April 2015
Beginner
912 pages
25h 14m
English
Content preview from Linux Bible, 9th EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Troubleshooting Linux
IN THIS CHAPTER
Troubleshooting boot loaders
Troubleshooting system initialization
Fixing software packaging problems
Checking network interface issues
Dealing with memory problems
Using rescue mode
In any complex operating system, lots of things can go wrong. You can fail to save a file because you are out of disk space. An application can crash because the system is out of memory. The system can fail to boot up properly for, well, lots of different reasons.
In Linux, the dedication to openness and the focus on making the software run with maximum efficiency has led to an amazing number of tools you can use to troubleshoot every imaginable problem. In fact, if software isn't working as you would like, you even have the ultimate opportunity to rewrite the code yourself (although we don't cover how to do that here).
This chapter takes on some of the most common problems you can run into on a Linux system and describes the tools and procedures you can use to overcome those problems. Topics are broken down by areas of troubleshooting, such as the boot process, software packages, networking, memory issues, and rescue mode.
Boot-Up Troubleshooting
Before you can begin troubleshooting a running Linux system itself, that system needs to boot up. For a Linux system to boot up, a series of things has to happen. A Linux system installed directly on a PC architecture ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.