Awesome

Create a set of sane EFS CloudWatch alerts for monitoring the health of an EFS resource.

area	metric	comparison operator	threshold	rationale
Storage	BurstCreditBalance	`<`	192000000000	192 GB in Bytes (last hour where you can burst at 100 MB/sec)
Storage	PercentIOLimit	`>`	95	When the IO limit has been exceeded, the system performance drops.

[!TIP]

👽 Use Atmos with Terraform

Cloud Posse uses atmos to easily orchestrate multiple environments using Terraform. Works with Github Actions, Atlantis, or Spacelift.
<details> <summary>Watch demo of using Atmos with Terraform</summary> <img src="https://github.com/cloudposse/atmos/blob/master/docs/demo.gif?raw=true"/> Example of running <a href="https://atmos.tools"><code>atmos</code></a> to manage infrastructure from our <a href="https://atmos.tools/quick-start/">Quick Start</a> tutorial. </detalis>

Examples

resource "aws_efs_file_system" "default" {
  creation_token = "app"
}

module "efs_alarms" {
  source        = "git::https://github.com/cloudposse/terraform-aws-efs-cloudwatch-sns-alarms.git?ref=master"
  filesystem_id = "${aws_efs_file_system.default.id}"
}

Makefile Targets

Available targets:

  help                                Help screen
  help/all                            Display help for all targets
  help/short                          This help short screen
  lint                                Lint terraform code

Requirements

No requirements.

Providers

Name	Version
<a name="provider_aws"></a> aws	n/a

Modules

No modules.

Resources

Name	Type
aws_cloudwatch_metric_alarm.burst_credit_balance_too_low	resource
aws_cloudwatch_metric_alarm.percent_io_limit_too_high	resource
aws_sns_topic.default	resource
aws_sns_topic_policy.default	resource
aws_caller_identity.default	data source
aws_iam_policy_document.sns_topic_policy	data source

Inputs

Name	Description	Type	Default	Required
<a name="input_add_sns_policy"></a> add_sns_policy	Attach a policy that allows the notifications through to the SNS topic endpoint	`string`	`"false"`	no
<a name="input_additional_endpoint_arns"></a> additional_endpoint_arns	Any alert endpoints, such as autoscaling, or app escaling endpoint arns that will respond to an alert	`list(string)`	`[]`	no
<a name="input_burst_credit_balance_threshold"></a> burst_credit_balance_threshold	The minimum number of burst credits that a file system should have.	`string`	`"192000000000"`	no
<a name="input_filesystem_id"></a> filesystem_id	The EFS file system ID that you want to monitor	`string`	n/a	yes
<a name="input_percent_io_limit_threshold"></a> percent_io_limit_threshold	IO Limit threshold	`string`	`"95"`	no
<a name="input_sns_topic_arn"></a> sns_topic_arn	An SNS topic ARN that has already been created. Its policy must already allow access from CloudWatch Alarms, or set `add_sns_policy` to `true`	`string`	`""`	no

Outputs

Name	Description
<a name="output_sns_topic_arn"></a> sns_topic_arn	An SNS topic ARN that has already been created. Its policy must already allow access from CloudWatch Alarms, or set `add_sns_policy` to `true`

Related Projects

Check out these related projects.

terraform-aws-efs-backup - Terraform module designed to easily backup EFS filesystems to S3 using DataPipeline
terraform-aws-efs - Terraform Module to define an EFS Filesystem (aka NFS)
terraform-aws-sns-lambda-notify-slack - Terraform module to provision a lambda function that subscribes to SNS and notifies to Slack.
terraform-aws-sns-topic-notify - Terraform Module to notify SNS topic.

[!TIP]

Use Terraform Reference Architectures for AWS

Use Cloud Posse's ready-to-go terraform architecture blueprints for AWS to get up and running quickly.

✅ We build it together with your team. ✅ Your team owns everything. ✅ 100% Open Source and backed by fanatical support. 

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<details><summary>📚 Learn More</summary> 
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Your team can operate like a pro today.

Ensure that your team succeeds by using Cloud Posse's proven process and turnkey blueprints. Plus, we stick around until you succeed.

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</details>

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Many thanks to our outstanding contributors:

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Review our Code of Conduct and Contributor Guidelines.
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License

<details> <summary>Preamble to the Apache License, Version 2.0</summary>

Complete license is available in the LICENSE file.

Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

  https://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied.  See the License for the
specific language governing permissions and limitations
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</details>

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