How to mount a branch in Linux aufs?
You can also mount by having permissions set for each branches. The above command will mount the /tmp/aufs-root, by having “/tmp/dir1” as writable, and “/home/lakshmanan” as readonly. Any change you do in /tmp/aufs-root, will be saved only under “/tmp/dir1”, since that is the only writable directory.
What does aufs stand for in file system?
AuFS stands for Another Union File System. AuFS started as an implementation of UnionFS Union File System. An union filesystem takes an existing filesystem and transparently overlays it on a newer filesystem. It allows files and directories of separate filesystem to co-exist under a single roof.
Which is an example of Aufs in Ubuntu?
On Debian based systems, for example on Ubuntu, do the following to install aufs. This example shows how to mount two directories of a same filesystem. The first two commands created 2 new directories. The mount.aufs is the command to mount the filesystem as Union mount.
How to install aufs on a Debian based system?
On Debian based systems, for example on Ubuntu, do the following to install aufs. This example shows how to mount two directories of a same filesystem. The first two commands created 2 new directories.
Which is the writable branch in Linux aufs?
By default, if no permissions are specified, first branch will be mounted as writable, and the remaining branches will be mounted as readonly. So when you create any file inside ‘/tmp/aufs-root/’, physically it will be created under “/tmp/dir1”, since it is the only writable branch.
How is aufs different from UnionFS union filesystem?
AuFS started as an implementation of UnionFS Union File System. An union filesystem takes an existing filesystem and transparently overlays it on a newer filesystem. It allows files and directories of separate filesystem to co-exist under a single roof. AuFS can merge several directories and provide a single merged view of it.