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クラスタ相互接続ポートにリンクダウンとアップが表示される

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環境

  • AFF-A300
  • AFF-A400
  • ONTAP 9.13.1P7
  • スイッチレス クラスタ

問題

  • 両方のクラスター ポートからクラスター ポート リンクのダウン/アップが繰り返されます。

[NodeA: kernel: netif.linkDown:info]: Ethernet e3a: Link down, check cable.
[NodeA: kernel: netif.linkUp:info]: Ethernet e3a: Link up.

[NodeB: kernel: netif.linkDown:info]: Ethernet e3a: Link down, check cable.
[NodeB: kernel: netif.linkUp:info]: Ethernet e3a: Link up.

  • ifstat -aログには[CRC errors: 0 ]と表示されます。

NodeA:
-- interface  e3a  (215 days, 11 hours, 43 minutes, 36 seconds) --

RECEIVE
 Total frames:    1404m | Frames/second:    75  | Total bytes:     400g
 Bytes/second:   21515  | Total errors:     0  | Errors/minute:     0
 Total discards:    11  | Discards/minute:    0  | Multi/broadcast:  1581k
 Non-primary u/c:    0  | Errored frames:    0  | Unsupported Op:    0
 CRC errors:      0 | Runt frames:      0  | Fragment:       0

NodeB:
-- interface  e3a  (214 days, 1 hour, 55 minutes, 39 seconds) --

RECEIVE
 Total frames:    1244m | Frames/second:    67  | Total bytes:    1456g
 Bytes/second:   78761  | Total errors:     0  | Errors/minute:     0
 Total discards:    0  | Discards/minute:    0  | Multi/broadcast:  1556k
 Non-primary u/c:    0  | Errored frames:    0  | Unsupported Op:    0
 CRC errors:      0  | Runt frames:      0  | Fragment:       0

  • 発生頻度は低く、1回のみ発生します。
  • クラスターポートリンクのダウン/アップ中はメンテナンスは実行されません。

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