[Cialug] Linux Processes

[David Champion]

You can get some of that using pstree (I like "pstree -p" to show the pid).
It breaks things out some, but not quite exactly what you're looking for.

-dc


On Wed, Apr 7, 2021 at 9:12 AM Todd Walton <tdwalton at gmail.com> wrote:

> I really wish Linux had a clear way of showing what processes start just
> because they're standard stuff, and what processes are running because an
> admin made them run.
>
> * The processes that are in square brackets are kernel threads. They
> represent real work being done, but they're not *really* "processes".
> * Then you always see background stuff like dbus and gpg-agent and cups. I
> might want to know they're running, but not normally.
> * The desktop environment always starts up a ton of stuff. I'd like all
> those to be grouped together as part of one thing.
> * If httpd is running then that's definitely a Thing Of Interest. postfix,
> haproxy, php-fpm, etc. Those are things I want to be front and center by
> default.
>
> I haven't figured out an easy and effective way of getting just what I
> want. Of knowing what's running because it's supposed to be, and what's
> running just because it supports something else. This usually is an issue
> when I get into a server that I didn't set up, but now I'm doing forensics
> trying to figure out what the heck is going on.
>
> --
> Todd
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