T10000D - Volsafe Tapes Are Write Inhibited

Asset ID:	1-72-2364635.1
Update Date:	2018-02-26
Keywords:

Solution Type Problem Resolution Sure

Solution 2364635.1 : T10000D - Volsafe Tapes Are Write Inhibited - 4020 Errors

Applies to:

StorageTek T10000D Tape Drive - Version All Versions and later
Information in this document applies to any platform.

Symptoms

Volsafe tapes are being set to write inhibited by the application when 4.13.101 microcode was installed.

FSC 4020, FSC4020

Changes

Cause

There was a code change in 4.13.101 code that brought out the problem.

FSC Dictionary Description:
MODEL = T10000D
FSC = 4020
(FSC Match Found in Rev. 4.13)
FSC: 4020 RO_FSC_VOLSAFE_WRT_MIR_INCOMPLETE
MIM Code: NONE
FRU: STATUS ONLY CONF: 100%
Summary: |INFORMATION |ONLY | *** |
Field Text:
Volsafe write was attempted on a tape with an incomplete MIR.

Engineering Text:
Volsafe appends are allowed only in tapes with complete MIR. The tape was found to have an incomplete MIR and hence volsafe append rejected. The error was found in the function ro_evaluate_pos_for_volsafe_wrt.

Solution

Downgrade the microcode to 4.12.106 version and wait for the next code release which will have the fix in it. A special build can be requested by any customer that cannot downgraded to 4.12.106 code.

Attachments

This solution has no attachment