A recent Ubuntu bug has gotten slashdotted, and has started raising a lot of questions about the safety of using ext4. The essential “problem” is that ext4 implements something called delayed allocation.
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Finding rootfs during boot
As a Linux administrator, you may encounter rootfs errors like cannot mount rootfs and kernel panic when you try to reboot a server after attaching volumes from external storage or even after installing a new Linux operating system..This article outlines the Linux booting process on an x86 platform, shows why this problem happens, and offers four tips to avoid it or fix it.
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An Interview With The Developers Of FFmpeg
Earlier this week the FFmpeg project reached version 0.5, which was quite significant considering no new FFmpeg release was made available in years. This release contained a plethora of new encoders and decoders, support for VDPAU, a variety of bug-fixes, and many other improvements. What is next for FFmpeg?
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The A-Z of Programming Languages: Bourne shell, or sh
Computerworld is undertaking a series of investigations into the most widely-used programming languages... On this occasion we speak to Steve Bourne, creator of the Bourne shell, or sh.
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Debian 5.0 XFCE At A Glance
I've had the pleasure of taking a special Debian 5.0 distribution (Debian 5.0 i386 XFCE LXDE) for a recent test drive as a virtual machine in Citrix XenServer 5.0.
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The rush to Ext4: What's the hurry?
This is somewhat of a simple observation on my part, but one of the things I've noticed of late is how the cry for Ext4 is growing, and fast. Sure, recent benchmarks make it look like the ultimate solution. But I don't recommend moving to the Ext4 file system just yet.
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'Firefox Web Developer' is a hidden security gem
Have you ever come across a situation where you've needed a tool but didn't think you had the right one to get the job done?... Now shift into the application security mindset and voila, there's Firefox Web Developer: an unlikely "security testing" tool but one that serves the purpose very well.
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Hands-on with Mozilla Labs' new tab prototypes
Mozilla Labs has released an experimental Firefox extension that brings new functionality to blank tab pages.
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Top Five Geek-Style Distros
Here are a list of some of the distros that really appeal to the geeks, though they are not LIMITED to geek use:
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Linux Admins: Saving Time with Nagios
One trend that is on the rise in Linux administration is that administrators are required to do more with less time. Doing more with less is a concept that generates numbers for the bottom line of the business but increases the level of stress for an administrator. One way to ease that load is to set up automatic monitoring of those important servers and services that your company uses.
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EXT4 is improving the Linux experience
It’s a universal truth that all PCs are slow. All of them, no matter the hardware, no matter the OS, they’re slow. The faster it goes, the faster we want it to go. It’s never enough.
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Eucalyptus: the unsung hero of Open Source?
Eucalyptus is an open-source infrastructure for the implementation of cloud computing on computer clusters. Its name is an acronym for "Elastic Utility Computing Architecture for Linking Your Programs To Useful Systems".
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Unsafe Functions In C And Their Safer Replacements: Strings Part II
Last time, we advised you to use ditch the unsafe functions like strcpy and strcat, and use their safer replacements (strlcpy, strlcat) instead. However, there is a small problem with this that you might discover that your compiler (especially gcc) does not have these functions in their implementation of the c library (libc). Why is this so?
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Firefox 3.1 Beta 3 code to freeze end of day March 3
Bugs or no bugs, Mozilla will freeze the code to the much delayed Firefox 3.1 beta 3 by the end of day.
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Qt Software Releases LGPL'ed Qt 4.5 and Creator 1.0, Provides SDK
Qt Software has made Qt 4.5 and the Qt Creator 1.0 IDE available for download. For the first time, Qt SDK is available, a convenient bundle of the two.
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