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Cisco Bug: CSCvv59695 - ROUTING-FIB-3-PLATF_UPD_FAIL : FIB platform update failed error is coming for scaled dhcpv6 relay.

Last Modified

Oct 05, 2020

Products (1)

  • Cisco 8000 Series Routers

Known Affected Releases

7.2.12.BASE 7.2.2.BASE 7.3.1.BASE

Description (partial)

The following messages are observed on a Cisco 8000 series router when DHCPv6 Relay Prefix delegation is configured with a scaled number of clients

fib_mgr[151]: %ROUTING-FIB-3-PLATF_UPD_FAIL : FIB platform update failed: Obj=FIB_DATA_TYPE_NHINFO[ptr=0x309c384db0,refc=0,flags=0x8000008] Action=CREATE Proto=ipv6. Cerr='RID' detected the 'warning' condition 'GRID': Invalid argument : fib_mgr : (PID=5238) : -Traceback= 7f7a86201033 55ea92efc3e0 55ea92d72d21 55ea92d73228 55ea92d78c90 55ea92d79ebb 55ea92f29000 7f7a8269aa4e 7f7a8269ac74 7f7a848d291f 7f7a848e020c 55ea92cc9d6e

grid_svr[297]: %L2-GRID-4-BANK_MAX_CLIENT : GRID POOL:2,BANK 0 FULL. Max Clt vlan-fib, RIDs 4095

Cisco 8000 series router with IOS-XR version 7.2.12, 7.3.1, 7.2.2 or any other releases
The router is being used as a DHCP relay agent for ipv6 Prefix delegation or used for regular ipv4/ipv6 forwarding.
The overall number of Nexthops exceed 4096.
These nexthops are used by either of the DHCPv6 Prefix delegation or normal v4/v6 forwarding
This issue is applicable to all Cisco 8000 series routers
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