Provided by: open-infrastructure-compute-tools_20251029-1_all 

Name
container-update - Update the packages installed in a container
Synopsis
container update ['OPTIONS']
cnt u ['OPTIONS']
Description
The container update command updates packages installed in a container.
Options
The following container update options are available:
-n, --name='NAME':
Specify container name. Specifying 'ALL' will start all stopped container.
-f, --full-upgrade:
Runs an additional 'apt full-upgrade' after 'apt upgrade'.
-i, --interactive:
Prompt before every container update.
-r, --autoremove:
Runs an additional 'apt autoremove' after 'apt upgrade'.
-p, --purge:
Passing '--purge' to 'apt autoremove'.
-y|--yes:
Passing 'yes' to all questions asked by the package manager.
Examples
Update example.net container (apt update && apt upgrade):
sudo container update -n example.net
Update example.net container without asking questions (apt update && apt --yes upgrade):
sudo container update -n example.net -y
Full update of example.net container without asking questions (apt update && apt --yes upgrade && apt
--yes full-upgrade):
sudo container update -n example.net -f -y
Full update of all container on the host, with asking questions and purging unused packages (apt update
&& apt upgrade && apt full-upgrade && apt autoremove):
sudo container update -n ALL -f -r -p -y
See also
compute-tools(7),
container(1).
Homepage
More information about compute-tools and the Open Infrastructure project can be found on the homepage (‐
<https://open-infrastructure.net>).
Contact
Bug reports, feature requests, help, patches, support and everything else are welcome on the Open
Infrastructure Software Mailing List <<software@lists.open-infrastructure.net>>.
Debian specific bugs can also be reported in the Debian Bug Tracking System (<https://bugs.debian.org>).
Authors
compute-tools were written by Daniel Baumann <<daniel.baumann@open-infrastructure.net>> and others.
Open Infrastructure compute-tools container-update(1)