Table A-7 T9840 Tape Drive Performance Specifications - Oracle StorageTek T9840 User Manual

Performance Specifications

TABLE A-7 T9840 Tape Drive Performance Specifications

Characteristic
Capacity and Performance
Capacity, native
Data buffer size
tape speed, read/write
Performance, native (head-to-tape)
uncompressed
compressed (maximum)
Burst (FC & FICON)
Burst (ESCON)
Interface data
Fibre Channel
Ultra SCSI (HVD)
ESCON
FICON
Access times
Tape load and thread to ready
File access, first (average)
Rewind (maximum/average)
Unload
Reliability
Mean time between failure (MTBF)
Power on @ 100% duty cycle
Tape load @ 10/day (100k loads)
Tape path motion (TPM) @ 70% duty cycle
Head life @ 70% TPM duty cycle
Uncorrected bit error rate
Undetected bit error rate
2
1. VR is a trademark of Overland Storage.
2
VR technology is used to achieve T9840C and T9840D capacity.
2. Fibre Channel (FC) write and 55 MB/s FICON write
84 T9840 URM
Value
T9840A T9840B
20 GB 20 GB
8 MB 32 MB
2 m/s 4 m/s
10 MB/s 19 MB/s
35 MB/s 60 MB/s
100 MB/s 200 MB/s
17 MB/s 17 MB/s
1 Gb 2 Gb
40 MB/s 40 MB/s
17 MB/s 17 MB/s
N/A 2 Gb
7 sec 7 sec
8 sec 8 sec
16/8 sec 16/8 sec
8 sec 8 sec
290,000 hr 290,000 hr
240,000 hr 240,000 hr
216,000 hr 216,000 hr
5 years 5 years
-18 -18
1 x 10 1 x 10
-33 -33
1 x 10 1 x 10
T9840C T9840D
1 1
40 GB 75 GB
64 MB 64 MB
3.295 m/s 3.4 m/s
30 MB/s 30 MB/s
2
60 MB/s 60 MB/s
200 MB/s 200 MB/s
17 MB/s 17 MB/s
2 Gb 2 Gb
N/A N/A
17 MB/s 17 MB/s
2 Gb 2 Gb
6.5 sec 8.5 sec
8 sec 8 sec
16/8 sec 16/8 sec
11.5 sec 12.5 sec
290,000 hr 290,000 hr
240,000 hr 240,000 hr
216,000 hr 216,000 hr
5 years 5 years
-18 -18
1 x 10 1 x 10
-33 -33
1 x 10 1 x 10
December 2012