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Cisco Bug: CSCuq14123 - PFC is not sending after upgrade from 1.3 to 2.2b when buffers exhausted

Last Modified

Jan 29, 2017

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases


Description (partial)

Upgrade from 1.3 to 2.2b may fail in the presence of extreme PFC buffer configuration

1) PFC has to be enabled with custom buffer configuration
2) The total buffer consumed by all the internal links of fabric card exceeds 75% of total shared space
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  • Status
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