Merge pull request #2455 from whereismyjetpack/kube-limits

uses new kube_memory_reserved/kube_cpu_reserved variables in kubelt

roles/docker/defaults/main.yml

@@ -21,16 +21,16 @@ docker_dns_servers_strict: yes
 
 docker_container_storage_setup: false
 
-#CentOS/RedHat docker-ce repo
+# CentOS/RedHat docker-ce repo
 docker_rh_repo_base_url: 'https://download.docker.com/linux/centos/7/$basearch/stable'
 docker_rh_repo_gpgkey: 'https://download.docker.com/linux/centos/gpg'
-#Ubuntu docker-ce repo
+# Ubuntu docker-ce repo
 docker_ubuntu_repo_base_url: "https://download.docker.com/linux/ubuntu"
 docker_ubuntu_repo_gpgkey: 'https://download.docker.com/linux/ubuntu/gpg'
-#Debian docker-ce repo
+# Debian docker-ce repo
 docker_debian_repo_base_url: "https://download.docker.com/linux/debian"
 docker_debian_repo_gpgkey: 'https://download.docker.com/linux/debian/gpg'
-#dockerproject repo
+# dockerproject repo
 dockerproject_rh_repo_base_url: 'https://yum.dockerproject.org/repo/main/centos/7'
 dockerproject_rh_repo_gpgkey: 'https://yum.dockerproject.org/gpg'
 dockerproject_apt_repo_base_url: 'https://apt.dockerproject.org/repo'

roles/kubernetes/node/templates/kubelet-container.j2

@@ -5,8 +5,8 @@
   --privileged \
   --name=kubelet \
   --restart=on-failure:5 \
-  --memory={{ kubelet_memory_limit|regex_replace('Mi', 'M') }} \
-  --cpu-shares={{ kubelet_cpu_limit|regex_replace('m', '')  }} \
+  --memory={{ kube_memory_reserved|regex_replace('Mi', 'M') }} \
+  --cpu-shares={{ kube_cpu_reserved|regex_replace('m', '')  }} \
   -v /dev:/dev:rw \
   -v /etc/cni:/etc/cni:ro \
   -v /opt/cni:/opt/cni:ro \

roles/kubernetes/node/templates/kubelet.kubeadm.env.j2

@@ -29,7 +29,7 @@ KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}"
 --cadvisor-port={{ kube_cadvisor_port }} \
 {# end kubeadm specific settings #}
 --pod-infra-container-image={{ pod_infra_image_repo }}:{{ pod_infra_image_tag }} \
---kube-reserved cpu={{ kubelet_cpu_limit }},memory={{ kubelet_memory_limit|regex_replace('Mi', 'M') }} \
+--kube-reserved cpu={{ kube_cpu_reserved }},memory={{ kube_memory_reserved|regex_replace('Mi', 'M') }} \
 --node-status-update-frequency={{ kubelet_status_update_frequency }} \
 --cgroup-driver={{ kubelet_cgroup_driver|default(kubelet_cgroup_driver_detected) }} \
 --docker-disable-shared-pid={{ kubelet_disable_shared_pid }} \