HP StoreEver MSL2024, MSL4048, MSL8048, and MSL8096 Tape Libraries User and Service Guide (AK378-96059, December 2012)

Table Of Contents
Contents
1 Features and overview................................................................................9
Library options.......................................................................................................................11
Redundant power supply....................................................................................................11
HP StoreEver 1/8 G2 & MSL Encryption Kit..........................................................................11
HP MSL Library Extender.....................................................................................................11
Upgrading the MSL8048....................................................................................................12
Command View TL TapeAssure............................................................................................13
LTFS Automation License Support..........................................................................................13
Interface specifications and requirements for parallel SCSI drives..................................................14
Parallel SCSI host bus adapters (HBAs).................................................................................14
Multiple LUN support.........................................................................................................14
Default SCSI IDs................................................................................................................14
Interface specifications and requirements for Fibre Channel drives.................................................16
Interface specifications and requirements for SAS drives...............................................................16
LTO-4 and later generation tape drives and encryption................................................................17
Using the Encryption Kit......................................................................................................17
Using application-managed encryption.................................................................................18
Logical libraries......................................................................................................................19
Partitioning the MSL2024 and MSL8048 Tape Libraries..........................................................19
Partitioning the MSL4048 and MSL8096 Tape Libraries..........................................................19
Control path and data path failover..........................................................................................21
HP LTO-5 and LTO-6 data path port failover overview.............................................................22
HP LTO-5 and LTO-6 control path failover overview.................................................................22
Technology for drive-assisted failover....................................................................................23
Technology for data path port failover.............................................................................24
Technology for control path failover.................................................................................24
Traditional bridged library control path.......................................................................24
Virtual library connection using NPIV..........................................................................25
Configuring failover...........................................................................................................26
Configuring data path port failover.................................................................................26
Enabling data path port failover.................................................................................26
Verifying data path port failover.................................................................................27
Configuring control path failover.....................................................................................28
Enabling control path port failover on the library..........................................................28
Configuration requirements after enabling control path failure........................................30
Verifying control path failover.....................................................................................31
Hardware-specific requirements..................................................................................31
Front panel overview...............................................................................................................32
Back panel overview...............................................................................................................34
Tape drive back panel overviews..............................................................................................35
Tape drive power indicator......................................................................................................36
Controller health status indicator...............................................................................................37
Power supply back panel (MSL4048, MSL8084, and MSL8096)...................................................37
2 Installing the library .................................................................................38
Preparing the host...................................................................................................................38
Planning the parallel SCSI configuration....................................................................................39
About parallel SCSI busses..................................................................................................39
Optimizing throughput........................................................................................................39
SCSI addresses..................................................................................................................39
Planning the SAS configuration.................................................................................................40
About SAS........................................................................................................................41
Contents 3