UCloud Tech

Jun 27, 2018 · Cloud Native

How UCloud Leveraged P4 Programmable Switches to Revolutionize Cloud Networking

This article chronicles UCloud's evolution from early Open vSwitch‑based SDN to DPDK gateways, evaluates excluded VXLAN and OpenFlow solutions, and explains how adopting Barefoot's P4 programmable switches enabled higher performance, flexible control planes, sharding, and seamless grey‑release upgrades for its cloud network.