From b1a71f1a0edd5bbdd8eb467b96c9c31d96867b01 Mon Sep 17 00:00:00 2001 From: Tejeev Date: Sat, 17 Jul 2021 02:25:51 +0100 Subject: [PATCH] Traefik is not upgraded with the rest of k3s --- content/k3s/latest/en/upgrades/_index.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/content/k3s/latest/en/upgrades/_index.md b/content/k3s/latest/en/upgrades/_index.md index 2345c08bbb4..1b9c86805ad 100644 --- a/content/k3s/latest/en/upgrades/_index.md +++ b/content/k3s/latest/en/upgrades/_index.md @@ -9,4 +9,6 @@ This section describes how to upgrade your K3s cluster. [Automated upgrades]({{< baseurl >}}/k3s/latest/en/upgrades/automated/) describes how to perform Kubernetes-native automated upgrades using Rancher's [system-upgrade-controller](https://github.com/rancher/system-upgrade-controller). -> The experimental embedded Dqlite data store was deprecated in K3s v1.19.1. Please note that upgrades from experimental Dqlite to experimental embedded etcd are not supported. If you attempt an upgrade it will not succeed and data will be lost. \ No newline at end of file +> If Traefik is not disabled K3s versions 1.20 and earlier will have installed Traefik v1, while K3s versions 1.21 and later will install Traefik v2 if v1 is not already present. To upgrade Traefik, please refer to the [Traefik documentation](https://doc.traefik.io/traefik/migration/v1-to-v2/) and use the [migration tool](https://github.com/traefik/traefik-migration-tool) to migrate from the older Traefik v1 to Traefik v2. + +> The experimental embedded Dqlite data store was deprecated in K3s v1.19.1. Please note that upgrades from experimental Dqlite to experimental embedded etcd are not supported. If you attempt an upgrade it will not succeed and data will be lost.