Code-Review+1: chenker Code-Review+2: Hervé Beraud Code-Review+1: Vieri <15050873171@163.com> Code-Review+2: Ken Giusti Workflow+1: Ken Giusti Verified+2: Zuul Submitted-by: Zuul Submitted-at: Wed, 15 May 2019 18:04:33 +0000 Reviewed-on: https://review.opendev.org/658867 Project: openstack/oslo.concurrency Branch: refs/heads/master