Drive specifications, Table 12: drive specifications – HP StorageWorks 7100ux User Manual
Page 64
Specifications
64
HP StorageWorks 3800ux/7100ux Optical Jukebox User’s Guide
Drive specifications
Note:
This product supports mixed drives. The supported configuration includes four
MO drives and six UDO drives only.
Table 12: Drive specifications
Characteristic
Specification
Disk capacity
30 GB
Average seek
35 msec
Rotational speed
■
2100 RPM +/- 0.5% WORM
■
1950 RPM +/- 0.5% Rewritable
Data transfer rate (software and system
dependent)
■
Reads (max. sustained):
— WORM, 7.96 MB/sec
— Rewritable, 7.99 MB/sec
■
Writes (max. sustained):
— WORM, 3.98 MB/sec
— Rewritable, 3.99 MB/sec
■
Burst (synchronous): 40 MG/sec
■
Burst (asynchronous, data in):
6.7 MB/sec
■
Burst (asynchronous, data out):
40 MB/sec
Disk load time
5 sec typical/
Disk unload time
3 sec typical
Read/write compatibility
Read/write UDO 1st generation format
only
Interface type
SCSI LVD (68 pin)
MSBF
750,000 load/unload cycles
Read/write error rate (uncorrectable)
< 1 per 10
20
bytes read
Seek error rates
■
Recoverable: < 1 per 100,000
seeks
■
Hard error seeks: <1 per 10,000
seeks