ONTAP reports that a cluster switch has rebooted, when the switch did not reboot
Applies to
- ONTAP 9
- Cisco Nexus Cluster switches
- CN1610 Cluster switches
Issue
- ONTAP generates an alert indicating that a cluster switch has rebooted:
Cluster::*> system health alert show -alert-id SwitchReboot_Alert
Node: Cluster-01
Resource: clussw1(FOX0000ZZZZ)
Severity: Minor
Indication Time: Wed Jan 2 00:00:00 2019
Suppress: false
Acknowledge: false
Probable Cause: The cluster switch "clussw1(FOX0000ZZZZ)" has
recently rebooted.
Possible Effect: Communication problems and cluster connectivity issues
might occur.
Corrective Actions: 1) If the cluster switch was not rebooted on purpose, then
check the switch to ensure that it is operating normally.
2) If errors persist, contact technical support for
further assistance.
EMS Logs
Wed Jan 2 00:00:00 UTC [Cluster-01: cshmd: hm.alert.raised:alert]: Alert Id = SwitchReboot_Alert , Alerting Resource = clussw1(FOX0000ZZZZ) raised by monitor cluster-switch
Wed Jan 2 00:05:00 UTC [Cluster-01: cshmd: hm.alert.cleared:notice]: Alert Id = SwitchReboot_Alert , Alerting Resource = clussw1(FOX0000ZZZZ) cleared by monitor cluster-switch
Switch Uptime
- The cluster switch shows no evidence of a reboot and the uptime confirms that no switch reboot occurred:
(CN1610-sw1) #show sysinfo
System Description............................. NetApp CN1610, 1.3.0.3, Linux 3.8.13-2de1cc1c
System Name.................................... xxx.na.com
System Location................................
System Contact.................................
System Object ID............................... 1.3.6.1.4.1.789
System Up Time................................. 504 days 13 hrs 51 mins 3 secs
Current SNTP Synchronized Time................. Apr 6 06:08:25 2022 UTC