Guest

Preview Tool

Cisco Bug: CSCur19416 - QOS drops on Topaz FP-X in various classes with no apparent link issue

Last Modified

Feb 15, 2018

Products (18)

  • Cisco Carrier Routing System
  • Cisco CRS-1 Line Card Chassis (Dual)
  • Cisco CRS-X 8-Slot Single-Shelf System
  • Cisco CRS-3 Multishelf System
  • Cisco CRS-1 16-Slot Line Card Chassis
  • Cisco CRS-X Multishelf System
  • Cisco CRS-1 Line Card Chassis (Multi)
  • Cisco CRS-1 4-Slot Single-Shelf System
  • Cisco IOS XR Software
  • Cisco CRS-3 16-Slot Single-Shelf System
View all products in Bug Search Tool Login Required

Known Affected Releases

5.1.2.BASE

Description (partial)

Symptom:QOS drops reported by CLI when a qos policy is applied onto an FP-X/40X10 PLIM

Conditions:policy-map 10GE_CORE_LINK
 class INELASTIC
  police rate percent 30 
   conform-action transmit
   exceed-action drop
  !
  priority level 1 
 !
 class TRANSACTIONAL_DATA
  queue-limit 4000 packets 
  bandwidth percent 5 
  random-detect precedence priority,flash-override 752 packets 2800 packets 
  random-detect precedence immediate 1952 packets 4000 packets 
 !
 class CONTROL
  queue-limit 6000 packets 
  bandwidth percent 10 
 !
 class class-default
  queue-limit 22000 packets 
  bandwidth percent 55 
  random-detect precedence routine 5616 packets 22000 packets 
 !
 end-policy-map
!
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.