Updating to latest ubuntu version
To avoid these problems, when possible, we recommend migrating to a fresh Ubuntu 14.04 server rather than upgrading in-place.You may still need to review differences in software configuration when upgrading, but the core system will likely have greater stability.Putting the new PPAs in after the update (hard to call some of these things "upgrades"). On Ubuntu dist-upgrade is within the same release - newer kernels usually.I run a dist-upgrade as part of my weekly patching for 20 servers here - no chance it will migrate from LTS-to-LTS.After distribution upgrade it will ask for reboot, just do the reboot and after in next login prompt check in the bash prompt as : cat /etc/lsb-release [email protected]:~$ cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=14.04 DISTRIB_CODENAME=trusty DISTRIB_DESCRIPTION="Ubuntu 14.04.1 LTS" [email protected]:~$ Congratulations!You have successfully upgraded to Ubuntu latest LTS version of Ubuntu 14.04 :) The upgrade process will remove any PPAs, so you'll want to research any applications/servers that use those and ensure the programs have been ported to the newer LTS.
In this article we’ve shown how to easily upgrade the Linux kernel on Ubuntu system.If you want to extend that support time, and get access to new features and updates, you can upgrade your server to the newest LTS release.In this guide, we will go over how to safely upgrade an Ubuntu 12.04 server to 14.04, taking care to preserve our existing configurations.Effectively, this means that the LTS release comes supported with bug fixes and security updates for as long as 5 years, hence users would not have the privilege of being alerted through popups urging them to install the latest available version. While this phenomena does not affect usage of regular Ubuntu releases, those users who are tempted to access updated features and the newest of applications have the option to upgrade the existing Ubuntu LTS on their system into the next available version, as explained below.Important: Before proceeding to upgrade, make a full backup of your data to an external device (USB stick or CD/DVD).