Timings; Capacity Full Backup Times; Load/Unload Times; Access Times (Time To Data) - HP Ultrium Drive Technical Reference Manual

Timings

Capacity full backup times

The following table shows approximate backup times for the available tape cartridges:
Cartridge
800 GB Ultrium 3
400 GB Ultrium 2
200 GB Ultrium 1

Load/unload times

The load and unload times are as follows:
Typical load time to BOT, ready to read or write
Unload time, excluding rewind
Automation eject (tape unthreaded)
* The unload time for WORM cartridges is greater, typically 22s

Access times (time to data)

Average access time from BOT
Maximum access time from BOT

Other times

Parameter
Mean reposition time
Turn-around time at end of wrap
Time to rewind EOT–BOT at 7.0 m/s
Time to rewind MOT—BOT at 7.0 m/s
Cleaning time with a cleaning cartridge
26 Performance specification
Time
1 hr 30 min at a transfer rate >70 MB/s
1 hr 55 min
1 hr 55 min
SCSI
<19s*
<19s
<1s
800 GB Ultrium 3:
400 GB Ultrium 2:
200 GB Ultrium 1:
800 GB Ultrium 1:
400 GB Ultrium 2:
200 GB Ultrium 1:
Time
2.5s
1.5s max.
98s (U3), 88s (U1/2)
49s (U3), 44s (U1/2)
<180s
FC
<19s*
<19s
<1s
Time
52s
46s
46s
104s
92s
92s