diff options
Diffstat (limited to 'docs/source/markdown/podman-run.1.md')
| -rw-r--r-- | docs/source/markdown/podman-run.1.md | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/docs/source/markdown/podman-run.1.md b/docs/source/markdown/podman-run.1.md index ffe84e287..e9176e0b6 100644 --- a/docs/source/markdown/podman-run.1.md +++ b/docs/source/markdown/podman-run.1.md @@ -1098,20 +1098,21 @@ Note: if you use the **--network=host** option, these sysctls will not be allowe Run container in systemd mode. The default is **true**. The value *always* enforces the systemd mode is enforced without -looking at the executable name. Otherwise, if set to **true** and the -command you are running inside the container is systemd, _/usr/sbin/init_, -_/sbin/init_ or _/usr/local/sbin/init_. - -If the command you are running inside of the container is systemd -Podman will setup tmpfs mount points in the following directories: - -- _/run_ -- _/run/lock_ -- _/tmp_ -- _/sys/fs/cgroup/systemd_ -- _/var/lib/journal_ - -It will also set the default stop signal to **SIGRTMIN+3**. +looking at the executable name. Otherwise, if set to true and the +command you are running inside the container is **systemd**, **/usr/sbin/init**, +**/sbin/init** or **/usr/local/sbin/init**. + +Running the container in systemd mode causes the following changes: + +* Podman mounts tmpfs file systems on the following directories + * _/run_ + * _/run/lock_ + * _/tmp_ + * _/sys/fs/cgroup/systemd_ + * _/var/lib/journal_ +* Podman sets the default stop signal to **SIGRTMIN+3**. +* Podman sets **container_uuid** environment variable in the container to the +first 32 characters of the container id. This allows systemd to run in a confined container without any modifications. @@ -1935,8 +1936,6 @@ $ podman run --network net1:ip=10.89.1.5 --network net2:ip=10.89.10.10 alpine ip Podman runs as a non-root user on most systems. This feature requires that a new enough version of **shadow-utils** be installed. The **shadow-utils** package must include the **newuidmap**(1) and **newgidmap**(1) executables. -Note: RHEL7 and Centos 7 will not have this feature until RHEL7.7 is released. - In order for users to run rootless, there must be an entry for their username in _/etc/subuid_ and _/etc/subgid_ which lists the UIDs for their user namespace. Rootless Podman works better if the fuse-overlayfs and slirp4netns packages are installed. |