remove aufs "default storage driver" statements

In many cases, aufs is no longer the default storage driver, so just change the example to not mention the default. If you'd like it to actually state overlay2 is the default in most/some cases I can change that.
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Bret Fisher 2018-09-27 04:11:47 -04:00 committed by GitHub
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commit 4b39f91fb0
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1 changed files with 4 additions and 4 deletions

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@ -143,8 +143,8 @@ Status: Downloaded newer image for ubuntu:15.04
Each of these layers is stored in its own directory inside the Docker host's
local storage area. To examine the layers on the filesystem, list the contents
of `/var/lib/docker/<storage-driver>/layers/`. This example uses `aufs`, which
is the default storage driver:
of `/var/lib/docker/<storage-driver>/layers/`. This example uses the `aufs`
storage driver:
```bash
$ ls /var/lib/docker/aufs/layers
@ -292,8 +292,8 @@ layer. This means that the writable layer is as small as possible.
When an existing file in a container is modified, the storage driver performs a
copy-on-write operation. The specifics steps involved depend on the specific
storage driver. For the default `aufs` driver and the `overlay` and `overlay2`
drivers, the copy-on-write operation follows this rough sequence:
storage driver. For the `aufs`, `overlay` and `overlay2` drivers, the
copy-on-write operation follows this rough sequence:
* Search through the image layers for the file to update. The process starts
at the newest layer and works down to the base layer one layer at a time.