修改 docker 默认存储路径（Docker Root Dir）

修改 docker 默认存储路径（Docker Root Dir）1. 查看原始 docker 信息2. 修改 docker 默认存储路径3. 查看更新 docker 信息1. 查看原始 docker 信息docker infohjw@hjw-pc:~$ docker infoClient:Debug Mode: falseServer:Containers: 0Running: 0Paused:

77wpa

6639人浏览 · 2021-01-26 11:06:50

77wpa · 2021-01-26 11:06:50 发布

修改 docker 默认存储路径（Docker Root Dir）

1. 查看原始 docker 信息
2. 修改 docker 默认存储路径
3. 查看更新 docker 信息

1. 查看原始 docker 信息

操作系统为 Ubuntu 18.04 LTS

docker info

hjw@hjw-pc:~$ docker info
Client:
 Context:    default
 Debug Mode: false
 Plugins:
  app: Docker App (Docker Inc., v0.9.1-beta3)
  buildx: Build with BuildKit (Docker Inc., v0.5.1-docker)

Server:
 Containers: 0
  Running: 0
  Paused: 0
  Stopped: 0
 Images: 2
 Server Version: 20.10.5
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Native Overlay Diff: true
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Cgroup Version: 1
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: nvidia runc io.containerd.runc.v2 io.containerd.runtime.v1.linux
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 05f951a3781f4f2c1911b05e61c160e9c30eaa8e
 runc version: 12644e614e25b05da6fd08a38ffa0cfe1903fdec
 init version: de40ad0
 Security Options:
  apparmor
  seccomp
   Profile: default
 Kernel Version: 5.4.0-62-generic
 Operating System: Ubuntu 18.04.5 LTS
 OSType: linux
 Architecture: x86_64
 CPUs: 12
 Total Memory: 15.29GiB
 Name: hjw-pc
 ID: NIAU:RPIA:EQSM:RUZZ:SBMR:THYT:VAEW:5RYB:TZMD:Y2ID:FNIS:XSGJ
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Registry: https://index.docker.io/v1/
 Labels:
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Live Restore Enabled: false

其中，默认 Docker Root Dir: /var/lib/docker

2. 修改 docker 默认存储路径

sudo gedit /etc/docker/daemon.json

{
    "graph": "/home/hjw/docker-home"
}

systemctl daemon-reload
systemctl restart docker.service

将 Docker Root Dir: /var/lib/docker 修改为 Docker Root Dir: /home/hjw/docker-home，再重启 docker 服务

3. 查看更新 docker 信息

docker info

hjw@hjw-pc:~$ docker info
Client:
 Context:    default
 Debug Mode: false
 Plugins:
  app: Docker App (Docker Inc., v0.9.1-beta3)
  buildx: Build with BuildKit (Docker Inc., v0.5.1-docker)

Server:
 Containers: 0
  Running: 0
  Paused: 0
  Stopped: 0
 Images: 2
 Server Version: 20.10.5
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Native Overlay Diff: true
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Cgroup Version: 1
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: nvidia runc io.containerd.runc.v2 io.containerd.runtime.v1.linux
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: 05f951a3781f4f2c1911b05e61c160e9c30eaa8e
 runc version: 12644e614e25b05da6fd08a38ffa0cfe1903fdec
 init version: de40ad0
 Security Options:
  apparmor
  seccomp
   Profile: default
 Kernel Version: 5.4.0-62-generic
 Operating System: Ubuntu 18.04.5 LTS
 OSType: linux
 Architecture: x86_64
 CPUs: 12
 Total Memory: 15.29GiB
 Name: hjw-pc
 ID: NIAU:RPIA:EQSM:RUZZ:SBMR:THYT:VAEW:5RYB:TZMD:Y2ID:FNIS:XSGJ
 Docker Root Dir: /home/hjw/docker-home
 Debug Mode: false
 Registry: https://index.docker.io/v1/
 Labels:
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Live Restore Enabled: false