Alarm History
Use the Alarm History API to retrieve state changes and point-in-time snapshots for alarms.
| This endpoint is only available when the Alarm History feature is enabled. See Alarm History for details. |
GETs (reading data)
| Resource | Description |
|---|---|
/alarms/history/{alarmid}/states |
Retrieve the complete set of state changes for the given alarm. |
/alarms/history/{alarmid} |
Retrieve the last known state of an alarm at the given time. |
/alarms/history |
Retrieve the last known state of all alarms which were active at the given time. |
| Name | Default Value | Comment |
|---|---|---|
matchType |
alarm-id |
By default we look up alarms based on the given database ID. Use this property to change the matching behavior to look up by reduction key instead. |
at |
Current time |
Timestamp, in milliseconds. |