diff --git a/content/en/docs/concepts/services-networking/service.md b/content/en/docs/concepts/services-networking/service.md index adfc1b09ee..36f8e1af8f 100644 --- a/content/en/docs/concepts/services-networking/service.md +++ b/content/en/docs/concepts/services-networking/service.md @@ -266,6 +266,7 @@ Note that the kube-proxy starts up in different modes, which are determined by i - The ConfigMap parameters for the kube-proxy cannot all be validated and verified on startup. For example, if your operating system doesn't allow you to run iptables commands, the standard kernel kube-proxy implementation will not work. Likewise, if you have an operating system which doesn't support `netsh`, it will not run in Windows userspace mode. ### User space proxy mode {#proxy-mode-userspace} +{{< feature-state for_k8s_version="v1.23" state="deprecated" >}} In this (legacy) mode, kube-proxy watches the Kubernetes control plane for the addition and removal of Service and Endpoint objects. For each Service it opens a @@ -278,8 +279,6 @@ Lastly, the user-space proxy installs iptables rules which capture traffic to the Service's `clusterIP` (which is virtual) and `port`. The rules redirect that traffic to the proxy port which proxies the backend Pod. -{{< note >}} Kube-proxy in userspace mode is deprecated. {{< /note >}} - By default, kube-proxy in userspace mode chooses a backend via a round-robin algorithm. ![Services overview diagram for userspace proxy](/images/docs/services-userspace-overview.svg)