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Health Monitor process cshm SwitchCommunityString_Alert

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Category:
ontap-9
Specialty:
core
Last Updated:

Applies to

  • CN1610
  • ONTAP 9
  • CSHM (Cluster Switch Health Monitor)

Issue

  • HA Group Notification from xxxxxx  (Health Monitor process cshm: SwitchCommunityString_Alert[xxxxxxxx]) ALERT sent from the system at random intervals.
  • CSHMD and MGWD messages examples:

Sun Aug 29 01:53:47 +0100 [node_name: cshmd: hm.alert.raised:alert]: Alert Id = SwitchCommunityString_Alert , Alerting Resource = switch_name1 raised by monitor cluster-switch
Sun Aug 29 01:53:47 +0100 [node_name: cshmd: hm.alert.raised:alert]: Alert Id = SwitchCommunityString_Alert , Alerting Resource = switch_name2 raised by monitor cluster-switch
Sun Aug 29 01:57:38 +0100 [node_name: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process cshm: SwitchCommunityString_Alert[switch_name1].

  • Cluster Network Switch not reachable

Cluster switch "MANMCSCLSSW001" with IP address "switch2_mgmt_IP" is not reachable via SNMP. Incorrect SNMP community string might be configured on the cluster switch.
Cluster switch "MANMCSCLSSW002" with IP address "switch2_mgmt_IP" is not reachable via SNMP. Incorrect SNMP community string might be configured on the cluster switch.

  • Cluster/node management LIFs not able to ping the Cluster Switch Network management IP. Example:

::> network ping -vserver SVM_name -lif mgmt_lif -destination switch_mgmt_IP
no answer from switch_mgmt_IP

  • Cluster Switch Configuration example:

Device Name                   switch_name1                switch_name2
IP Address                    123.123.123.123             123.123.123.124
Model to display              CN1610                      CN1610
Switch Network                cluster-network             cluster-network
Software Version              1.3.0.2                     1.3.0.2
SNMP Version                  SNMPv2c                     SNMPv2c
Is Discovered                 true                        true
Switch Monitoring Status      false                       false
Reason For Not Monitoring     IP address not reachable    IP address not reachable
Serial Number of the Device   Unknown                     Unknown

 

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