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Cisco Bug: CSCup38810 - Oversubsciprion of some pos SPAs reloads the 6-10GE-WLO-FLEX

Last Modified

Oct 17, 2019

Products (18)

  • Cisco Carrier Routing System
  • Cisco CRS-1 Line Card Chassis (Dual)
  • Cisco CRS-X 8-Slot Single-Shelf System
  • Cisco CRS-1 Line Card Chassis (Multi)
  • Cisco CRS-X Multishelf System
  • Cisco CRS-3 Multishelf System
  • Cisco CRS-1 16-Slot Line Card Chassis
  • Cisco IOS XR Software
  • Cisco CRS-1 4-Slot Single-Shelf System
  • Cisco CRS-3 16-Slot Single-Shelf System
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Known Affected Releases

5.2.2.BASE

Description (partial)

Symptom:
Oversubscribed traffic cause below error and reloads the PLIM 6-10GE-WLO-FLEX

LC/0/X/CPU0:May 27 04:15:05.706 : plaspa_server[127]: %L2-PLIM_ASIC-3-HW_ERR : plaspa instance 0 TMC Write Dispatch Buffer Overflow, reset the ASIC
LC/0/X/CPU0:May 27 04:15:05.706 : plaspa_server[127]: %L2-PLIM_ASIC-3-ERR : Resetting PLASPA instance 0
SET : Device: DATAPATH FPGA . Error: I-proc frame sync. Software action: Hard reset DATAPATH FPGA

Conditions:
Issue is seen with oversubscribed traffic with 1xOC48 and 1xOC192 SPA in 6-10GE-WLO-FLEX PLIM
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