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Cisco Bug: CSCvs19744 - N9K: LLFC returns 'Ingress buffer allocation fail' error after ASCII reload on 52nd port

Last Modified

Jan 13, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

9.2(3) 9.3(1)

Description (partial)

Symptom:
Customer will see LLFC buffer allocation error like below:

2019 Nov 22 17:47:59 Sug-3-chart2 %$ VDC-1 %$ %IPQOSMGR-2-QOSMGR_LLFC_APPLY_FAILURE: Unable to apply flow-control configuraiton on interface: Ethernet1/52 due to 'Ingress buffer allocation fail'.

Conditions:
93180yc-ex configured with LLFC on at least 52 ports.
ASCII replay due to upgrade or 'reload ascii'
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