On 11 September 2017 at 07:49, Nicolas Kovacs <info at microlinux.fr> wrote: > Hi, > > I've been using CentOS since versions 4.x, and I see a weird trend in > recent Linux distributions. > > Under CentOS 4.x, 5.x and 6.x, shutting down a server (workstation, > laptop) simply meant issuing 'shutdown -h now' (or choosing 'Shutdown' > from the GUI menu), and the machine would simply shut down. Whatever > crazy process went haywire, shutting down the system meant exactly that. > No questions asked. > > Now with CentOS 7.x, sometimes the machine would simply hang during the > shutdown process, or I would get a message like "a stop job is running", > and I would end up having to hit the Reset button to stop the system, as > I did when I used Microsoft Windows (before 2001). > > > > Have patience - the default is for systemd to give processes 90 seconds to stop gracefully before forcefully killing them ( the 30 sec / 1 min 30 sec bit) With the older sysv scripts things were not so graceful ... If there's a service that frequently takes ages to stop you may want to investigate why (eg is it missing a dependency on a network filesystem and then gets stuck when the network filesystem goes before it does).