Netflow prefix aggregation cache is almost full

CSCO11227244 · ‎12-19-2007

cisco 7606 (sup720-3BXL)

ip flow-export version 5

ip flow-aggregation cache prefix

export destination *.*.*.* 9990

mask source minimum 32

mask destination minimum 32

enabled

mls aging long 128

mls aging normal 32

ip flow-cache timeout active 2

ip flow-cache timeout inactive 30

Logsssss:

Dec 19 13:12:06: %EARL_NETFLOW-SP-4-NF_AGG_CACHE_THR: Netflow prefix aggregation cache is almost full.

Dec 19 13:13:06: %EARL_NETFLOW-SP-4-NF_AGG_CACHE_THR: Netflow prefix aggregation cache is almost full.

Dec 19 13:14:06: %EARL_NETFLOW-SP-4-NF_AGG_CACHE_THR: Netflow prefix aggregation cache is almost full.

Dec 19 13:15:07: %EARL_NETFLOW-SP-4-NF_AGG_CACHE_THR: Netflow prefix aggregation cache is almost full.

Dec 19 13:16:07: %EARL_NETFLOW-SP-4-NF_AGG_CACHE_THR: Netflow prefix aggregation cache is almost full.

there is trable??????

Edison Ortiz · ‎12-19-2007

Yes, there is a table

http://www.cisco.com/en/US/docs/routers/7600/ios/12.2SXF/configuration/guide/netflow.html

PFC3BXL

Recommended NetFlow Table Utilization

235,520 (230 K) entries

Total NetFlow Table Capacity

262,144 (256 K) entries

CSCO11227244 · ‎12-20-2007

sh mls netflow usage

Netflow table usage notification enabled at 80% every 120 seconds

Netflow table utilization of module 5 is 56%

c7606#sh mls netflow usage

Netflow table usage notification enabled at 80% every 120 seconds

Netflow table utilization of module 5 is 63%

c7606#sh mls netflow usage

Netflow table usage notification enabled at 80% every 120 seconds

Netflow table utilization of module 5 is 58%

sh mls netflow table-contention summary

Earl in Module 5

Summary of Netflow CAM Utilization (as a percentage)

====================================================

TCAM Utilization : 58%

ICAM Utilization : 1%

Netflow Creation Failures : 0

Netflow CAM aliases : 0

sh mls netflow aging

enable timeout packet threshold

------ ------- ----------------

normal aging true 32 N/A

fast aging false 32 100

long aging true 128 N/A

Feature Aging

Feature Pattern Agetime

------- ------- -------

IP_ACCESS_INGRESS 3 300

IP_ACCESS_EGRESS 3 300