Asset ID:	1-77-1019753.1
Update Date:	2011-02-28
Keywords:

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Solution Type  Sun Alert Sure

Solution  1019753.1 :   Sun System Firmware 7.1.0.b or 7.1.0.g on the Sun SPARC Enterprise T5140/T5240 May Cause Data Corruption  


PreviouslyPublishedAs
245146

Bug Id
<SUNBUG: 6672787>

Product
Sun SPARC Enterprise T5140 Server
Sun SPARC Enterprise T5240 Server

Date of Resolved Release
06-Nov-2008

A mismatch between the CPU FRU prom setting and the cache management code in the Sun System Firmware:

1. Impact

A mismatch between the CPU FRU prom setting and the cache management code in the Sun System Firmware may (under rare circumstances) cause Level 2 cache data to mistakenly be tagged as valid, resulting in potential data corruption.

2. Contributing Factors

This issue can occur on the following platforms:

• Sun SPARC Enterprise T5140/T5240 Servers with Sun System Firmware 7.1.0.b or 7.1.0.g
  

Note:  This issue only affects Sun SPARC Enterprise T5140/T5240 Servers.

To determine the Sun System Firmware version installed on the system, query from the Service Processor command line interface using the following commands:

ILOM CLI:

    -> show /HOST
    /HOST
       Targets:
           .
           .
           .
        Properties:
           .
           .
           .
           sysfw_version =  Sun System Firmware 7.1.0.g 2008/04/03 18:33
        Commands:
    ->

The version information will be located under the "Properties" section.

ALOM CLI:

    sc> showhost
    Sun System Firmware 7.1.0.g 2008/04/03 18:33

    Host flash versions:
       Hypervisor 1.6.0.b 2008/03/01 01:47
       OBP 4.28.0 2008/01/22 21:12
       POST 4.28.0 2008/01/22 21:39
    sc>

3. Symptoms

There are no predictable symptoms to indicate that this issue has caused data corruption on the system.

 4. Workaround

There is no workaround for this issue, Please see the Resolution section below.

5. Resolution

This issue is addressed on the following platforms:

• Sun SPARC Enterprise T5140/T5240 Servers with Sun System Firmware 7.1.3.d (as delivered with patch 136936-03) or later

This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements.

Copyright 2000-2008 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved.

References

<SUNPATCH: 136936-03>

Internal Comments
Please send technical questions to the following email:
sunalert-tech-questions@sun.com
and CC the following persons:
Internal Contributor/Submitter
Internal Eng Responsible Engineer

Internal Contributor/submitter
bruce.munroe@sun.com

Internal Eng Responsible Engineer
tarl.neustaedter@sun.com

Internal Services Knowledge Engineer
jeff.folla@sun.com

Internal Eng Business Unit Group
SSG ES (Enterprise Systems)

Internal Resolution Patches
136936-03

Internal Sun Alert & FAB Admin Info
WF 06-Nov-2008, jfolla: Sent for release
WF 05-Nov-2008, jfolla: Sent for review
WF 03-Nov-2008, jfolla: On hold waiting for BugID to be added to patch readme
WF 03-Nov-2008, jfolla: created

References

SUNPATCH:136936-03

Attachments

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