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Amazon CloudWatch
API Reference (API Version 2010-08-01)

AlarmHistoryItem

Represents the history of a specific alarm.

Contents

AlarmName

The descriptive name for the alarm.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 255.

Required: No

HistoryData

Data about the alarm, in JSON format.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 4095.

Required: No

HistoryItemType

The type of alarm history item.

Type: String

Valid Values: ConfigurationUpdate | StateUpdate | Action

Required: No

HistorySummary

A summary of the alarm history, in text format.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 255.

Required: No

Timestamp

The time stamp for the alarm history item.

Type: Timestamp

Required: No