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docs: move zfs.fsname option to storage option section 

Signed-off-by: Jörg Thalheim <joerg@higgsboson.tk>
This commit is contained in:
Jörg Thalheim 2015-04-02 21:56:18 +02:00
parent bacecabf3b
commit bdf784ae4a
1 changed files with 15 additions and 5 deletions
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docs/sources/reference/commandline/cli.md
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@ -275,8 +275,7 @@ share executable memory between devices. Use `docker -d -s btrfs -g /mnt/btrfs_p
The `zfs` driver is probably not fast as `btrfs` but has a longer track record The `zfs` driver is probably not fast as `btrfs` but has a longer track record
on stability. Thanks to `Single Copy ARC` shared blocks between clones will be on stability. Thanks to `Single Copy ARC` shared blocks between clones will be
cached only once. Use `docker -d -s zfs`. To select a different zfs filesystem cached only once. Use `docker -d -s zfs`. To select a different zfs filesystem
as backingstore use the storage option `zfs.fsname`: set `zfs.fsname` option as described in [Storage driver options](#storage-driver-options):
`docker -d -s zfs --storage-opt zfs.fsname=zroot/docker`
The `overlay` is a very fast union filesystem. It is now merged in the main The `overlay` is a very fast union filesystem. It is now merged in the main
Linux kernel as of [3.18.0](https://lkml.org/lkml/2014/10/26/137). Linux kernel as of [3.18.0](https://lkml.org/lkml/2014/10/26/137).
@ -288,10 +287,10 @@ Call `docker -d -s overlay` to use it.
#### Storage driver options #### Storage driver options
Particular storage-driver can be configured with options specified with Particular storage-driver can be configured with options specified with
`--storage-opt` flags. The only driver accepting options is `devicemapper` as `--storage-opt` flags. Options for `devicemapper` are prefixed with `dm` and
of now. All its options are prefixed with `dm`. options for `zfs` start with `zfs`.
Currently supported options are: Currently supported options of `devicemapper`:
* `dm.basesize` * `dm.basesize`
@ -450,6 +449,17 @@ Currently supported options are:
> daemon with a supported environment. > daemon with a supported environment.
### Docker execdriver option ### Docker execdriver option
Currently supported options of `zfs`:
* `zfs.fsname`
Set zfs filesystem under which docker will create its own datasets.
By default docker will pick up the zfs filesystem where docker graph
(`/var/lib/docker`) is located.
Example use:
$ docker -d -s zfs --storage-opt zfs.fsname=zroot/docker
The Docker daemon uses a specifically built `libcontainer` execution driver as its The Docker daemon uses a specifically built `libcontainer` execution driver as its
interface to the Linux kernel `namespaces`, `cgroups`, and `SELinux`. interface to the Linux kernel `namespaces`, `cgroups`, and `SELinux`.