message: retry S3 requests more often
diff: @@ -37,7 +37,7 @@ impl S3Backend {
  ) -> Result<Self, Error> {
  let shared_config = runtime.block_on(aws_config::load_from_env());
  let mut config_builder = aws_sdk_s3::config::Builder::from(&shared_config)
  - .retry_config(RetryConfig::standard().with_max_attempts(3))
  + .retry_config(RetryConfig::standard().with_max_attempts(6))
  .region(Region::new(config.s3_region.clone()));
  if let Some(ref endpoint) = config.s3_endpoint {
  