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Flashcache missing, in status critical after multiple "Flash disk removed" alerts (Doc ID 1383267.1)

Last updated on JUNE 05, 2019

Applies to:

Oracle Exadata Storage Server Software - Version 11.2.2.3.2 to 11.2.2.4.0 [Release 11.2]
Information in this document applies to any platform.
Versions affected: 11.2.2.3.0 to 11.2.2.4.0


Symptoms

One or more storage cells will generate multiple critical alerts of Flash disk removed events, which are also logged in the "cellcli -e list alerthistory", one for each of the a cell's 16 flash disks. Sample:

Changes

The storage cell's uptime has exceeded 180 days. This is the key precursor to the issue described in this document. Uptime can be obtained by running w or uptime commands.

Cause

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