title: onUploadProgress is not working as expected in axios?
body: <p>My user will able to upload big amount of file to aws for that I have to show upload progress bar.But axios is showing the total value while uploading..I don't why this showing the total value while it is uploading to AwsS3</p>
  
  <pre><code>const config = {
      onUploadProgress:function (progressEvt) {
          console.log(progressEvt.loaded)//Showing total value while uploading
      }
  
  }
  export function uploadtoCdnAndSaveToDb(data) {
      return dispatch =&gt; {
          dispatch(showUnderLoader(true));
          return axios.post('/posttodb',{data:data},config
          ).then(response =&gt; {
                  console.log(response.data)
          })
      }
  }
  </code></pre>