10 Contents
Supporting the ACI 29
ACI Command Set 29
Recommended ACI Time-out Values 30
Treatment of Reserved Fields 31
Recommended Power-Up Sequence 32
Recommended Load-Unload Configuration 33
Recommended Get Drive Status Polling Frequency 33
ACI Commands That Affect Drive Streaming Performance 34
ACI Communications Retry 34
Upgrading the Drive Firmware 35
Firmware Upgrade Via Tape 35
Firmware Upgrade Via SCSI 35
Firmware Upgrade Via ACI 36
Library Firmware Upgrade Via Tape 36
Handling Irregular Cartridges 36
Frequently Asked Questions 40
New features in ACI 4.1 41
Asynchronous Notification 41
Configurable Response Period 42
Preservation of Drive or Media Error 42
Get Drive Status Enhancements 43
Support for Write/Read Attributes for MAM (Media Auxiliary
Memory) 43
Set/Get Time 44
Further Details 44
Configuring Autoload and ACI-Controlled Loads 44
Cartridge Positions During Load and Unload 44
Load Scenarios 46
Using Cartridge Memory (LTO-CM) 47
Use in Libraries 49
Current Libraries — Barcodes 49
More Information 50
3
33
3 Drives in Tape Arrays 51
Identifying the Drive 51
Installing Drives 51
Modes of Usage 51