Compression; Storage Capacity; Reliability; Head Life And Mtbf - Quantum SDLT 600 User Manual

Compression

Storage Capacity

Table 14 SDLT 600 Tape Drive
Storage Capacity

Reliability

Head Life and MTBF

SDLT 600 Product Specification
The tape drive contains on-board hardware to compress and uncompress
data using a DLZ algorithm. Data compression is enabled by default.
Table 14 provides native and compressed capacity ranges for the Super
DLTtape II data cartridge.
Mode
Native Storage Capacity
Compressed Storage Capacity
In accordance with industry practice, a typical compression
Note:
ratio of 2:1 is quoted. The redundancy and type of data files
being written determine the actual compression ratios
achieved.
The projected mean time between failures (MTBF) for the overall SDLT
3
600 tape drive system is 250,000 hours, not including the heads. Head life
is a minimum of 30,000 tape motion hours with an average of 50,000 tape
motion hours.
Chapter 3 Performance Specifications
Capacity
300 GB
600 GB (2:1 compression ratio)
Compression
3
3
3
31