Docker 基础10

删除数据

代码语言：javascript复制

[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 ~]# 

其它配置文件可以根据具体项目进行定位和清理

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命令汇总

• 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

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附

systemctl用法小结

CLI	COMMENT
systemctl is-enabled *.service	查询服务是否开机启动
systemctl enable *.service	开机运行服务
systemctl disable *.service	取消开机运行
systemctl start *.service	启动服务
systemctl stop *.service	停止服务
systemctl restart *.service	重启服务
systemctl reload *.service	重新加载服务配置文件
systemctl status *.service	查询服务运行状态
systemctl –failed	显示启动失败的服务
systemctl list-unit-files	查看所有服务及开机启动状态
systemctl list-dependencies *.service	查看服务依赖

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原文地址

容器镜像服务 容器 yum grep 编程算法

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