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CONTAP-52939: Queue overflow and total discards counters increase when port is IFF_UP but link is down; when link is up burst traffic is seen from port

  1. Last updated
    Apr 2, 2025
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Category:
ontap-9
Specialty:
CORE
Last Updated:
4/2/2025, 10:41:48 AM

Issue

  • When customer added new ports to the existing ifgrp and upon cabling the new ports, there is a storm of CFM broadcast packets from the newly added ports.
    -This made the switch to bring down ports since storm-control broadcast threshold is enabled in switch.

 

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