Exadata Database Systems with Flash Accelerator F20 Controllers May Hang During DRAM Reads Without Firmware Upgrade D21Y

Asset ID:	1-77-1520197.1
Update Date:	2014-02-10
Keywords:

Solution Type Sun Alert Sure

Solution 1520197.1 : Exadata Database Systems with Flash Accelerator F20 Controllers May Hang During DRAM Reads Without Firmware Upgrade D21Y

Applies to:

Sun Software - Generic
Sun Fire X4170 M2 Server
Sun Fire X4270 M2 Server
Sun Fire X4275 Server
Exadata Database Machine X2-8
Information in this document applies to any platform.
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Date of Resolved Release: 16-Jan-2013
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Description

Firmware upgrade to D21Y is required for Exadata database systems with Aura 1.x Flash DOMs (Flash Accelerator F20 controllers). Failure to do so may lead to a system hang during DRAM reads due to a DRAM timing anomaly.

This information was originally published in the Customer Advisory Notification:

"Exadata and SPARC SuperCluster Customer Advisory: Replacement Aura 1.X Flash DOMS Require Firmware Update to D21Y (Nov 27, 2012)"

and included in the "Communication" section of <Document:1392174.1> - "Engineered Systems Resource Center"

Occurrence

This issue can occur on the following platforms:

Sun Fire X4170 M2 database servers with Aura 1.x Flash DOMs (for Exadata X2-2 systems) without firmware D21Y
Sun Fire X4270 M2 storage servers with Aura 1.x Flash DOMs (for Exadata X2-2, X2-8, and SPARC SuperCluster systems) without firmware D21Y
Sun Fire X4275 storage servers with Aura 1.x Flash DOMs (for Exadata V2 systems) without firmware D21Y

Note: This issue only applies to storage servers that contain Aura 1.x flash cards. For information on how to identify storage servers with Aura 1.x Flash DOMs, please refer to <Document:1504776.1>

Symptoms

If the described issue occurs, the system may hang during DRAM reads.

Workaround

There is no workaround for this issue.

This issue is addressed in the following release:

Firmware D21Y, as delivered in <Patch:14793859>

which can also be found by searching on patch ID 14793859 in the My Oracle Support Patch Database.

NOTE: As with any firmware or patch upgrade, please view the patch README and all the supporting documentation first before doing this upgrade.

Patches

<PATCH:14793859>

History

16-Jan-2013: Document released, issue is Resolved

Questions regarding this document should be addressed to
sunalertpublication_us_grp@oracle.com

Internal Contributor/Submitter: sunalertpublication_us_grp@oracle.com
Internal Eng Responsible Engineer: Sun Exadata Engineering
Oracle Knowledge Analyst: jeff.folla@oracle.com
Internal Eng Business Unit Group: Sun Exadata Engineering
Internal Resolution Patches:14793859

References

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