MountPropagation
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K8S Feature
MountPropagation
- 挂载传播
- None - private - 默认
- HostToContainer - rslave
- 主机挂在更新容器挂在
- Bidirectional - rshared
- 容器挂在传回主机
- 特权容器
- Alpha v1.9, Beta v1.10
deployment:
containers:
- image: alpine
name: alpine
volumeMounts:
- mount: /data
mountPropagation: None- 一般需要配置 root mount shared
/proc/<pid>/mounts/proc/<pid>/mountstats- mount_namespaces.7
- sharedsubtree
# Host 对等操作
# --mark-slave
# --mark-private
# --make-unbindable
# --make-rshared
mount --make-shared /
# Docker 对等操作
docker run -d -it -v /tmp/mnt:/tmp/mnt:rshared ubuntu关联信息
反向链接、本文链接的其他页面和外部资料。
参考资料
其他外链2 条
- man7.org/linux/man-pages/man7/mount_namespaces.7.htmlman7.org/linux/man-pages/man7/mount_namespaces.7.html
- www.kernel.org/doc/Documentation/filesystems/sharedsubtree.txtwww.kernel.org/doc/Documentation/filesystems/sharedsubtree.txt