メインコンテンツまでスキップ

スイッチのリブート後、Cluster network degradedアラートが表示されるSwitchIfIfIslDownWarn_Alert

環境

  • ONTAP 9
  • CN1610クラスタスイッチ
  • BES-53248クラスタスイッチ

問題

  • 停電またはメンテナンス後にスイッチがリブートされた。
  •  CLUSTER NETWORK DEGRADED イベントログに次のアラートが報告されます。

[Node-01: vifmgr: callhome.clus.net.degraded:alert]: Call home for CLUSTER NETWORK DEGRADED: Total Packet Loss - Ping failures detected between Node-01_clus2 ( 169.XXX.XX.XXX ) on Node-01 and Node-04_clus1 ( 169.XXX.XX.XXX ) on Node-04

  • ISL LAG(リンクアグリゲート)を使用している場合は、次のASUP アラートが表示されることがあります。(Health Monitor process cshm: SwitchIfIslDownWarn_Alert[<switch_name>/<LAG_name>]) ALERT
  • イベントログ:

[Node-04: cshmd: hm.alert.raised:alert]: Alert Id = SwitchIfIslDownWarn_Alert , Alerting Resource = cluster-sw1/ Link Aggregate 1 raised by monitor cluster-switch

  • スイッチのヘルスがデグレード状態になっています。

cluster1::> system health subsystem show
Subsystem      Health
----------------- ------------------
SAS-connect     ok
Environment     ok
Memory          ok
Service-Processor ok
Switch-Health    degraded
CIFS-NDO      ok
Motherboard     ok

  • スイッチ show tech-support がISLポートの無効と停止を報告します。

Switch# show port all

         Admin    Physical   Physical   Link   Link   LACP   Actor
Intf    Type   Mode    Mode     Status    Status Trap   Mode   Timeout
--------- ------ --------- ---------- ---------- ------ ------- ------ --------
0/13      PC Mbr Disable   10G Full              Down   Enable  Enable long
0/14      PC Mbr Disable   10G Full              Down   Enable  Enable long
0/15      PC Mbr Disable   10G Full              Down   Enable  Enable long
0/16      PC Mbr Disable   10G Full              Down   Enable  Enable long
  • show running-config スイッチの出力で、 すべてのISLポートがシャットダウンされていることがわかります。

    interface 0/13
    shutdown
    description 'ISL member port 13'
    mtu 9216
    exit
    interface 0/14
    shutdown
    description 'ISL member port 14'
    mtu 9216
    exit
    interface 0/15
    shutdown
    description 'ISL member port 15'
    mtu 9216
    exit
    interface 0/16
    shutdown
    description 'ISL member port 16'
    mtu 9216
    exit

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.