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Cisco Bug: CSCvu80555 - mibd_entity memory leak resulting in process exception on ASR9000 router

Last Modified

Sep 16, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

mibd_entity process on Cisco ASR9000 routers running IOS-XR Release 7.1.15 may cause memory leaks. Memory held by the process keeps increasing over time if SNMP polling is done continuously.

Continuous mib walk can trigger this issue. 

The leak is specifically caused by this MIB under mibd_entity process:
ciscoSelectiveVrfDownloadMIB -  
Every iteration causes about 19KB leak.
Polling for prolonged duration can result in large amount of memory leak in mibd_entity process.
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