Hot answers tagged upgrade
Yes, a dist-upgrade from wheezy to jessie will switch to using systemd as the init system. The jessie release notes devotes a whole section to this issue, also giving a recommendation about how to stay with your current init system: to prevent systemd-sysv from being installed during the upgrade, you can create a file called ...
You can adapt the entries in /etc/apt/sources.list, e.g. from deb http://extra.linuxmint.com qiana main to deb http://extra.linuxmint.com rafaela main Then apt-get update / apt-get dist-upgrade will do the job.
Debian 8 includes major upgrades to pretty much all the software included in the distribution; major changes include the switch to systemd by default and much better support for UEFI systems. You'll find details in the release announcement. Staying on Debian 7 is safe for now, because it is still fully supported. (As standard until February 2016, then on ...
You could simply read documentation on this vulnerability and update instructions. E.g. redhat provides extremely detailed information: Do I need to reboot or restart services after installing the update for CVE-2014-6271 and CVE-2014-7169? If your system uses exported Bash functions, restarting affected services is recommended. Affected ...
Jessie will install systemd by default, even as an upgrade from Wheezy. After installation you can disable it by following the instructions at How to remove systemd from a Debian jessie/sid installation There are explanations of these commands on that page, but the gist is as follows: apt-get install sysvinit-core sysvinit sysvinit-utils reboot # BE AWARE ...
After editing the sources.list and doing an apt-get update as mentioned in @klimpergeist's answer, it is a better practice to do a apt-get dist-upgrade --download-only and then, apt-get dist-upgrade
solution - just issue : sudo apt-get dist-upgrade which will update the held back package and so clear that notice
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