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Cisco Bug: CSCuq81548 - Software needs to scrub the Beluga memory / disable the SBE interrupts

Last Modified

Jun 20, 2018

Products (15)

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

4.3.2.BASE

Description (partial)

Symptom:
SBE errors occur on a CRS under the Beluga ASIC and a message is logged similar to:

plim_xge[283]: %PLATFORM-CIH-5-ASIC_ERROR_SCRUB_THRESH : pla[0]: A sbe error has occurred causing  data corrected. 0x10050005  Threshold has been exceeded

Conditions:
When SBE interrupts cross a threshold they start logging these messages.

Related Community Discussions

CRS: CRS-3 用 PLIM の PLA ASIC のメモリで発生した SBE が修正されない
2015年4月24日(初版) TAC SR Collection 主な問題 CRS-3 用の PLIM 上で使用されている PLA ASIC の特定メモリ (beluga_rxact_csrs.rxact_err_int_leaf_int.int_sbe_error_set2) で Single Bit Error(SBE) が発生した場合、修正可能な SBE が修正されません。 対象 PID は以下です。 ・6-10GE-WLO-FLEX ・14X10GBE-WL-XFP ・20X10GBE-WL-XFP ・1X100GBE この問題が発生すると、メモリ上のエラーは修正されず残っている為、定期的に SBE の修正が規定回数を超えた旨を示すのログが出力されます。 <問題の確認方法> 以下のログが定期的に出力されることを確認 plim_xge[xxx]: %PLATFORM-CIH-5-ASIC_ERROR_SCRUB_THRESH : pla[0]: A sbe error has occurred causing data corrected. 0x10050005 Threshold ...
Latest activity: Apr 24, 2015
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