![background image](http://html1.mh-extra.com/html/quantum/lto-4/lto-4_user-manual_3834212085.webp)
SCSI Commands: 21BLOG SENSE
Page
77
3.9.20
Tape Device Statistics Log Page (3Eh)
The Tape Device Statistics Log Page defines data counters associated with both the
tape drive and the tape cartridge. All drive parameters are persistent across a
power cycle. All media parameter follow the currently loaded tape cartridge. The
parameters shall not be set to zero or changed with the use of a LOG SELECT
command.
Page Code
Page Length
3Eh 6Ch
Parameter Description
Length
7000h
Tape Alert Flags bitmap
8
8000h
Drive lifetime media load count
4
8001h
Drive lifetime media motion hours
4
8002h
Drive media motion hours since last clean
4
8003h
Drive periodic cleaning interval in media motion hours
4
8004h
Drive lifetime gigabytes written to tape
4
8005h
Drive lifetime gigabytes read from tape
4
9000h
Media lifetime load count
4
9001h
Media lifetime load count threshold
4
9002h
Media lifetime wear passes count
4
9003h
Media lifetime wear passes count threshold
4
9004h
Media lifetime wear hours count
4
9005h
Media lifetime wear hours count threshold
4
3.9.21
LOG SENSE Completion Status
Code Message
Description
00h Good
Status
•
The drive is ready to perform any appropriate command.
•
The requested log page is returned.
•
The tape position is not changed.
02h
Check
Condition
Use the REQUEST SENSE command to retrieve status information.
Possible Sense Keys are:
Code Message
Description
04h
Hardware Error
Parity error on the SCSI bus or drive
hardware failure.
05h
Illegal Request
The Command Descriptor Block is invalid.
06h
Unit Attention
The cartridge was changed, or the drive
was reset prior to this command.
Summary of Contents for LTO 4
Page 1: ......