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Adjust whitespace on ScientificLinux to appease markdownfmt

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Joe Ferguson 2017-12-28 15:11:34 -08:00
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@ -6,9 +6,10 @@ These images contain [Scientific Linux](http://www.scientificlinux.org/).
## About Scientific Linux
Scientific Linux is a [Fermilab](http://fnal.gov/) sponsored project. Our primary user base is within the High Energy and High Intensity Physics community. However, our users come from a wide variety of industries with various use cases all over the globe – and sometimes off of it!
Scientific Linux is a [Fermilab](http://fnal.gov/) sponsored project. Our primary user base is within the High Energy and High Intensity Physics community. However, our users come from a wide variety of industries with various use cases all over the globe – and sometimes off of it!
Our Mission:
> Driven by Fermilab’s scientific mission and focusing on the changing needs of experimental facilities, Scientific Linux should provide a world class environment for scientific computing needs.
Scientific Linux is a rebuild of Red Hat Enterprise Linux (property of Red Hat Inc. NYSE:RHT).
@ -29,9 +30,9 @@ The root filesystem for these docker images is built on our internal build syste
## Getting Help
* [SL Faq](https://www.scientificlinux.org/documentation/faq)
- [SL Faq](https://www.scientificlinux.org/documentation/faq)
* [Email Lists](https://www.scientificlinux.org/community)
- [Email Lists](https://www.scientificlinux.org/community)
## Docker, overlayfs, and yum
@ -39,12 +40,14 @@ Recent Docker versions support the [overlayfs](https://docs.docker.com/engine/us
## Package docs and licence files
By default the SL docker images do not include these files. If you require them, please remove `tsflags=nodocs` from `/etc/yum.conf` and run `yum reinstall mypackage` to recieve the documentation.
By default the SL docker images do not include these files. If you require them, please remove `tsflags=nodocs` from `/etc/yum.conf` and run `yum reinstall mypackage` to recieve the documentation.
---
# Quick Reference
## Example Usage
You can try out the containers via:
```console
@ -54,7 +57,8 @@ $ docker run -it %%IMAGE%%:7 cat /etc/redhat-release
```
## Enabling systemd in SL7
The SL7 docker container ships with systemd mostly functional. You can build a SL7 systemd enabled container with the following Dockerfile
The SL7 docker container ships with systemd mostly functional. You can build a SL7 systemd enabled container with the following Dockerfile.
In order to run a container with systemd, you will need to mount the cgroups volumes from the host.
@ -71,13 +75,14 @@ CMD ["/usr/sbin/init"]
```
You can build and run this example (with apache) via:
```console
$ docker build --rm -t local/mycontainer your/path
$ docker run -ti -v /sys/fs/cgroup:/sys/fs/cgroup:ro -p 80:80 local/mycontainer
```
Which will run systemd within the container in a limited context.
It is recommended that you install any relevant [OCI hooks](https://www.opencontainers.org/) for your container host - such as `oci-register-machine` or `oci-systemd-hook`.
Some container hosts must add `--tmpfs /run` to the `docker run` command.