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HSM: DIV Support Broken In Solaris 11.4 (Doc ID 2559350.1)

Last updated on DECEMBER 09, 2020

Applies to:

Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 6.1 and later
Solaris Operating System - Version 11.4 and later
Information in this document applies to any platform.


Customer unable to use Solaris 11.4, Oracle HSM and Oracle STK T10000 tape drives when DIV (dadp) mode enabled and with 2MB blocks being used.

While running a pre-release (build id 6.1.49) of the upcoming HSM 6.1-04 patch, that supports Solaris 11.4, with either "div = on" or "div = verify" in /etc/opt/SUNWsamfs/defaults.conf the customer found that the couldn't:

   1) tplabel a tape that was previously unlabeled
   2) archive to tape
   3) stage back a file that been written to tape on an earlier version of HSM with "div = verify"

Tape volumes getting marked with media errors.  The sam-archiverd trace file shows the following entry:



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