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Added alerts for RDS metrics EBSByteBalance and EBSIOBalance #374

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Added alerts for RDS metrics EBSByteBalance and EBSIOBalance #374

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39 changes: 39 additions & 0 deletions aws/cloudwatch/alarm.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -205,6 +205,45 @@ resource "aws_cloudwatch_metric_alarm" "db_replica_lag" {
}
}

resource "aws_cloudwatch_metric_alarm" "db_ebs_byte_balance" {
count = length(var.database_identifiers)
alarm_name = "${var.project}-${var.environment}-db-${var.database_identifiers[count.index]}-ebsbytebalance"
comparison_operator = "LessThanThreshold"
period = var.alarm_period
evaluation_periods = var.alarm_evaluation_periods
metric_name = "EBSByteBalance%"
namespace = "AWS/RDS"
statistic = "Average"
threshold = 20
alarm_description = "Alert when EBSByteBalance% drops below 20%"
treat_missing_data = var.treat_missing_data
alarm_actions = var.sns_topic_arns
ok_actions = var.sns_topic_arns
datapoints_to_alarm = var.datapoints_to_alarm
dimensions = {
DBInstanceIdentifier = var.database_identifiers[count.index]
}
}

resource "aws_cloudwatch_metric_alarm" "db_ebs_io_balance" {
count = length(var.database_identifiers)
alarm_name = "${var.project}-${var.environment}-db-${var.database_identifiers[count.index]}-ebsiobalance"
comparison_operator = "LessThanThreshold"
period = var.alarm_period
evaluation_periods = var.alarm_evaluation_periods
metric_name = "EBSIOBalance%"
namespace = "AWS/RDS"
statistic = "Average"
threshold = 20
alarm_description = "Alert when EBSIOBalance% drops below 20%"
treat_missing_data = var.treat_missing_data
alarm_actions = var.sns_topic_arns
ok_actions = var.sns_topic_arns
datapoints_to_alarm = var.datapoints_to_alarm
dimensions = {
DBInstanceIdentifier = var.database_identifiers[count.index]
}
}

resource "aws_cloudwatch_metric_alarm" "redis_cpu" {
count = length(var.elasticache_cluster_names)
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