The s3_daily_storage metricset of aws module allows you to monitor your AWS S3 buckets. `s3_daily_storage` metricset
fetches Cloudwatch daily storage metrics for each S3 bucket from
https://docs.aws.amazon.com/AmazonS3/latest/dev/cloudwatch-monitoring.html[S3 CloudWatch Daily Storage Metrics for Buckets].

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=== AWS Permissions
Some specific AWS permissions are required for IAM user to collect AWS s3_daily_storage metrics.
----
ec2:DescribeRegions
cloudwatch:GetMetricData
cloudwatch:ListMetrics
sts:GetCallerIdentity
iam:ListAccountAliases
----

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=== Dashboard

The aws s3_daily_storage metricset and s3_request metricset shares one predefined dashboard. For example:

image::./images/metricbeat-aws-s3-overview.png[]

Note: If only `s3_daily_storage` metricset is enabled or s3 request metrics are
not enabled for the specific S3 bucket, some visualizations in this dashboard
will be empty.

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=== Configuration example
[source,yaml]
----
- module: aws
  period: 86400s
  metricsets:
    - s3_daily_storage
  access_key_id: '<access_key_id>'
  secret_access_key: '<secret_access_key>'
  session_token: '<session_token>'
----
