RELIABILITY SPECIFICATIONS

TAPE SPEED AND ACCESS TIME

The time required to move the tape to a specified position depends on the operation being performed. Table 7-4lists the tape speeds and access times for the VXA-320 tape drive.

Table 7-4Tape speed and access times

Search speed

165 x read/write speed (1 GB/second, native)

(maximum)

 

 

 

Mid-tape reposition

X6 cartridge: 75 seconds

time (average)a, b

X10 cartridge: 75 seconds

 

X23 or V23c cartridge: 120 seconds

Load time (logical)

45 seconds for an initialized tape

 

50 seconds for an uninitialized tape

 

 

Unload time (logical)

65 seconds

 

 

Tape speed

17.90 mm/second (typical)

 

 

aIn addition to maximum search speed, the mid-tape reposition times depend on acceleration, deceleration, and read positioning to location.

bThe VXA-320 tape drive does not support VXAtape V6, V10, or V17.

cThe VXA-320 tape drive can read or write VXA-2 formatted V23 tapes.

RELIABILITY SPECIFICATIONS

Table 7-5provides reliability specifications for the VXA-320 tape drive.

Table 7-5Reliability specifications

Mean Time Between Failures (MTBF)

300,000 hours

 

 

Mean Time to Repair (MTTR)

30 minutes

 

 

Service life

5 years

 

 

Write reliability

Bit error rate of less than 1x10-16

Read reliability

Bit error rate of less than 1x10-17

Loads/unloads

50,000 cycles, minimum

 

 

OCTOBER 2006

VXA-320 TAPE DRIVE

 

 

 

 

 

 

 

 

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Tandberg Data VXA-320 (VXA-3) manual Reliability Specifications, Tape Speed and Access Time

VXA-320 (VXA-3) specifications

Tandberg Data VXA-320 (VXA-3) is a sophisticated backup solution designed for businesses seeking reliable data storage and backup capabilities. It is part of the renowned VXA series, heralded for its innovative approach to data archiving and its robust performance in diverse operating environments.

One of the standout features of the VXA-320 is its impressive data transfer rate, which reaches up to 36 GB per hour. This capability significantly enhances backup speed, making it a suitable choice for organizations with extensive data storage needs. The device supports a native capacity of 160 GB per cartridge, which can be expanded to 320 GB when data is compressed. This dual-layer cartridge system ensures that users can efficiently manage large volumes of data without constantly needing to interchange tapes.

The VXA-320 employs the unique VXA tape format, characterized by its advanced error correction and data integrity features. This format minimizes data loss risks and ensures reliable restoration of information. Additionally, the VXA-3 incorporates a one-inch data path, allowing it to handle higher track counts and thereby achieve better storage density. This design improves the efficiency of data retrieval and archiving processes.

Another significant aspect of the VXA-320 is its compatibility with a myriad of operating systems and backup applications, making it a versatile addition to various IT infrastructures. Businesses can integrate the VXA-3 into existing systems without the need for extensive reconfiguration. This flexibility enhances its appeal to organizations looking for a straightforward backup solution.

The device also includes an intelligent tape management system that tracks the status of backup jobs and the usage of tapes. This feature facilitates easier management of the backup process and ensures users remain informed about the condition of their storage media.

Tandberg Data offers extensive support documentation and tools that facilitate straightforward operation of the VXA-320. Combined with reliable performance and innovative storage technologies, the VXA-320 (VXA-3) stands out as a robust solution for data protection needs. Overall, it represents an effective investment for businesses seeking dependable data backup and archiving solutions.