SL500 - Media Stuck in LTO Drives Due to PMR Being Set (Doc ID 1517217.1)

Last updated on MAY 19, 2017

Applies to:

Sun StorageTek SL500 Modular Library System - Version All Versions to All Versions [Release All Releases]
HP LTO6 Tape Drive - Version All Versions and later
HP LTO5 Tape Drive - Version All Versions and later
HP LTO4 Tape Drive - Version All Versions and later
HP LTO3 Tape Drive - Version All Versions and later
Information in this document applies to any platform.

Symptoms

- Tapes remain stuck in HP LTO4 drives that are part of SL500.
- Problem is not limited to a particular drive or media.
- SL500 event logs show unload failures due to PMR (Prevent Media Removal) is set.
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2012-01-04T07:05:09.750, 0.0.0.0.0, 1000, scsi-server, , warn, 1207, 1101, "SmcMoveMedium::execute() - unload from drive failed pmr set", UNKNOWN,
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Cause

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