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E-MapReduce:MetricsTrigger

Last Updated:Oct 09, 2026

Parameter

Type

Description

Example

object

The information about the auto scaling rule triggered by metric.

CoolDownInterval

integer

The cooldown interval. Unit: seconds. Valid values: 0 to 10800.

300

TimeConstraints

array

The limits on time.

TimeConstraint

The limit on time.

EvaluationCount

integer

The number of times that the statistics are collected. This parameter is required. Valid values: 1 to 5.

2

TimeWindow

integer

The time window for statistics. This parameter is required. Unit: seconds. Valid values: 30 to 1800.

30

Conditions

array

The trigger conditions for the metric.

TriggerCondition

The trigger threshold. This parameter is required.

ConditionLogicOperator

string

The logical relationship between multiple metrics. Valid values:

  • And

  • Or (default)

Or