Merge pull request kubernetes#124616 from aojea/ccm_logging

kube-up.sh: use log level 4 by default for the controller managers

Author: k8s-ci-robot

cluster/gce/gci/configure-helper.sh

@@ -2189,7 +2189,7 @@ function start-kube-controller-manager {
  create-kubeconfig "kube-controller-manager" "${KUBE_CONTROLLER_MANAGER_TOKEN}"
  prepare-log-file /var/log/kube-controller-manager.log "${KUBE_CONTROLLER_MANAGER_RUNASUSER:-0}"
  # Calculate variables and assemble the command line.
- local params=("${CONTROLLER_MANAGER_TEST_LOG_LEVEL:-"--v=2"}" "${KUBE_CONTROLLER_MANAGER_TEST_ARGS:-}" "${CONTROLLER_MANAGER_TEST_ARGS:-}" "${CLOUD_CONFIG_OPT}")
+ local params=("${CONTROLLER_MANAGER_TEST_LOG_LEVEL:-"--v=4"}" "${KUBE_CONTROLLER_MANAGER_TEST_ARGS:-}" "${CONTROLLER_MANAGER_TEST_ARGS:-}" "${CLOUD_CONFIG_OPT}")
  local config_path='/etc/srv/kubernetes/kube-controller-manager/kubeconfig'
  params+=("--use-service-account-credentials")
  params+=("--cloud-provider=${CLOUD_PROVIDER_FLAG:-external}")