SL500/SL24/SL48 - SAS ADI Bridge Issue in Solaris with NetBackup
(Doc ID 1373028.1)
Last updated on JULY 25, 2022
Applies to:
Sun StorageTek SL500 Modular Library System - Version Not Applicable and laterSun StorageTek SL24 Tape Autoloader - Version Not Applicable and later
Sun StorageTek SL48 Tape Library - Version Not Applicable and later
HP LTO5 Tape Drive - Version Not Applicable and later
Information in this document applies to any platform.
Symptoms
In an Oracle Solaris environment running NetBackup and SL24/SL48/SL500 ADI Bridging with multiple SAS drives, 1 drive is not configured. NetBackup’s sg driver fails to build any device assigned target ID 7.
Issue :
If a configuration has multiple tape drives with a drive on target ID 7
let63:/> cfgadm –al
c14::rmt/0 tape connected configured unknown
c14::rmt/1 tape connected configured unknown
c14::rmt/2 tape connected configured unknown
c14::rmt/3 tape connected configured unknown
c14::rmt/4 tape connected configured unknown
c14::rmt/5 tape connected configured unknown
c14::rmt/6 tape connected configured unknown
c14::rmt/7 tape connected configured unknown
c14::scsi/changer/c14t500104F med-changer connected configured unknown
Netbackup will fail to build device on ID7 as seen in sgscan below:
let63:/usr/openv/volmgr/bin> ./sgscan
/dev/sg/c0t0l0: Disk (/dev/rdsk/c1t0d0): "SEAGATE ST914602SSUN146G"
/dev/sg/c0t0l1: Changer: "STK SL500"
/dev/sg/c0t1l0: Disk (/dev/rdsk/c1t1d0): "SEAGATE ST914602SSUN146G"
/dev/sg/c0t2l0: Tape (/dev/rmt/2): "HP Ultrium 5-SCSI"
/dev/sg/c0t3l0: Tape (/dev/rmt/3): "HP Ultrium 5-SCSI"
/dev/sg/c0t4l0: Tape (/dev/rmt/4): "HP Ultrium 5-SCSI"
/dev/sg/c0t5l0: Tape (/dev/rmt/5): "HP Ultrium 5-SCSI"
/dev/sg/c0t6l0: Tape (/dev/rmt/6): "HP Ultrium 5-SCSI"
/dev/sg/c1t0l0: Tape (/dev/rmt/0): "HP Ultrium 5-SCSI"
/dev/sg/c1t1l0: Tape (/dev/rmt/1): "HP Ultrium 5-SCSI"
Cause
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In this Document
Symptoms |
Cause |
Solution |