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Cisco Bug: CSCvv32569 - nf_producer logs appear under show logging after 1st netflow bringup

Last Modified

Aug 11, 2020

Products (1)

  • Cisco Network Convergence System 5500 Series

Known Affected Releases

7.1.2.BASE

Description (partial)

Symptom:
When performing a first-time configuration of Netflow on NCS5500 platforms, the following logs appeared on all LC:

<SNIP>
LC/0/7/CPU0:Jul 29 14:29:59.226 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1282
LC/0/7/CPU0:Jul 29 14:29:59.227 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1298
LC/0/7/CPU0:Jul 29 14:29:59.228 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1314
LC/0/7/CPU0:Jul 29 14:29:59.228 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1330
LC/0/7/CPU0:Jul 29 14:29:59.229 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1346
LC/0/7/CPU0:Jul 29 14:29:59.229 PDT: nf_producer[236]: nf netflow producer started
LC/0/7/CPU0:Jul 29 14:29:59.230 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1362
RP/0/RP0/CPU0:Jul 29 14:30:15.778 PDT: config[67707]: %MGBL-CONFIG-6-DB_COMMIT : Configuration committed by user 'root'. Use 'show configuration commit changes 1000000517' to view the changes.
RP/0/RP0/CPU0:Jul 29 14:30:33.426 PDT: config[67707]: %MGBL-SYS-5-CONFIG_I : Configured from console by root on vty1 (172.23.16.144)

Conditions:
The following configuration lines were applied:

flow exporter-map exporter
version v9
  options sampler-table timeout 120
!
dscp 32
transport udp 2057
source Loopback0
destination 172.20.0.190
!
flow exporter-map expmap-dtxr2
version v9
  options interface-table
  options sampler-table timeout 120
  template data timeout 120
!
dscp 10
transport udp 5171
source Loopback0
!
flow monitor-map fmm
record ipv4
option outphysint
exporter exporter
cache entries 1000000
cache timeout active 120
cache timeout inactive 60
cache timeout rate-limit 10000
!
flow monitor-map fmm-ipv6
record ipv6
option outphysint
exporter exporter
cache entries 1000000
cache timeout active 120
cache timeout inactive 60
cache timeout rate-limit 10000
!
flow monitor-map fmm-mpls
record mpls ipv4-ipv6-fields labels 3
option outphysint
exporter exporter
exporter expmap-dtxr2
cache entries 1000000
cache timeout active 120
cache timeout inactive 60
cache timeout rate-limit 10000
!        
sampler-map fsm
random 1 out-of 32768
!        
interface Bundle-Ether7001
flow ipv4 monitor fmm sampler fsm ingress
flow ipv6 monitor fmm-ipv6 sampler fsm ingress
flow mpls monitor fmm-mpls sampler fsm ingress
 
… SAME CONFIG APPLIANCE FOR BE7002 through 7246 …
 
interface Bundle-Ether7246
flow ipv4 monitor fmm sampler fsm ingress
flow ipv6 monitor fmm-ipv6 sampler fsm ingress
flow mpls monitor fmm-mpls sampler fsm ingress
!
end

This triggered for logs to appear on first time:

<SNIP>
LC/0/7/CPU0:Jul 29 14:29:59.226 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1282
LC/0/7/CPU0:Jul 29 14:29:59.227 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1298
LC/0/7/CPU0:Jul 29 14:29:59.228 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1314
LC/0/7/CPU0:Jul 29 14:29:59.228 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1330
LC/0/7/CPU0:Jul 29 14:29:59.229 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1346
LC/0/7/CPU0:Jul 29 14:29:59.229 PDT: nf_producer[236]: nf netflow producer started
LC/0/7/CPU0:Jul 29 14:29:59.230 PDT: nf_producer[236]: nf_producer_socket_init: interface:ps-inb.1362
RP/0/RP0/CPU0:Jul 29 14:30:15.778 PDT: config[67707]: %MGBL-CONFIG-6-DB_COMMIT : Configuration committed by user 'root'. Use 'show configuration commit changes 1000000517' to view the changes.
RP/0/RP0/CPU0:Jul 29 14:30:33.426 PDT: config[67707]: %MGBL-SYS-5-CONFIG_I : Configured from console by root on vty1 (172.23.16.144)
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