Pretty cool! I almost missed that Debian 10.3 got released last week. This is a corrective release, meaning it’s about improving stability and security rather than about introducing major innovations.
Upgrade Debian 10.2 to 10.3
I only have one dedicated server running Debian 10, and will possibly reinstall even that – turns out I’m much more used to CentOS servers than anything else.
BUT this server is still there, so why not upgrade it?
Step 1: Update Debian repositories
First, we run apt-get update. I never noticed it before, but apparently this command is clever enough to recognize that InRelease changes version from 10.2 to 10.3 (see the last line of the output):
Step 2: Upgrade packages and Debian distro
apt-get dist-upgrade brings all the packages to the current release of your Debian/Ubuntu distro. In my case,
Step 3: Reboot (when convenient)
You don’t have to reboot immediately. The biggest reason to do it is to start using new version of Linux kernel, but there’s hardly a specific update in minor kernel upgrade that justifies immediate downtime.
Here’s the kernel version before reboot:
When possible, you should do a graceful reboot:
After system is back online, we can see that it’s running Debian Buster 10.3 now: