lk/basics/processes.md

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---
title: "processes"
tags: [ "Documentation", "basics" ]
---
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# Free
See free space with:
> free
and make it human readable with:
> free -h
Or `-m` for megabytes.
# Proccesses
See running items in current terminal with
> ps
or more with
> ps -a
Or the entire system with
> ps -e
Or the entire system with more information, BSD style, with:
> ps aux
And then search for a particular program with
> ps aux | grep cmus
# Jobs
Pause a job with ^z. Put it in the background with the '&' suffix.
List jobs in the current shell with
> jobs
And then you can pull number 1 up again with
> fg 1
Or continue running a stopped job with:
> bg 1
# Nice
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This changes how nice a program is, from -20 to 19.
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Install a program, but nicely, at nice value '10':
> nice -10 sudo apt -y install libreoffice
Aggressively use Steam, with a nice value of '-13'.
> nice --13 steam&
Find out that Steam's fucking everything up, so you change its nice value with 'renice':
> renice --5 -p 3781
Nerf all of roach-1's processes:
> renice 10 -u roach-1
... or the entire group
> renice -14 -g hackers