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Cisco Bug: CSCvu94999 - FNIC enhancement to mark a path down after extended periods of failed IO

Last Modified

Jul 21, 2020

Products (1)

  • Cisco UCS Virtual Interface Card

Known Affected Releases


Description (partial)

UCS blade servers fail to mark path as down during extended periods of failed IO disrupting SAN connectivity for effected host.

Consecutive aborts observed in UCS adapter logging during time of issue.

Operating System Version: ESXi 6.5.0 Update 2
Blade Package Version: 4.0(4f)B
Adapters: UCSB-MLOM-40G-03
Current Running Drivers: fnic

ESXi host are using both power path and native MPIO multipathing software.
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