fix for issue kubernetes#16629

this is a fix for issue kubernetes#16629 .

content/en/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes.md

@@ -323,7 +323,7 @@ you can use to more precisely control the behavior of liveness and readiness
 checks:
 
 * `initialDelaySeconds`: Number of seconds after the container has started
-before liveness or readiness probes are initiated.
+before liveness or readiness probes are initiated.Defaults to 0 seconds.Minimum value is 0.
 * `periodSeconds`: How often (in seconds) to perform the probe. Default to 10
 seconds. Minimum value is 1.
 * `timeoutSeconds`: Number of seconds after which the probe times out. Defaults