删除資料
[root@h103 ~]# ll /var/lib/docker
total 16
drwx------ 3 root root 77 Jan 19 17:37 containers
drwx------ 5 root root 50 Jan 19 17:37 devicemapper
drwx------ 5 root root 4096 Jan 19 17:37 graph
-rw-r--r-- 1 root root 5120 Jan 19 17:37 linkgraph.db
drwxr-x--- 3 root root 18 Jan 19 17:20 network
-rw------- 1 root root 110 Jan 19 17:37 repositories-devicemapper
drwx------ 2 root root 6 Jan 19 17:37 tmp
drwx------ 2 root root 6 Jan 19 17:20 trust
drwx------ 2 root root 6 Jan 19 17:20 volumes
[root@h103 ~]# du -sh /var/lib/docker
61M /var/lib/docker
[root@h103 ~]# rm -rf /var/lib/docker
[root@h103 ~]# du -sh /var/lib/docker
du: cannot access ‘/var/lib/docker’: No such file or directory
[root@h103 ~]# 複制
其它配置檔案可以根據具體項目進行定位和清理
指令彙總
-
hostnamectl
-
yum update
-
tee /etc/yum.repos.d/docker.repo <<-'EOF'
-
cat /etc/yum.repos.d/docker.repo
-
yum install docker-engine
-
service docker start
-
systemctl status docker.service
-
rpm -qi systemd
-
docker run hello-world
-
curl -sSL https://get.docker.com/ | sh
-
cat /etc/yum.repos.d/docker-main.repo
-
usermod -aG docker cc
-
id cc
-
su - cc
-
docker run hello-world
-
systemctl enable docker.service
-
systemctl list-unit-files | grep docker
-
systemctl list-dependencies docker.service
-
cat /usr/lib/systemd/system/docker.service
-
cat /usr/lib/systemd/system/docker.socket
-
ll /var/run/docker.sock
-
systemctl enable docker.socket
-
yum list installed | grep docker
-
yum -y remove docker-engine.x86_64
-
rm -rf /var/lib/docker
附
systemctl用法小結
| CLI | COMMENT |
|---|---|
| systemctl is-enabled *.service | 查詢服務是否開機啟動 |
| systemctl enable *.service | 開機運作服務 |
| systemctl disable *.service | 取消開機運作 |
| systemctl start *.service | 啟動服務 |
| systemctl stop *.service | 停止服務 |
| systemctl restart *.service | 重新開機服務 |
| systemctl reload *.service | 重新加載服務配置檔案 |
| systemctl status *.service | 查詢服務運作狀态 |
| systemctl –failed | 顯示啟動失敗的服務 |
| systemctl list-unit-files | 檢視所有服務及開機啟動狀态 |
| systemctl list-dependencies *.service | 檢視服務依賴 |
原文位址