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Cisco Bug: CSCvu03718 - J2 non-SE -> NPU threads stuck in BCM SDK call when LEM reached 100%

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

7.2.1.BASE

Description (partial)

Release-note

Symptom:
In J2 platform, when LEM is full, adding new route (IPv4/IPv6/mpls) to LEM takes 0.2 second to fail. This will delay NPU to process other requests. When there are a lot of routes addition requests submitted to NPU threads, system will take a long time to process them. In the meantime, system appears to be unresponsive.

Conditions:
LEM is full and the system continues to add new routes to the LEM may result in this condition
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