With the growing ubiquity of, and user reliance on, mobile computing devices (laptops, PDAs, smart phones, etc.), loss or theft of a device is increasingly likely, disruptive, and costly. Using Adeona open source software you can track your stolen Mac / PC laptop running Windows or Linux operating system.
I’ve already written about changing the I/O scheduler for hard disk under Linux and avoiding sudden outburst of disk I/O using ionice utility. Google has sponsored Gelato@UNSW to take a close look at the disk schedulers in Linux, particularly when combined with RAID. They have now published their findings.
=> Cisco 7200 Simulator for Linux. If you decided to study for the Cisco certification, this tool may come handy. Howtoforge has detailed tutorial on setting up a Cisco lab on Linux system. Dynagen is a front-end for use with the Dynamips Cisco router emulator. It uses an INI-like configuration file to provision Dynamips emulator networks. It takes care of specifying the right port adapters, generating and matching up those pesky NIO descriptors, specifying bridges, frame-relay, ATM switches, etc. It also provides a management CLI for listing devices, suspending and reloading instances, determining and managing idle-pc values, performing packet captures, etc.
=> You can capture video of all of the amazing things happening on your desktop with one of Linux’s many screencasting applications. These programs are perfect for creating demonstrations for blogs and tutorials, and for illustrating projects with more than just still images.
=> Postfix Daily Quota reportA shell script hack to create daily quota report for a Posfix mail server including file system usage of each e-mail account.
=> The developers of Firefox have unveiled an experimental project, Snowl, designed to gather all your inbound communications, whether they’re in the form of email, RSS, Twitter, or social network updates.
=> IBM has marked its 10 years of participation in Linux and open source with an open source code contribution focused on supercomputing. The software is available immediately from a software repository run by the University of Illinois’s National Center for Supercomputing Applications (NCSA).
=> Regular nixcraft contributed Ramesh has published simple 6 steps to secure home wireless router / network
=> LinuxLeak is a new daily destination for all your Linux and Open Source news headlines, updated every 15 minutes.
Security is an important aspect of the IBM AIX operating system. Follow along with this quick reference guide on AIX user security commands to learn more.
Gates may be gone, but the walls and bars of proprietary software he helped create remain, for now — Richard Stallman.
Take the Free Software GPL / LGPL licensing quiz and test your knowledge of the GPL and LGPL.
Google doesn’t reveal exactly how many servers it has, but I’d estimate it’s easily in the hundreds of thousands.
In this article ComputerWorld chat to Chet Ramey about his experience maintaining Bash.