# 查看当前存储驱动
[root@docker ~]# docker info | grep “Storage Driver”
Storage Driver: overlay2

# 查看存储驱动详情
[root@docker ~]# docker info | grep -A 10 “Storage Driver”
Storage Driver: overlay2
Backing Filesystem: xfs
Supports d_type: true
Using metacopy: false
Native Overlay Diff: true
userxattr: false

# Docker存储驱动类型
[root@docker ~]# cat > /root/docker-storage.txt << 'EOF' Docker存储驱动类型 ================= 1. overlay2 - 推荐的存储驱动 - 性能优异 - 支持xfs/ext4 2. devicemapper - 块级存储 - 适合生产环境 - 支持精简配置 3. btrfs - 快照支持 - 写时复制 - 需要btrfs文件系统 4. zfs - 高级功能 - 数据完整性 - 需要zfs文件系统 5. vfs - 兼容性好 - 性能较差 - 不推荐生产使用 EOF

# 创建数据卷
[root@docker ~]# docker volume create fgedu-data
fgedu-data

# 查看数据卷列表
[root@docker ~]# docker volume ls
DRIVER VOLUME NAME
local fgedu-data

# 查看数据卷详情
[root@docker ~]# docker volume inspect fgedu-data
[
{
“CreatedAt”: “2026-04-04T05:30:00Z”,
“Driver”: “local”,
“Labels”: null,
“Mountpoint”: “/var/lib/docker/volumes/fgedu-data/_data”,
“Name”: “fgedu-data”,
“Options”: null,
“Scope”: “local”
}
]

# 使用数据卷运行容器
[root@docker ~]# docker run -d –name fgedu-web \
-v fgedu-data:/data \
nginx:latest
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# 挂载主机目录
[root@docker ~]# docker run -d –name fgedu-app \
-v /opt/fgedu/data:/data \
-v /opt/fgedu/logs:/var/log/nginx \
nginx:latest
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# 只读挂载
[root@docker ~]# docker run -d –name fgedu-config \
-v /opt/fgedu/config:/etc/nginx/conf.d:ro \
nginx:latest
abc123def456789012345678901234567890123456789012345678901234

# 使用–mount参数
[root@docker ~]# docker run -d –name fgedu-db \
–mount type=volume,src=fgedu-db-data,dst=/var/lib/mysql \
mysql:8.0
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# 创建带标签的数据卷
[root@docker ~]# docker volume create \
–label env=production \
–label app=fgedu \
fgedu-prod-data
fgedu-prod-data

# 删除数据卷
[root@docker ~]# docker volume rm fgedu-data
fgedu-data

# 清理未使用的数据卷
[root@docker ~]# docker volume prune
WARNING! This will remove all local volumes not used by at least one container.
Are you sure you want to continue? [y/N] y
Deleted Volumes:
– fgedu-data
Total reclaimed space: 0B

# 绑定挂载示例
[root@docker ~]# mkdir -p /opt/fgedu/{data,logs,config}

[root@docker ~]# docker run -d –name fgedu-web \
–mount type=bind,src=/opt/fgedu/config,dst=/etc/nginx/conf.d \
–mount type=bind,学习交流加群风哥QQ113257174src=/opt/fgedu/data,dst=/usr/share/nginx/html \
–mount type=bind,src=/opt/fgedu/logs,学习交流加群风哥微信: itpux-comdst=/var/log/nginx \
nginx:latest
abc123def456789012345678901234567890123456789012345678901234

# tmpfs挂载
[root@docker ~]# docker run -d –name fgedu-cache \
–mount type=tmpfs,dst=/tmp,tmpfs-size=100m \
nginx:latest
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# 查看容器挂载信息
[root@docker ~]# docker inspect fgedu-web | grep -A 20 “Mounts”
“Mounts”: [
{
“Type”: “bind”,
“Source”: “/opt/fgedu/config”,
“Destination”: “/etc/nginx/conf.d”,
“Mode”: “”,
“RW”: true,
“Propagation”: “rprivate”
},
{
“Type”: “bind”,
“Source”: “/opt/fgedu/data”,
“Destination”: “/usr/share/nginx/html”,
“Mode”: “”,
“RW”: true,
“Propagation”: “rprivate”
}
]

# 数据卷容器
[root@docker ~]# docker create –name fgedu-data-container \
-v /opt/fgedu/data:/data \
-v /opt/fgedu/logs:/logs \
rockylinux:9.3
abc123def456789012345678901234567890123456789012345678901234

# 使用数据卷容器
[root@docker ~]# docker run -d –name fgedu-web \
–volumes-from fgedu-data-container \
nginx:latest
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# 备份数据卷
[root@docker ~]# docker run –rm \
-v fgedu-data:/data \
-v /backup:/backup \
rockylinux:9.3 \
tar czf /backup/fgedu-data-backup.tar.gz /data

# 恢复数据卷
[root@docker ~]# docker run –rm \
-v fgedu-data:/data \
-v /backup:/backup \
rockylinux:9.3 \
tar xzf /backup/fgedu-data-backup.tar.更多视频教程www.fgedu.net.cngz -C /