Symptom

ISSUE SEEN : BLB sessions are not coming up with OSPF Client. BLB sessions are struck in INIT State. BUILD : 7.0.2.11I Topology - As Mentioned in Triage Mail Anniridha Paul is looking on to the issue. bfd_agent crash is seen also seen. Please refer the mail chain VEGA-R2-9K-6 and VEGA-R1-9K-5 are connected with the Bundle-Ether50 64 Bundle-Ether 50.XX Sub Interface are Configured with OSPF Client BLB is enabled for all the 64 Sub Interface and BOB is also configured in main Interface Bundle-Ether50 BFD minimum-interval 300 and multiplier 3. ---------> async detection time: 900 ms(300 ms*3) is Expected. IN VEGA-R1-9K-5 RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd all session | i INIT BE50.50 10.220.35.50 0s 6s(2s*3) INIT BE50.80 50.80.1.1 0s 6s(2s*3) INIT BE50.151 50.151.151.2 0s 6s(2s*3) INIT 65 BLB Sessions are Struck in INIT STATE RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd all session | i INIT | utility wc -l 65 -----------------------------------> RP/0/RSP0/CPU0:VEGA-R1-9K-5# RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd summary Node All PPS usage MP PPS usage Session number % Used Max % Used Max Total MP Max ---------- --------------- --------------- ------------------ 0/0/CPU0 1 514 27000 5 514 9600 516 504 8000 0/1/CPU0 1 381 27000 3 381 9600 571 565 8000 IN VEGA-R2-9K-6 RP/0/RP1/CPU0:VEGA-R2-9K-6#show bfd all session | i "DOWN DAMP" BE50.50 10.220.35.49 0s 0s DOWN DAMP BE50.80 50.80.1.2 0s 0s DOWN DAMP BE50.151 50.151.151.1 0s 0s DOWN DAMP -----------> BE50.152 50.151.152.1 0s 0s DOWN DAMP

Conditions

ISSUE SEEN : BLB sessions are not coming up with OSPF Client. BLB sessions are struck in INIT State. BUILD : 7.0.2.11I Topology - As Mentioned in Triage Mail Anniridha Paul is looking on to the issue. bfd_agent crash is seen also seen. Please refer the mail chain VEGA-R2-9K-6 and VEGA-R1-9K-5 are connected with the Bundle-Ether50 64 Bundle-Ether 50.XX Sub Interface are Configured with OSPF Client BLB is enabled for all the 64 Sub Interface and BOB is also configured in main Interface Bundle-Ether50 BFD minimum-interval 300 and multiplier 3. ---------> async detection time: 900 ms(300 ms*3) is Expected. IN VEGA-R1-9K-5 RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd all session | i INIT BE50.50 10.220.35.50 0s 6s(2s*3) INIT BE50.80 50.80.1.1 0s 6s(2s*3) INIT BE50.151 50.151.151.2 0s 6s(2s*3) INIT 65 BLB Sessions are Struck in INIT STATE RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd all session | i INIT | utility wc -l 65 -----------------------------------> RP/0/RSP0/CPU0:VEGA-R1-9K-5# RP/0/RSP0/CPU0:VEGA-R1-9K-5#show bfd summary Node All PPS usage MP PPS usage Session number % Used Max % Used Max Total MP Max ---------- --------------- --------------- ------------------ 0/0/CPU0 1 514 27000 5 514 9600 516 504 8000 0/1/CPU0 1 381 27000 3 381 9600 571 565 8000 IN VEGA-R2-9K-6 RP/0/RP1/CPU0:VEGA-R2-9K-6#show bfd all session | i "DOWN DAMP" BE50.50 10.220.35.49 0s 0s DOWN DAMP BE50.80 50.80.1.2 0s 0s DOWN DAMP BE50.151 50.151.151.1 0s 0s DOWN DAMP -----------> BE50.152 50.151.152.1 0s 0s DOWN DAMP

Workaround

None

Further Problem Description