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NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.

クラスタスイッチがリンクアップとリンクダウンを繰り返します

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183
Visibility:
Public
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Category:
fabric-interconnect-and-management-switches
Specialty:
hw
Last Updated:

に適用されます

  • FAS8200
  • CN1610
  • ONTAP 9

問題

  • CN1610 クラスタスイッチは、リンクアップとダウンを繰り返します。
  • EMS ログには、次の情報が表示されます。

例:

Wed Mar 25 12:06:18 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0b: Link down, check cable.
Wed Mar 25 12:06:18 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0a: Link down, check cable.
Wed Mar 25 15:56:12 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0b: Link down, check cable.
Wed Mar 25 15:56:12 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0a: Link down, check cable.
...
...
Sun Mar 29 13:36:20 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0b: Link down, check cable.
Sun Mar 29 13:36:20 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0a: Link down, check cable.
...
...
Mon Mar 30 19:02:47 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0b: Link down, check cable.
Mon Mar 30 19:02:47 JST [cluster01: kernel: netif.linkDown:info]: Ethernet e0a: Link down, check cable

  • show-tech-support に、クラスタスイッチに関する次の情報を示します。

例:

[2020-03-23 10:21:38.855]   0 Mar 23 07:23:27 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]   1 Mar 23 07:23:26 2020    Link Down: 0/2
[2020-03-23 10:21:38.855]   2 Mar 21 23:36:37 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]   3 Mar 21 23:36:36 2020    Link Down: 0/2
[2020-03-23 10:21:38.855]   4 Mar 21 22:50:45 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]   5 Mar 21 22:50:44 2020    Link Down: 0/2
[2020-03-23 10:21:38.855]   6 Mar 19 22:49:47 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]   7 Mar 19 22:49:46 2020    Link Down: 0/2
[2020-03-23 10:21:38.855]   8 Mar 13 08:53:30 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]   9 Mar 13 08:53:30 2020    Link Down: 0/2
[2020-03-23 10:21:38.855]  10 Mar 13 08:26:28 2020    Link Up: 0/2
[2020-03-23 10:21:38.855]  11 Mar 13 08:26:27 2020    Link Down: 0/2
[2020-03-23 10:21:38.871]  12 Mar  9 06:07:50 2020    Link Up: 0/2
[2020-03-23 10:21:38.871]  13 Mar  9 06:07:50 2020    Link Down: 0/2
...
[2020-03-23 10:21:38.933] 102 Jul 16 13:38:14 2019    Link Down: 0/2
[2020-03-23 10:21:38.933] 103 Jul 16 13:38:14 2019    Link Down: 0/1
[2020-03-23 10:21:38.933] 104 Jul 16 13:38:12 2019    Link Up: 0/2
[2020-03-23 10:21:38.933] 105 Jul 16 13:38:12 2019    Link Up: 0/1
[2020-03-23 10:21:38.933] 106 Jul 16 13:38:11 2019    Link Down: 0/2
[2020-03-23 10:21:38.933] 107 Jul 16 13:38:11 2019    Link Down: 0/1
[2020-03-23 10:21:38.933] 108 Jul 16 13:38:08 2019    Link Up: 0/2
[2020-03-23 10:21:38.933] 109 Jul 16 13:38:08 2019    Link Up: 0/1

 

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