How Tencent’s TGW Achieves Seamless Fast Migration and Self‑Healing Fault Recovery

The paper presents Tencent’s TGW cloud gateway architecture, highlighting a 2.9× forwarding performance boost, lossless state migration within 4 seconds, sub‑minute fault detection, multi‑level fault‑tolerance mechanisms, and operational best practices that enable 100 % availability for massive online services.

Cloud GatewayDPDKState Migration

0 likes · 16 min read

How Tencent’s TGW Achieves Seamless Fast Migration and Self‑Healing Fault Recovery

Tencent Cloud Developer

May 20, 2025 · Cloud Computing

Efficient and Resilient Cloud Gateway at Scale: Architecture, Key Technologies, and Operational Practices of Tencent TGW

The article presents a comprehensive analysis of Tencent's TGW cloud gateway, detailing its modular architecture, high‑performance forwarding plane, lossless state migration, rapid fault recovery, multi‑level redundancy, operational best practices, and security mechanisms that enable ultra‑low latency and high availability for large‑scale internet services.

Cloud GatewayState Migrationfault tolerance

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Efficient and Resilient Cloud Gateway at Scale: Architecture, Key Technologies, and Operational Practices of Tencent TGW

Tencent Technical Engineering

May 19, 2025 · Cloud Native

How Tencent’s TGW Delivers 3× Faster Throughput and Near‑Zero Downtime at Scale

The USENIX‑selected paper on Tencent’s TGW cloud gateway reveals how a modular, multi‑layer architecture achieves up to 2.9‑fold throughput gains, seconds‑level elastic scaling, loss‑less hot migration, and sub‑second fault recovery, offering a blueprint for resilient large‑scale cloud networking.

Cloud GatewayState MigrationTencent

0 likes · 16 min read

How Tencent’s TGW Delivers 3× Faster Throughput and Near‑Zero Downtime at Scale