CSHMによって誤ったSwitchPowerNotPresent_AlertおよびSwitchPowerUnknown_Alertが報告される
環境
- ONTAP 9
 - クラスタ ネットワーク スイッチ
 - N9K-C9336C-FX2
 
問題
- CSHMは 
SwitchPowerNotPresent_Alert、SwitchPowerUnknown_Alertクラスタネットワークスイッチのとを報告します 
- PSUのステータスは、スイッチログからは正常です
 
`show environment`
Fan:
 ---------------------------------------------------------------------------
 Fan        Model         Hw    Direction     Status
 ---------------------------------------------------------------------------
 Fan1(sys_fan1)  NXA-FAN-65CFM-PE    --    back-to-front   Ok
 Fan2(sys_fan2)  NXA-FAN-65CFM-PE    --    back-to-front   Ok
 Fan3(sys_fan3)  NXA-FAN-65CFM-PE    --    back-to-front   Ok
 Fan_in_PS1    --           --    back-to-front   Ok
 Fan_in_PS2    --           --    back-to-front   Ok
 Fan Zone Speed: Zone 1: 0xb3
 Fan Air Filter : NotSupported
Power Supply:
 Voltage: 12 Volts
 Power            Actual        Actual     Total
 Supply   Model       Output        Input     Capacity    Status
               (Watts )       (Watts )    (Watts )
 -------  ----------  ---------------  ------  ----------  --------------------
 1     NXA-PAC-1100W-PE2    146 W        166 W    1100 W    Ok
 2     NXA-PAC-1100W-PE2    166 W        186 W    1100 W    Ok
- これらのアラートは、数分後に自動的にクリアされます
 
Thu May 04 18:41:52 [cluster: cshmd: hm.alert.raised:alert]: Alert Id = SwitchPowerNotPresent_Alert , Alerting Resource = cluster_switch(xxxxxxxxxxx)/PowerSupply-1 raised by monitor ethernet-switchThu May 04 18:42:09 [cluster: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process cshm: SwitchPowerNotPresent_Alert[cluster_switch(xxxxxxxxxxx)/PowerSupply-1].Thu May 04 18:55:26 [cluster: cshmd: hm.alert.raised:alert]: Alert Id = SwitchPowerUnknown_Alert , Alerting Resource = cluster_switch(xxxxxxxxxxx)/PowerSupply-1 raised by monitor ethernet-switchThu May 04 18:57:09 [cluster: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process cshm: SwitchPowerUnknown_Alert[cluster_switch(xxxxxxxxxxx)/PowerSupply-1].Thu May 04 19:02:28 [cluster: cshmd: hm.alert.cleared:notice]: Alert Id = SwitchPowerNotPresent_Alert , Alerting Resource = cluster_switch(xxxxxxxxxxx)/PowerSupply-1 cleared by monitor ethernet-switchThu May 04 19:02:28 [cluster: cshmd: hm.alert.cleared:notice]: Alert Id = SwitchPowerUnknown_Alert , Alerting Resource = cluster_switch(xxxxxxxxxxx)/PowerSupply-1 cleared by monitor ethernet-switch