Reliability - HP Ultrium Drive Technical Reference Manual

9 Reliability

Description
MTBF (100% duty cycle)
Load/unload life
MSBF (automation swaps)
Head life (typical)
Media durability
Maximum cartridge uses
Backup failure rate
Restore failure rate
Interchange failure rate
Uncorrectable error rate
Undetected error rate
Tape pulling life (5 years at 100% duty cycle)
24 Reliability
Specification
250,000 hours
100,000 swaps
100,000 swaps
60,000 hours
1,000,000 passes
20,000 threads
<0.1%
<0.001%
<0.1%
17
1 in 10 bits
27
1 in 10 bits
43,800 hours