由于交换机端口问题、出现间歇性AutoSupport传输故障

ONTAP 9

::> autosupport history show -node Node-02 -seq-num 7870 -instance

               Node: Node-02
   AutoSupport Sequence Number: 7870
Destination for This AutoSupport:  http
          Trigger Event: callhome.performance.data
  Time of Last Update: 4/26/2024 03:29:24
        Status of Delivery: transmission-failed
        Delivery Attempts: 15
       AutoSupport Subject: PERFORMANCE DATA
           Delivery URI: support.netapp.com/put/AsupPut/
            Last Error: OpenSSL SSL_read: Operation timed out, errno 60
        Time of Generation: 4/26/2024 00:00:04

• 已成功为集群中的所有其余节点发送Auto支持。
• 从 NOTIFYD.GZ 受影响节点的日志中 可以观察到、ONTAP可以成功收集日志、但连接因操作超时而关闭：

[kern_notifyd:info:1549] Creating autosupport with sequence number 7924, event callhome.performance.data
[kern_notifyd:info:1549] Beginning collection for autosupport with seq num 7924
[kern_notifyd:info:1549] Successfully completed collection for autosupport with sequence number 7924

[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:42:34) (message: HTTP 1.1 or later with persistent connection)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:42:34) (message: HTTP/1.1 100 Continue)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:49:06) (message: OpenSSL SSL_read: Operation timed out, errno 60)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:49:06) (message: Marked for [closure]: Transfer returned error)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:49:06) (message: multi_done)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:49:06) (message: The cache now contains 0 members)
[kern_notifyd:info:1549] (category: 1549:7924:deliver) (emittime: 5/21/2024 03:49:06) (message: Closing connection 1)

• 对于失败且已成功发送的自动支持端口、系统会观察到多次重试：

::> autosupport history show -node Node-02
       Seq                   Attempt  Percent  Last
Node      Num   Destination Status         Count   Complete Update
------------ ----- ----------- -------------------- -------- -------- --------
Node-02
       8042
          smtp     ignore         1     -     7/9/2024 00:47:00
           http     sent-successful    7    100    7/9/2024 00:47:10
          noteto    ignore         1     -     7/9/2024 00:47:00
       8041
          smtp     ignore         1     -     7/8/2024 01:01:29
           http     transmission-failed  15    46     7/8/2024 05:27:15
          noteto    ignore         1     -     7/8/2024 01:01:29

• 在 将 受影响节点的节点管理LIF迁移到另一端口后、首次尝试成功发送AutoSupport日志。