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Flash Disks may report 'Not Present' or 'Poor Performance' after FDOM/Flash Disk Replacement (Doc ID 1306635.1)

Last updated on JANUARY 10, 2018

Applies to:

Oracle Exadata Storage Server Software - Version 11.2.1.2.1 to 12.1.2.1.3 [Release 11.2 to 12.1]
Information in this document applies to any platform.
ATTENTION !!!!!!!
The instructions of this document are only relevant to older models like Oracle Storage Servers V2 and X2 and also older images.
For configurations in Oracle Storage Servers using Aura Cards (X3, X4), when one of the FDMOs fails, the Oracle Exadata Storage Software will mark the other FDOMs (peers) on the same card as FAILED.
If cell is in WriteBack mode, it will flush the content to the cached griddisks.

Alerts will be generated when the card is ready to be replaced.

Symptoms

As a result of a Flash Disk or FDOM Hardware replacement in Exadata Storage Server the status of flash disks after replacement may report a status of  "Not Present" or "Poor Performance"

example...

% cellcli -e list physicaldisk detail |more

<look for the problem disk reporting poor performance or not present>

name: [2:0:2:0]
diskType: FlashDisk
luns: 1_2
makeModel: "MARVELL SD88SA02"
physicalFirmware: D20Y
physicalInsertTime: 2010-09-20T10:30:32-07:00
physicalInterface: sas
physicalSerial: 5080020000d2d30FMOD2
physicalSize: 22.8880615234375G
slotNumber: "PCI Slot: 1; FDOM: 2"
status: poor performance





Changes

FDOM or Flash Disk Card Replaced

Cause

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