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Cisco Bug: CSCuw57225 - PFRv2 not work well for 10% inbound load-balance

Last Modified

Sep 19, 2017

Products (8)

  • Cisco IOS
  • Cisco ME 3600X-24TS-M Switch
  • Cisco 7600 Series Route Switch Processor 720 with Multilayer Switch Feature Card
  • Cisco ME 3600X-24FS-M Switch
  • Cisco 7600 Series Route Switch Processor 720 with 10 Gigabit Ethernet Uplinks
  • Cisco ME 3800X-24FS-M Switch Router
  • Cisco 7600 Series Supervisor Engine 32 with Multilayer Switch Feature Card
  • Cisco 7600 Series Supervisor Engine 720 with Multilayer Switch Feature Card

Known Affected Releases

15.2(2)S

Description (partial)

Symptom:
Even if 10% inbound load-balance is configured, sometimes, inbound load difference becomes bigger than 10% for some period, say 30 min.  And, if traffic load pattern is changed, sometimes inbound load oscillation and overshoot are observed.

Causing major impact in pfrv2 ingress and egress load-balancing.

Conditions:
"This symptoms were observed, when "max-range-utilization percent 10" or "max range receive percent 10" was configured with PfRv2.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
  • Related Community Discussions
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