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Ciscoスイッチに接続されているデータポートのCRCエラー

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Category:
fabric-interconnect-and-management-switches
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hw
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環境

  • FASシステム
  • AFFシステム
  • Ciscoスイッチ
  • Active IQ Digital Advisor

問題

  • Active IQリスクアラートを受信しました:
Risk: This system has a high count of CRC errors accumulated on at least one data network port that should be investigated.
Description: This system has CRC errors on data port e0e.

Impact: High CRC errors counts, or link resets can result in packet loss and are typically caused by physical defects in the port, SFP, or cables
  • ポートがデータスイッチに接続されている
  • IFSTAT-A AutoSupportのセクション、または cluster::> ifstat -a CRCエラーが表示された場合:
 
-- interface  e0e  (1 day, 1 hour, 11 minutes, 41 seconds) --

RECEIVE
Total frames:     6821k | Frames/second:      75  | Total bytes:      6681m
Bytes/second:    73660  | Total errors:      151  | Errors/minute:       0
Total discards:      0  | Discards/minute:     0  | Multi/broadcast:   254k
Non-primary u/c:     0  | CRC errors:        151  | Runt frames:         0
Long frames:         0  | Length errors:       0  | Alignment errors:    0
No buffer:           0  | Pause:               0  | Jumbo:               0
Noproto:             0  | Bus overruns:        0  | LRO segments:      399m
  • SFPが両側で交換されている
  • ノードとスイッチ間のケーブルが交換されました
  • ノードポートの統計がクリアされ、CRC errorsが返されます。
::>run -node * ifstat -z e0e

 

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