ztunnel — 3 Technical Articles

Aug 28, 2025 · Cloud Native

How to Upgrade Ztunnel in ASM Ambient Mode Without Traffic Disruption

This article explains the Ztunnel upgrade process in Alibaba Service Mesh Ambient mode, details the rolling and graceful‑shutdown mechanisms, presents performance test results with and without graceful shutdown, and offers best‑practice recommendations to minimize traffic interruption during upgrades.

Graceful ShutdownPerformance Testingambient mode

0 likes · 10 min read

How to Upgrade Ztunnel in ASM Ambient Mode Without Traffic Disruption

Alibaba Cloud Native

Nov 12, 2023 · Cloud Native

How Alibaba Cloud's ASM Implements the Sidecarless Ambient Service Mesh

This article explains the evolution from classic sidecar‑based service mesh to Istio's Ambient sidecarless architecture, details ASM's control‑plane and data‑plane separation, L4 ztunnel and L7 Waypoint proxies, traffic flow, serverless components, and real‑world benefits such as reduced resource usage and operational overhead.

Alibaba Cloud ASMWaypointambient mode

0 likes · 13 min read

How Alibaba Cloud's ASM Implements the Sidecarless Ambient Service Mesh

Alibaba Cloud Native

Sep 16, 2023 · Cloud Native

Decoding Istio Ambient Mesh: Full Pod‑to‑Pod Traffic Path Explained

This article provides a step‑by‑step technical walkthrough of Istio Ambient Mesh traffic flow, detailing how a curl request from a sleep pod on Node‑A reaches an httpbin pod on Node‑B via iptables, policy routing, ztunnel and waypoint components, complete with code snippets and diagrams.

Ambient MeshIstioKubernetes

0 likes · 27 min read

Decoding Istio Ambient Mesh: Full Pod‑to‑Pod Traffic Path Explained