title: Throttling ,Resource limit exceeded when i try to get credential report in AWS
body: <p>I am trying to generate credential report. I get following error</p>
  
  <pre><code>aws iam generate-credential-report
  
  An error occurred (Throttling) when calling the GenerateCredentialReport operation (reached max retries: 4): Rate exceeded
  </code></pre>
  
  <p>Also , from boto3 API , I am not getting the report.
  Is there any way to set limit?</p>