How To Upgrade FreeBSD Jail ( OS Level Virtualization )

To upgrade a FreeBSD jail, you can use the following steps:

1. Connect to the host system using ssh or another terminal emulator.

2. Stop the jail by running the following command:

jail stop jailname

Replace jailname with the name of your jail.

3. Upgrade the host system by running the following command:

freebsd-update upgrade -r version

Replace version with the version of FreeBSD you want to upgrade to.

4. Start the jail by running the following command:

jail start jailname

Replace jailname with the name of your jail.

5. Connect to the jail using ssh or another terminal emulator.

6. Run the following command to update the package lists:

pkg update

7. Run the following command to upgrade all installed packages to the latest version:

pkg upgrade

This will upgrade the jail to the latest version of FreeBSD.

Note that upgrading a jail can be a complex process and may require additional steps, depending on your system configuration. It's recommended to back up your data and consult the documentation for the new version of FreeBSD before upgrading.