December 2012
Intermediate to advanced
888 pages
48h 24m
English
Content preview from Ubuntu Unleashed 2013 Edition: Covering 12.10 and 13.04, Eighth 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 Runlevel Problems
Reordering or changing system services during a particular runlevel is rarely necessary when using Ubuntu unless some disaster occurs. But system administrators should have a basic understanding of how Linux boots and how services are controlled in order to perform troubleshooting or to diagnose problems. By using additional utilities such as the dmesg | less command to read kernel output after booting or by examining system logging with cat /var/log/messages | less, it is possible to gain a bit more detail about what is going on when faced with troublesome drivers or service failure.
To better understand how to troubleshoot service problems in Ubuntu, look at the diagnosis and resolution of a typical service-related ...
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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.