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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.

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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
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
add_sns_policy Attach a policy that allows the notifications through to the SNS topic endpoint string "false" no
additional_endpoint_arns Any alert endpoints, such as autoscaling, or app escaling endpoint arns that will respond to an alert list(string) [] no
burst_credit_balance_threshold The minimum number of burst credits that a file system should have. string "192000000000" no
filesystem_id The EFS file system ID that you want to monitor string n/a yes
percent_io_limit_threshold IO Limit threshold string "95" no
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
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.

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

Day-0: Your Foundation for Success

  • Reference Architecture. You'll get everything you need from the ground up built using 100% infrastructure as code.
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✨ Contributing

This project is under active development, and we encourage contributions from our community.

Many thanks to our outstanding contributors:

For 🐛 bug reports & feature requests, please use the issue tracker.

In general, PRs are welcome. We follow the typical "fork-and-pull" Git workflow.

  1. Review our Code of Conduct and Contributor Guidelines.
  2. Fork the repo on GitHub
  3. Clone the project to your own machine
  4. Commit changes to your own branch
  5. Push your work back up to your fork
  6. Submit a Pull Request so that we can review your changes

NOTE: Be sure to merge the latest changes from "upstream" before making a pull request!

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License

License

Preamble to the Apache License, Version 2.0

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
under the License.

Trademarks

All other trademarks referenced herein are the property of their respective owners.

Copyright © 2017-2024 Cloud Posse, LLC

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