On Wed, Apr 24, 2019 at 9:20 AM Dominik 'Rathann' Mierzejewski <dominik@greysector.net> wrote:

Last time I used tracer, it had several issues. It was breaking
dist-upgrades and hogged the CPU for tens of seconds after the dnf
transaction was done. needs-restarting can be run after multiple
dnf updates.

Is it better nowadays?

Tracer seems pretty fast now. It also seems pretty reliable (compared to needs-restarting, which sometimes shows bogus processes, and sometimes doesn't show processes which tracer identified correctly).