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Cluster Network Port Flap Observed During ONTAP Upgrade Boot

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Category:
ontap-9
Specialty:
CORE
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Applies to

  • Cluster Ports
  • Switched Cluster
  • AFF-A400

Issue

  • During ONTAP upgrade, cluster ports flapped once on both nodes:

    [?] Thu Aug 14 10:06:03 -0600 [node1: nblade1: netif.linkUp:info]: Ethernet e3a: Link up.
    [?] Thu Aug 14 10:06:03 -0600 [node1: nblade1: netif.linkUp:info]: Ethernet e3b: Link up.
    [?] Thu Aug 14 10:06:03 -0600 [node1: nblade1: netif.linkInfo:info]: Ethernet adapter e3a: Link Resetting.
    [?] Thu Aug 14 10:06:18 -0600 [node1: nblade1: netif.linkDown:info]: Ethernet e3a: Link down, check cable.
    [?] Thu Aug 14 10:06:06 -0600 [node1: nblade1: netif.linkInfo:info]: Ethernet adapter e3b: Link Resetting.
    [?] Thu Aug 14 10:06:29 -0600 [node1: nblade1: netif.linkDown:info]: Ethernet e3b: Link down, check cable.
    [?] Thu Aug 14 10:08:17 -0600 [node1: vifmgr: vifmgr.reach.ok:notice]:Network port e3a on node node1 can reach its expected broadcast domain Cluster:Cluster. No other broadcast domains appear to be reachable from this port.
    [?] Thu Aug 14 10:08:17 -0600 [node1: vifmgr: vifmgr.reach.ok:notice]: Network port e3b on node node1 can reach its expected broadcast domain Cluster:Cluster. No other broadcast domains appear to be reachable from this port.

    [?] Thu Aug 14 09:42:21 -0600 [node2: nblade1: netif.linkUp:info]: Ethernet e3a: Link up.
    [?] Thu Aug 14 09:42:21 -0600 [node2: nblade1: netif.linkUp:info]: Ethernet e3b: Link up.
    [?] Thu Aug 14 09:42:21 -0600 [node2: nblade1: netif.linkInfo:info]: Ethernet adapter e3a: Link Resetting.
    [?] Thu Aug 14 09:42:24 -0600 [node2: nblade1: netif.linkInfo:info]: Ethernet adapter e3b: Link Resetting.
    [?] Thu Aug 14 09:42:36 -0600 [node2: nblade1: netif.linkDown:info]: Ethernet e3a: Link down, check cable.
    [?] Thu Aug 14 09:42:46 -0600 [node2: nblade1: netif.linkDown:info]: Ethernet e3b: Link down, check cable.
    [?] Thu Aug 14 09:44:48 -0600 [node2: vifmgr: vifmgr.reach.ok:notice]: Network port e3b on node node2 can reach its expected broadcast domain Cluster:Cluster. No other broadcast domains appear to be reachable from this port.
    [?] Thu Aug 14 09:44:48 -0600 [node2: vifmgr: vifmgr.reach.ok:notice]: Network port e3a on node node2 can reach its expected broadcast domain Cluster:Cluster. No other broadcast domains appear to be reachable from this port.

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