not synchronized

 

None

23

 

 

 

Rotational synchronization deviated.

 

 

 

7

27

00

Write protected

 

 

None

15

 

 

 

Access to a read protected or write protected.

 

 

 

 

 

 

 

 

 

 

7

2C

00

Command sequence error

 

None

2

 

 

 

The SET LIMITS command was issued 2 times

 

 

 

 

 

 

within a group of commands linked in a series.

 

 

 

 

 

 

 

 

 

 

 

* K: Sense Key

C: Sense Code

 

 

 

 

Q: Sub-sense code

L: Logging Necessary? (shown in Section 5.2.3)

5 - 16

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Fujitsu MAP3367, MAP3147, MAS3735, MAP3735, MAS3367 specifications Sense Data Error Recovery Methods

MAP3735, MAP3147, MAS3367, MAP3367, MAS3735 specifications

Fujitsu, a renowned leader in technology and innovation, has developed a variety of reliable hard disk drives (HDDs) that cater to a wide range of data storage needs. Among these, the MAS3735, MAP3367, MAS3367, MAP3147, and MAP3735 series stand out for their advanced features and exceptional performance.

The MAS3735 is a high-capacity enterprise-class drive that boasts a storage capacity of up to 300 GB. Its 10,000 RPM spindle speed ensures rapid data retrieval and efficient performance, making it ideal for data-intensive applications. It utilizes a Serial Attach SCSI (SAS) interface, which allows for improved data transfer rates and increased reliability compared to traditional SATA drives. The drive is designed with advanced technologies such as error recovery and data integrity features, ensuring the safety and security of critical data.

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On the other hand, both MAP3147 and MAP3735 models provide versatile solutions for various applications, supporting capacities from 36 GB to 147 GB. The MAP3147, with its 10,000 RPM speed, is optimized for workloads requiring quick access and high throughput, making it suitable for transactional systems and enterprise applications. The MAP3735, while offering comparable capacity, emphasizes exceptional reliability and durability, which is crucial for environments that involve heavy data loads.

All these Fujitsu HDDs are characterized by their robust construction, reliability, and efficiency. They are built to withstand heavy workloads and are equipped with features like advanced thermal management and acoustic noise reduction, ensuring they operate effectively in data center environments.

In conclusion, Fujitsu's MAS3735, MAP3367, MAS3367, MAP3147, and MAP3735 series HDDs are designed for high performance and reliability, catering to both enterprise and mid-range environments. Their advanced features make them a strong choice for businesses looking to enhance their storage solutions while maintaining data integrity and system performance.