OCPBUGS-7176: Add toleratio value as reserved

Author: xenolinux

modules/binding-infra-node-workloads-using-taints-tolerations.adoc

@@ -46,14 +46,14 @@ This example shows that the node has a taint. You can proceed with adding a tole
 + 
 [source,terminal]
 ----
-$ oc adm taint nodes <node_name> <key>:<effect>
+$ oc adm taint nodes <node_name> <key>=<value>:<effect>
 ----
 +
 For example:
 +
 [source,terminal]
 ----
-$ oc adm taint nodes node1 node-role.kubernetes.io/infra:NoSchedule
+$ oc adm taint nodes node1 node-role.kubernetes.io/infra=reserved:NoExecute
 ----
 +
 [TIP]
@@ -71,7 +71,8 @@ metadata:
 spec:
   taints:
     - key: node-role.kubernetes.io/infra
-      effect: NoSchedule
+      effect: NoExecute
+      value: reserved
   ...
 ----
 ====
@@ -88,13 +89,15 @@ If a descheduler is used, pods violating node taints could be evicted from the c
 [source,yaml]
 ----
 tolerations:
-  - effect: NoSchedule <1>
+  - effect: NoExecute <1>
     key: node-role.kubernetes.io/infra <2>
     operator: Exists <3>
+    value: reserved <4>
 ----
 <1> Specify the effect that you added to the node.
 <2> Specify the key that you added to the node.
 <3> Specify the `Exists` Operator to require a taint with the key `node-role.kubernetes.io/infra` to be present on the node.
+<4> Specify the value of the key-value pair taint that you added to the node.
 +
 This toleration matches the taint created by the `oc adm taint` command. A pod with this toleration can be scheduled onto the infra node.
 +