Performance specifications for LTO tape drives

Performance data for LTO tape drives.

Table 1. Performance specifications for LTO tape drives
Generation LTO-10 LTO-9
Inquiry ULT3580-TDA

ULTRIUM-TDA

ULT3580-TD9
ULTRIUM-TD9
Interface (speed)
FC (32 Gb)
SAS (12 Gb)
FC (8 Gb)
SAS (12 Gb)
Native data rate
400 MB/s (LA, PA)
400 MB/s (L9)
360 MB/s (L8)
Sustained data rate at 2.5:1 compression
FC
1000 MB/s (LA, PA)

SAS
1000 MB/s (LA, PA)
FC
750 MB/s (L9)
750 MB/s (L8)

SAS
1000 MB/s (L9)
900 MB/s (L8)
Burst data rate

3200 MB/s FC (LA, PA)
1200 MB/s SAS

800 MB/s FC
1200 MB/s SAS
Nominal load-to-ready time 12 seconds (LA, PA) 17 seconds
-Initialized tape NA 17 seconds
-Uninitialized tape1 NA 40-120 minutes
Nominal unload time 27 seconds (LA, PA) 30 seconds
Average space record time from load point

73 seconds (PA)

65 seconds (LA)

45 seconds
Average rewind time (REWIND command)

75 seconds (PA)

62 seconds (LA)

55 seconds
Average rewind time (part of UNLOAD command, dependent on mount activity)
Less than 5 Gb of contiguous data transferred   55 seconds
5 Gb to 50 Gb of contiguous data transferred   110 seconds
All other types of mount activity   165 seconds

1 Cartridge initialization time can vary. See Media optimization for more information.

Remember:
  • All sustained data rates depend on the capabilities of the interconnect.
  • Drive performance varies with media generation and drive interface (SAS/FC).