Symptom
1. Can't get LC CPU information from SNMP for one or multiple Line Cards
2. wdsysmon process registration fails for the LC
ASR-9006-2#admin show plat
Wed Mar 2 19:22:33.283 UTC
Node Type State Config State
-----------------------------------------------------------------------------
0/RSP1/CPU0 A9K-RSP880-SE(Active) IOS XR RUN PWR,NSHUT,MON
0/FT1/SP ASR-9006-FAN-V2 READY
0/0/CPU0 A9K-MOD80-TR IOS XR RUN PWR,NSHUT,MON
0/0/0 A9K-MPA-20X1GE OK PWR,NSHUT,MON
0/1/CPU0 A9K-24X10GE-1G-SE IOS XR RUN PWR,NSHUT,MON
0/2/CPU0 A9K-24x10GE-TR IOS XR RUN PWR,NSHUT,MON
0/3/CPU0 A9K-MOD400-SE IOS XR RUN PWR,NSHUT,MON <<<<
0/3/0 A9K-MPA-2X100GE OK PWR,NSHUT,MON
0/PS0/M0/SP PWR-3KW-AC-V2 READY PWR,NSHUT,MON
0/PS0/M1/SP PWR-3KW-AC-V2 READY PWR,NSHUT,MON
0/PS0/M2/SP PWR-3KW-AC-V2 FAILED PWR,NSHUT,MON
LC3 is missing:
ASR-9006-2#show event manager detector all | i wdsys
Wed Mar 2 19:22:45.257 UTC
3 wdsysmon 01.00 node0_RSP1_CPU0 1 UP 4
15 wdsysmon 01.00 node0_2_CPU0 3 UP 16
16 wdsysmon 01.00 node0_0_CPU0 3 UP 17
18 wdsysmon 01.00 node0_1_CPU0 3 UP 19
Identifying the Hw
snmpwalk -v2c -c Cisco 10.201.181.39 1.3.6.1.4.1.9.9.109.1.1.1.1.2
SNMPv2-SMI::enterprises.9.9.109.1.1.1.1.2.18 = INTEGER: 26932192
SNMPv2-SMI::enterprises.9.9.109.1.1.1.1.2.2082 = INTEGER: 18788073
SNMPv2-SMI::enterprises.9.9.109.1.1.1.1.2.2098 = INTEGER: 8695772
SNMPv2-SMI::enterprises.9.9.109.1.1.1.1.2.2114 = INTEGER: 36631989
Workaround
process restart wdsysmon on affected LC
