# RDS

Stable

# CloudWatch Configuration

When a resource is monitored it is going to be using these CloudWatch configurations to identify the metric.

`namespace`	`dimension`	`metrics`
AWS/RDS	DBInstanceIdentifier	Available CloudWatch Metrics

# Service Defaults

When an alarm is created it will first review the service defaults to populate the CloudWatch alarm properties. After the service defaults, it will then apply the specific metric defaults if they are provided.

Alarm Property	Default Value
EvaluationPeriods	`15`
Statistic	`Average`
Period	`60`

# Default Alarm Metrics

Unless there is a tag override, each database that is monitored will be bootstrapped with the default alarm metrics.

CPUUtilization
FreeableMemory
FreeStorageSpace

# Supported Metrics

# `CPUUtilization`

Defaults

Alarm Property	Default Value	Notes
Threshold	`90`	Threshold represents a percentage of CPU
TreatMissingData	`breaching`	If we dont get data it could be a sign the the CPU is overwhelmed.
ComparisonOperator	`GreaterThanOrEqualToThreshold`

# `FreeableMemory`

Defaults

Alarm Property	Default Value	Notes
Threshold	`100000000`
ComparisonOperator	`LessThanOrEqualToThreshold`

# `FreeStorageSpace`

Defaults

Alarm Property	Default Value	Notes
Threshold	`500000000`
ComparisonOperator	`LessThanOrEqualToThreshold`

# RDS

# CloudWatch Configuration

# Service Defaults

# Default Alarm Metrics

# Supported Metrics

# CPUUtilization

Defaults

# FreeableMemory

Defaults

# FreeStorageSpace

Defaults

# `CPUUtilization`

# `FreeableMemory`

# `FreeStorageSpace`