Data Model

The configuration model file matching alarm query is huawei-system-alarm.yang.

**Table 1** Alarm query configuration objects
Object	Description	Value	Remarks
/huawei-system-alarm:fetch-alarm-records/input/device-identifier/id	Specifies the ESN of a switch.	-	N/A
/huawei-system-alarm:fetch-alarm-records/input/alarm-status	Specifies the alarm status.	Currently, the value can only be not-cleared, which indicates that an alarm is not cleared.	N/A
/huawei-system-alarm:fetch-alarm-records/input/newer-than/start-time	Specifies the alarm timestamp.	The value is the format of YYYY-MM-DDTHH:MM:SSZ. Alarms generated after this time are queried.	N/A
/huawei-system-alarm:fetch-alarm-records/input/severity	Specifies the alarm severity.	The value is of the enumerated type. The options are listed as follows in descending order of severity: critical major minor warning indeterminate	The alarm severity needs to be configured by the below, is, or above object, which is a sub-object of severity. below: Queries alarms with the severity lower than the specified severity. is: Queries alarms with the specified severity. above: Queries alarms with the severity higher than the specified severity.

**Table 2** Alarm information returned by the switch
Object	Description
/huawei-system-alarm:fetch-alarm-records/output/device-identifier/id	ESN of the switch.
/huawei-system-alarm:fetch-alarm-records/output/need-refetch/flag	Whether to continue the alarm query: true false Currently, the value of this object is false.
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/alarm-type-id	Alarm type: communicationsAlarm qualityOfServiceAlarm processingErrorAlarm environmentalAlarm equipmentAlarm
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/alarm-type-qualifier	Alarm identifier.
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/resource	OID of the alarm.
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/alt-resource	Whether the alarm is a new alarm or a clear alarm. The value 1 indicates a new alarm. The value 0 indicates a clear alarm. Currently, the value of this object is 1.
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/status-change/event-time	Alarm timestamp.
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/status-change/perceived-severity	Alarm severity: 1: Critical 2: Major 3: Minor 4: Warning 5: Indeterminate
/huawei-system-alarm:fetch-alarm-records/output/alarm-records/status-change/alarm-text	Details about the alarm.