oc adm diagnostics gives warning message intermittently

Issue

• The below command of oc adm diagnostics is giving warning message intermittently (No error). If 10 times it is checked then 7 times behavior is seen and 3 times it is not giving any warning and error message. Warning message of timeout is seen while authenticating to master.

  # oc adm diagnostics DiagnosticPod --images=<image-name> --diaglevel=0
  
  Warning message:
  WARN:  [DCli2013 from diagnostic DiagnosticPod@openshift/origin/pkg/oc/admin/diagnostics/diagnostics/client /pod/run_diagnostics_pod.go:196]
       See the warnings below in the output from the diagnostic pod:
       [Note] Running diagnostic: PodCheckAuth
              Description: Check that service account credentials authenticate as expected
  
       WARN:  [DP1005 from diagnostic PodCheckAuth@openshift/origin/pkg/oc/admin/diagnostics/diagnostics/client/pod/in_pod/auth.go:91]
              A request to the master timed out.
              This could be temporary but could also indicate network or DNS problems.