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Cisco Bug: CSCvs49041 - NVRAM data retention and read disturb issues result in database corruption

Last Modified

Aug 11, 2020

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

3.2(2d)A 4.0(4e)A 4.0(4f)A

Description (partial)

Symptom:
Frequent recurring UCSM faults for "High number of management database corruption events" on the NVRAM database

If NVRAM corruption occurs to the filesystem structure and becomes read only, the DME management process will crash.


Conditions:
Fabric Interconnect models 62xx, 63xx, and 6454 with a specific NVRAM component (Cypress CG8782AT)
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