Jan 12, 2020 · Cloud Computing

Mitigating Hash Polarization and Elephant Flow in UCloud Physical Cloud Gateway Clusters: Multi‑Tunnel and Capacity Management Solutions

This article presents a detailed case study of how UCloud resolved hash polarization and elephant‑flow overload in physical cloud gateway clusters by deploying a multi‑tunnel traffic‑splitting strategy, expanding gateway capacity, implementing lossless isolation‑zone migration, and enhancing automation and high‑availability mechanisms, enabling the clusters to handle hundreds of gigabits of traffic during peak events.

Network Trafficcapacity managementcloud computing

0 likes · 10 min read

Mitigating Hash Polarization and Elephant Flow in UCloud Physical Cloud Gateway Clusters: Multi‑Tunnel and Capacity Management Solutions

UCloud Tech

Jan 7, 2020 · Cloud Computing

How Multi‑Tunnel Architecture Resolved Physical Cloud Traffic Overload

This article details how UCloud tackled severe traffic overload in its physical cloud gateway caused by hash polarization, introducing a multi‑tunnel solution, capacity management, isolation‑zone migration, and automated operations to achieve high availability and support hundreds of gigabits of traffic.

Network Trafficcapacity managementhash polarization

0 likes · 10 min read

How Multi‑Tunnel Architecture Resolved Physical Cloud Traffic Overload