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engine: remove "upstart" section from post-install, and minor touch-ups 

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
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Sebastiaan van Stijn 2021-01-20 15:35:58 +01:00
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engine/install/linux-postinstall.md
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@ -92,41 +92,28 @@ To create the `docker` group and add your user:
## Configure Docker to start on boot ## Configure Docker to start on boot
Most current Linux distributions (RHEL, CentOS, Fedora, Ubuntu 16.04 and higher) Most current Linux distributions (RHEL, CentOS, Fedora, Debian, Ubuntu 16.04 and
use [`systemd`](#systemd) to manage which services start when the system boots. higher) use [`systemd`](#systemd) to manage which services start when the system
Ubuntu 14.10 and below use [`upstart`](#upstart). boots. On Debian and Ubuntu, the Docker service is configured to start on boot
by default. To automatically start Docker and Containerd on boot for other
### `systemd` distros, use the commands below:
```console ```console
$ sudo systemctl enable docker $ sudo systemctl enable docker.service
$ sudo systemctl enable containerd.service
``` ```
To disable this behavior, use `disable` instead. To disable this behavior, use `disable` instead.
```console ```console
$ sudo systemctl disable docker $ sudo systemctl disable docker.service
$ sudo systemctl disable containerd.service
``` ```
If you need to add an HTTP Proxy, set a different directory or partition for the If you need to add an HTTP Proxy, set a different directory or partition for the
Docker runtime files, or make other customizations, see Docker runtime files, or make other customizations, see
[customize your systemd Docker daemon options](../../config/daemon/systemd.md). [customize your systemd Docker daemon options](../../config/daemon/systemd.md).
### `upstart`
Docker is automatically configured to start on boot using
`upstart`. To disable this behavior, use the following command:
```console
$ echo manual | sudo tee /etc/init/docker.override
```
### `chkconfig`
```console
$ sudo chkconfig docker on
```
## Use a different storage engine ## Use a different storage engine
For information about the different storage engines, see For information about the different storage engines, see
@ -167,7 +154,10 @@ the [Docker CLI Reference](/engine/reference/commandline/dockerd/) article.
> [how to protect the Docker daemon socket](../security/https.md). > [how to protect the Docker daemon socket](../security/https.md).
{: .warning} {: .warning}
Configuring Docker to accept remote connections can be done with the `docker.service` systemd unit file for Linux distributions using systemd, such as recent versions of RedHat, CentOS, Ubuntu and SLES, or with the `daemon.json` file which is recommended for Linux distributions that do not use systemd. Configuring Docker to accept remote connections can be done with the `docker.service`
systemd unit file for Linux distributions using systemd, such as recent versions
of RedHat, CentOS, Ubuntu and SLES, or with the `daemon.json` file which is
recommended for Linux distributions that do not use systemd.
> systemd vs daemon.json > systemd vs daemon.json
> >
@ -213,7 +203,7 @@ Configuring Docker to accept remote connections can be done with the `docker.ser
```json ```json
{ {
"hosts": ["unix:///var/run/docker.sock", "tcp://127.0.0.1:2375"] "hosts": ["unix:///var/run/docker.sock", "tcp://127.0.0.1:2375"]
} }
``` ```
@ -365,7 +355,7 @@ at `/etc/docker/daemon.json`.
```json ```json
{ {
"dns": ["8.8.8.8", "8.8.4.4"] "dns": ["8.8.8.8", "8.8.4.4"]
} }
``` ```