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Cisco Bug: CSCuw46491 - processes blocked on netio - due to deadlock among netio,aib,fib_mgr

Last Modified

Jul 29, 2018

Products (1)

  • Cisco Network Convergence System 6000 Series Routers

Known Affected Releases

5.2.5.BASE

Description (partial)

Symptom:
Multiple processes blocked on netio in a NCS6k line card. The following syslogs would be seen,

LC/2/6/CPU0:Sep 28 17:32:30.357 : packet[270]: %PKT_INFRA-PAKWATCH-4-DEPLETION_WARNING : Depletion level 80 percent for resource PAK HEADER
RP/0/RP0/CPU0:R145-P9#RP/0/RP0/CPU0:Sep 28 17:33:03.219 : netio[184]: %PKT_INFRA-NETIO-4-ERR_PACKET_INPUT : Failed to input the packet for ARP: (Cannot allocate memory)

Conditions:
The issue was seen on a NCS6k during a longevity period with route flaps happening on the peer routers.
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