The Linux Cookbook provides lot of Tips and Techniques for Everyday
Use. This book is available in On-Line and Printed form.
URL: http://dsl.org/cookbook/
One Day One Command
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nice — Run a command with modified priority.
Summary:
GNU/Linux is a multi-user and multi-tasking OS. So many processes will
be running with some scheduling policy like Round Rabin, FIFO etc..
High priority process will get more CPU Time.
nice command is used to run the given command with its scheduling
priority adjusted. Priority range goes from -20 (highest priority)
to 19 (lowest priority).