From adea38591c0b2f99418fc078ce9ee6a4e2108a79 Mon Sep 17 00:00:00 2001
From: Will Thames <wthames@skedulo.com>
Date: Tue, 2 Apr 2019 12:00:57 +1000
Subject: [PATCH] Document kubeAPIServer featureGates

---
 docs/cluster_spec.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/docs/cluster_spec.md b/docs/cluster_spec.md
index 6bf87661c84e7..de1bd7a0bea6a 100644
--- a/docs/cluster_spec.md
+++ b/docs/cluster_spec.md
@@ -446,6 +446,18 @@ Will result in the flag `--feature-gates=Accelerators=true,AllowExtTrafficLocalE
 
 NOTE: Feature gate `ExperimentalCriticalPodAnnotation` is enabled by default because some critical components like `kube-proxy` depend on its presence.
 
+Some feature gates (e.g. `PodShareProcessNamespace`) also require the `featureGates` setting to be used on the kubeAPIServer:
+
+```yaml
+spec:
+  kubelet:
+    featureGates:
+      PodShareProcessNamespace: "true"
+  kubeAPIServer:
+    featureGates:
+      PodShareProcessNamespace: "true"
+```
+
 ####  Compute Resources Reservation
 
 ```yaml