theshell.ch/site/pages/cmd/interm/fg.html
bevilj d4a2730598 interm: add info on how to stop jobs in fg
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2018-11-16 08:12:40 +00:00

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---
layout: page
category-page: intermediate
category-title: Intermediate commands
tags: stopped job fg foreground
author: Fabiano Fenini
title: fg
previous-page: ""
---
The <code>fg</code> command allows us to continue a stopped operation by running it
in foreground.<br>
The command name stands for <i>foreground</i>.<br><br>
<h3>Usage</h3>
The default fg command syntax is:
<pre>
fg [%job_number]
</pre>
The parameter [%job_id] contains the job number you wish to run in foreground.
If this is not indicated, the command will run the last stopped operation.<br><br>
<h3>Stop a working job</h3>
To stop the execution of a command so that i can be later resumed with <code>fg</code>
you need to press the <code>ctrl + Z</code> keys. The job number to be used with the
<code>fg</code> command will be printed.
<pre>
top
^Z
[1] + NNNN suspended top
</pre>