Currently we can get one proxy-logging transfer stat emission over the duration of the upload/download. We want another stat coming out of proxy-logging: something that gets emitted periodically as bytes are actually sent/received so we can get reasonably accurate point-in-time breakdowns of bandwidth usage. Co-Authored-By: Alistair Coles <alistairncoles@gmail.com> Co-Authored-By: Shreeya Deshpande <shreeyad@nvidia.com> Change-Id: Ideecd0aa58ddf091c9f25f15022a9066088f532b Signed-off-by: Yan Xiao <yanxiao@nvidia.com>