Archive

Archive for July, 2008

Anatomy of the Linux file system

July 28th, 2008 No comments

via ibm.com

When it comes to file systems, Linux® is the Swiss Army knife of operating systems. Linux supports a large number of file systems, from journaling to clustering to cryptographic. Linux is a wonderful platform for using standard and more exotic file systems and also for developing file systems. This article explores the virtual file system (VFS)—sometimes called the virtual filesystem switch—in the Linux kernel and then reviews some of the major structures that tie file systems together.

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OpenBIOS

July 28th, 2008 No comments

The OpenBIOS project provides you with most free and open source Open Firmware implementations available. Here you find several implementations of IEEE 1275-1994 (Referred to as Open Firmware) compliant firmware. Among its features, Open Firmware provides an instruction set independent device interface. This can be used to boot the operating system from expansion cards without native initialization code. It is Open Firmware’s goal to work on all common platforms, like x86, AMD64, PowerPC, ARM and Mips. With its flexible and modular design, Open Firmware targets servers, workstations and embedded systems, where a sane and unified firmware is a crucial design goal and reduces porting efforts noticably.

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Downloading Torrent from the Terminal

July 28th, 2008 No comments

via linuxhaxor.net

There are quite a few applications in linux that has the ability to download torrent from the terminal. rtorrent is perhaps the easiest to use and widely configurable out of all of them. To kick off with downloading any torrent file, you simply have to provide the link location of the torrent file,

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Convert Filenames to Lowercase

July 28th, 2008 No comments

via linuxjournal.com

Back in the good old days, there was an operating system that didn’t seem to think NAME and name were different. The result was that sometimes when you transfered files from a floppy disk (remember them?) created on that Dumb Old System, you would clutter your directory with uppercase filenames. As us UNIX old-timers learned a nifty trick to get directory names to sort before filenames in the output of the ls command (namely, start directory names with an uppercase letter), having filenames with uppercase letters was irritating.

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Setting up a Local Area Network

July 23rd, 2008 No comments

via ibm.com

This article describes how to build a Local Area Network (LAN) consisting of two or more computers running the Red Hat Linux operating system. The article begins with the basics: an overview of the TCP/IP (Transmission Control Protocol/Internet protocol) suite, and an explanation of assigning IP addresses in a LAN. Then the article covers the LAN hardware and configuration using a tool called LinuxConf in the Red Hat Linux operating system environment. Lastly, the article walks you through the critical steps of testing and troubleshooting your LAN.

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Lazy Linux: 10 essential tricks for admins

July 23rd, 2008 No comments

via ibm.com
Learn these 10 tricks and you’ll be the most powerful Linux® systems administrator in the universe…well, maybe not the universe, but you will need these tips to play in the big leagues. Learn about SSH tunnels, VNC, password recovery, console spying, and more. Examples accompany each trick, so you can duplicate them on your own systems.

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10 Best Hacking and Security Software Tools for Linux

July 22nd, 2008 No comments

via junauza.com

Linux is a hacker’s dream computer operating system. It supports tons of tools and utilities for cracking passwords, scanning network vulnerabilities, and detecting possible intrusions. I have here a collection of 10 of the best hacking and security software tools for Linux. Please always keep in mind that these tools are not meant to harm, but to protect.

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42 of the Best Free Linux Video Software

July 21st, 2008 No comments

via linuxlinks.com

There is a sizeable amount of free video software available on the Linux platform which is both fully featured and mature. Become a digital video editing master, turn your Linux machine into a Home Theatre box are two avenues that are explored in this article.

To provide an insight into the quality of software that is available, we have compiled a list of 42 high quality Linux video applications, covering a broad spectrum of uses. Most of the titles included in this feature are desktop applications with an elegant graphical front-end, although we have not neglected console software.

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Benchmarking hardware RAID vs. Linux kernel software RAID

July 15th, 2008 No comments

via linux.com

Want to get an idea of what speed advantage adding an expensive hardware RAID card to your new server is likely to give you? You can benchmark the performance difference between running a RAID using the Linux kernel software RAID and a hardware RAID card. My own tests of the two alternatives yielded some interesting results.

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