User's Guide

Chapter 3 Emulated DLT7000 SCSI Commands
Log Sense (4Dh)
168 Quantum DX-Series Software Interface Guide
Table 121 Log
Parameters for Read /
Write Compression
Ratio LOG SENSE
Page Field
Descriptions
(Parameter Codes
00h and 01h)
Field Name Description
Page Code Parameter Codes supported for the READ / WRITE COMPRESSION
RATIO page are as follows (for codes 00h and 01h only; codes 02h
through 09h are detailed separately):
Parameter Code - Description
00h - READ Compression Ratio x 100
01h - WRITE Compression Ration x 100
DU Disable Update. Always 0.
DS Disable Save. Not supported. This bit always set to 1.
TSD Target Save Disable. Not supported. This bit always set to 1.
ETC Enable Threshold Comparison. Threshold checking is not supported on
this page. Always set to 0.
TMC Threshold Met Criteria. Always 0.
LP List Parameter. Always set to 0 (parameter codes treated as data counter).