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‘Linux’ Articles

Aything to do with Linux and/or OSS

Firefox 3 slow? Time to vacuum the database…

From mozillalinks.org A few months ago, I posted how to improve Firefox performance by defragmenting its database files executing SQLite VACUUM command. The only con was that it required a Firefox restart to execute the command. Thanks to Mozilla’s Jeremy Orem, we have now learned it can be done from within Firefox in two short [More]

Auditing shell commands in bash

Bash has a built in history function that records recent shell commands. But by default it only retains a raw list of those without attaching additional information. You can add a timestamps to each command by adding something like… 1 echo 'export HISTTIMEFORMAT="%F-%R%t"' >> ~/.bashrc … and then after reloading [More]

Ubuntu 9.04 bug with networking directory creation « RimuHosting Blog

Ubuntu 9.04 bug with networking directory creation « RimuHosting Blog. I ran ifup and got the following errors root@charon ~ # ifup eth0 ifup: failed to open statefile /var/run/network/ifstate: No such file or directory … so i checked and /var/run/network did not exist… This link had a bit more technical information. They said look [More]

Four steps to Linux service management

IMHO, there are four parts to managing services in most linux distributions. First you need to decide what services you really need. The less software you have running on your desktop or server, the easier it is to maintain long term. This is important both for security and in terms of allocating valuable resources. Use [More]

Understanding the “free” command in Linux

Free is a command line interface (CLI) tool available on most Linux and Unix based systems. From the man page… … displays the total amount of free and used physical and swap memory in the system, as well as the buffers used by the kernel.” Running free, you get output similar to the following (by [More]

Upgrade old ubuntu releases

To upgrade in place for releases that are no longer officially supported please see… http://www.nzlinux.com/2009/06/upgrading-older-releases-of-ubuntu-when-support-ends/ Depending on the installation it might be substantially faster to do a clean reinstall and migrate your content from backups. YMMV. If you are already on one of the LTS [More]

Using a GIT repository

So you want to use a revision control system and you picked git? Cool . Assuming you are setting a service up from scratch, check out the following… [More]

Canonical and RedMonk release survey on Ubuntu Server Usage

Canonical and analyst firm RedMonk released findings of a survey sent to thousands of Ubuntu Server users. It was developed with the Ubuntu community and was completed by almost 7,000 respondents. The companies says the survey confirmed that Ubuntu was being widely used in the most common workloads (web, print, file, database and mail servers) [More]

How I first got into Linux

A friend asked me today how I first got into Linux. Which got me thinking, since it’s a bit of a way back in the mists of time, and I couldn’t quite recall . The process started about when Windows XP came out I think. My PC then was a lively 486DX33.  I believe that [More]