kubernetes 집단의 설치 이상 송금 - docker 드라이브 엔진

# kubelet
service kubelet start
# kubelet 
journalctl -f -u kubelet

10  11 20:05:18 server03 kubelet[15984]: error: failed to run Kubelet: failed to create kubelet: misconfiguration: kubelet cgroup driver: "cgroupfs" is different from docker cgroup driver: "systemd" 10  11 20:05:18 server03 systemd[1]: kubelet.service: main process exited, code=exited, status=1/FAILURE 10  11 20:05:18 server03 systemd[1]: Unit kubelet.service entered failed state. 10  11 20:05:18 server03 systemd[1]: kubelet.service failed. 

# daemon.json
vi /etc/docker/daemon.json
# 
"exec-opts": [
    "native.cgroupdriver=systemd"
]

#  docker Cgroup Driver
[root@server02 ~]# docker info
...
Server Version: 1.13.1 Storage Driver: overlay2 Backing Filesystem: xfs Supports d_type: true Native Overlay Diff: true Logging Driver: journald Cgroup Driver: systemd ... 

#  docker.service
vi /lib/systemd/system/docker.service

 
--exec-opt native.cgroupdriver=systemd \
 ：
--exec-opt native.cgroupdriver=cgroupfs \

#  docker
systemctl daemon-reload
systemctl restart docker

#  docker Cgroup Driver
[root@server03 sysconfig]# docker info
...
Server Version: 1.13.1 Storage Driver: overlay2 Backing Filesystem: xfs Supports d_type: true Native Overlay Diff: true Logging Driver: journald Cgroup Driver: cgroupfs ... 

service kubelet start
# kubelet 
journalctl -f -u kubelet

10  11 19:37:46 server01 kubelet[64872]: E1011 19:37:46.150198   64872 summary.go:92] Failed to get system container stats for "/system.slice/kubelet.service": failed to get cgroup stats for "/system.slice/kubelet.service": failed to get container info for "/system.slice/kubelet.service": unknown container "/system.slice/kubelet.service" 

#  kubelet.service
vi /lib/systemd/system/kubelet.service

# ExecStart ， 
--runtime-cgroups=/systemd/system.slice \
--kubelet-cgroups=/systemd/system.slice

[Unit]
Description=Kubernetes Kubelet
Documentation=https://github.com/GoogleCloudPlatform/kubernetes
After=docker.service
Requires=docker.service

[Service]
WorkingDirectory=/var/lib/kubelet
ExecStart=/opt/modules/kubernetes-bins/kubelet \
  --address=192.168.1.188 \ --hostname-override=192.168.1.188 \ --pod-infra-container-image=registry.cn-hangzhou.aliyuncs.com/imooc/pause-amd64:3.0 \ --kubeconfig=/etc/kubernetes/kubelet.kubeconfig \ --network-plugin=cni \ --cni-conf-dir=/etc/cni/net.d \ --cni-bin-dir=/opt/modules/kubernetes-bins \ --cluster-dns=10.68.0.2 \ --cluster-domain=cluster.local. \ --allow-privileged=true \ --fail-swap-on=false \ --logtostderr=true \ --v=2 \ --runtime-cgroups=/systemd/system.slice \ --kubelet-cgroups=/systemd/system.slice #kubelet cAdvisor   4194  ,  iptables  ExecStartPost=/sbin/iptables -A INPUT -s 10.0.0.0/8 -p tcp --dport 4194 -j ACCEPT ExecStartPost=/sbin/iptables -A INPUT -s 172.16.0.0/12 -p tcp --dport 4194 -j ACCEPT ExecStartPost=/sbin/iptables -A INPUT -s 192.168.0.0/16 -p tcp --dport 4194 -j ACCEPT ExecStartPost=/sbin/iptables -A INPUT -p tcp --dport 4194 -j DROP Restart=on-failure RestartSec=5 [Install] WantedBy=multi-user.target