Answers: <p>Not as far as I know. </p>
  
  <p>You can create <a href="https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html" rel="nofollow noreferrer"><strong>Billing alerts</strong></a> to get notifications when AWS thinks that your monthly spend may be over a given threshold.</p>
  
Answers: CC BY-SA 4.0
Answers: 2020-04-08T22:21:03.727Z
Answers: 2020-04-08T22:21:03.727Z
Answers: MLu
Answers: <p>There's not such a policy as far as I know.</p>
  
  <p>That being said, you could trigger a lambda and then make this lambda check the properties of your bucket and then you would perform any actions you need.</p>
  
Answers: CC BY-SA 4.0
Answers: 2020-04-09T15:53:39.167Z
Answers: 2020-04-09T15:53:39.167Z
Answers: Guillermo Mansilla
Body: <p>We have an AWS S3 bucket that accepts uploads from untrusted sources which are then processed and moved out of the bucket. </p>
  
  <p>Is there a Policy that can limit the growth of the bucket to some predetermined upper bound to protect us in case something goes wrong?</p>
  
Tags: <amazon-s3><aws-cli>
Title: Is there a policy that can limit the growth of an AWS S3 buckets total size?
UserDisplayName: David Parks
ThreadText: # Is there a policy that can limit the growth of an AWS S3 buckets total size?
  
  (Asked by: username_0 on 2020-04-08)
  
  We have an AWS S3 bucket that accepts uploads from untrusted sources which are then processed and moved out of the bucket.
  
  Is there a Policy that can limit the growth of the bucket to some predetermined upper bound to protect us in case something goes wrong?
  
  **Tags:** amazon-s3, aws-cli
  
  
  ---
  
  ## 2 answers
  
  ### Answer by username_1 on 2020-04-08. Score: 1 | Accepted answer
  
  Not as far as I know.
  
  You can create [**Billing alerts**](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html) to get notifications when AWS thinks that your monthly spend may be over a given threshold.
  
  
  ---
  
  ### Answer by username_2 on 2020-04-09. Score: 1
  
  There's not such a policy as far as I know.
  
  That being said, you could trigger a lambda and then make this lambda check the properties of your bucket and then you would perform any actions you need.
  
  
  ---
  
  