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Linux and Open Source News, Articles, Howtos...

HowTo Boot an ISO From the Local HDD Using the Current GRUB

This tip is useful to follow if you want to replace the current Linux distribution with another or install a second distribution but you don’t have a floppy or CD-ROM drive. Or simply don’t want to burn a CD;-)

Here’s what you need to do.

- Fi read more »
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Using MySQL as a filesystem

With MySQLfs you can store a filesystem inside a MySQL relational database. MySQLfs breaks up the byte content of files that you store in its filesystem into tuples in the database, which allows you to store large files in the filesystem without req read more »
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Discover the possibilities of the /proc folder

The /proc directory is a strange beast. It doesn't really exist, yet you can explore it. Its zero-length files are neither binary nor text, yet you can examine and display them. This special directory holds all the details about your Linux system, read more »
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Debian Mail Server Setup with Postfix + Dovecot + SASL + Squirrel Mail

Postfix is an attempt to provide an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and hopefully secure, while at the same time being sendmail compatible enough to not upset your users.

Dovecot i read more »
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Take advantage of multiple CPU cores during file compression

With the number of CPU cores in desktop machines moving from two to four and soon eight, the ability to execute computationally expensive tasks in parallel is becoming more important. The mgzip tools that can take advantage of multiple CPU cores dur read more »
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Zimbra Collaboration Suite (ZCS) Open Source Edition v5.0 On Debian Etch

This document describes how to set up the Zimbra Collaboration Suite (ZCS) Open Source Edition v5.0 on Debian Etch. The resulting system provides a full featured collaboration-suite with many features that I cannot list all here - please have a look read more »
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Ubuntu's Upstart event-based init daemon

Because the traditional System V init daemon (SysVinit) does not deal well with modern hardware, including hotplug devices, USB hard and flash drives, and network-mounted filesystems, Ubuntu replaced it with the Upstart init daemon.

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How To Migrate to a full encrypted LVM system

The point of this how-to is to describe the way to migrate to a full-encrypted LVM system (rootfs + data) (only the boot partition obviously stays unencrypted), either coming from an LVM system, either from a simple ext3 system. All you need is some read more »
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Simple Home File Server (Based On Ubuntu)

This tutorial explains how to turn an old PC with additional hard disks into a simple home file server. The file server is intended for home use. The home file server is accessible by Windows and Linux computers in the home network. read more »
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Troubleshooting with Apache logging

The Apache Web server (Apache) comes with a powerful logging framework. In the default configuration, Apache logs all errors to an error log and all access requests to an access log. The default level of logging is sufficient for analyzing traffic p read more »
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