Linux

Submission + - ARM Powered OLPC XO-1.75 Laptop is faster than x86 (armdevices.net) 1

Charbax writes: Not only is power consumption halved to less than 2 Watts and price of the motherboard is reduced, the performance of the next generation OLPC Laptop is actually faster to run full Fedora Linux compared to x86. Here's a video interviewing OLPC's CTO Edward J. McNierney where he explains how OLPC's world class engineers are making this change of CPU architecture and why. If OLPC XO-1 threatened Intel enough to start the Netbook market and has reached 2 million poor kids in third world countries thus far, XO-1.75 may help start the ARM Powered Linux laptop market. Do you think Fedora/Sugar will do or should OLPC attract Chrome OS and Android solutions for education to get faster help from the big boys of Silicon Valley to bring Linux software successfully to the next billion PC/Laptop users?
GUI

Xfce 4.8 Released 193

PerlDudeXL writes "Today, after almost two years of work, we have the special pleasure of announcing the much awaited release of Xfce 4.8, the new stable version that supersedes Xfce 4.6. [..] Xfce 4.8 is our attempt to update the Xfce code base to all the new desktop frameworks that were introduced in the past few years. We hope that our efforts to drop pieces like ThunarVFS and HAL with GIO, udev, ConsoleKit and PolicyKit will help bringing the Xfce desktop to modern distributions."
Software

Graphic Map of Linux-2.6.36 25

conan.sh writes "The Interactive map of Linux Kernel was expanded and updated to the recent kernel linux-2.6.36. Now the map contains more than four hundred important source items (functions and structures) with links to source code and documentation."
Linux

Submission + - Xfce 4.8 released (xfce.org)

PerlDudeXL writes: "Today, after almost two years of work, we have the special pleasure of announcing the much awaited release of Xfce 4.8, the new stable version that supersedes Xfce 4.6. [..] Xfce 4.8 is our attempt to update the Xfce code base to all the new desktop frameworks that were introduced in the past few years. We hope that our efforts to drop pieces like ThunarVFS and HAL with GIO, udev, ConsoleKit and PolicyKit will help bringing the Xfce desktop to modern distributions."
Education

Advice On Teaching Linux To CS Freshmen? 467

copb.phoenix writes "I'm a sophomore Computer Science student teaching computing labs to a freshman class, getting ready to go over the major ins and outs of the Linux terminal and GUI. While I have my own ideas and the professor over this class to lean on, I've found it difficult to get the few students that I've tried to teach in the past to connect the dots and understand how it relates to what they already know about computers. Does anybody out there have any advice on how to engage and inspire our upcoming class? (Perhaps important: Our machines are running Ubuntu Hardy.)"
Firefox

Why Linux Loses Out On Hardware Acceleration In Firefox 456

devtty writes with some bad news for Linux users, from OSNews: "The release notes for Firefox 4.0 beta 9 noted that it comes with hardware acceleration for Windows 7 and Vista via a combination of Direct2D, DirectX 9 and DirectX 10. Windows XP users will also enjoy hardware acceleration for many operations 'using our new Layers infrastructure along with DX9.' Furthermore, Mac OS X has excellent OpenGL support, they claim, so they've got that covered as well. No mention of Linux, and there's a reason for that. 'We tried enabling OpenGL on Linux, and discovered that most Linux drivers are so disastrously buggy (think "crash the X server at the drop of a hat, and paint incorrectly the rest of the time" buggy) that we had to disable it for now,' explains Zbarsky, 'Heck, we're even disabling WebGL for most Linux drivers, last I checked...'" An update to the story softens this news slightly, saying that "hardware acceleration (OpenGL only) on Linux has been implemented, but due to bugs and issues, only one driver so far has been whitelisted (the proprietary NVIDIA driver)."
Firefox

Submission + - No Hardware Acceleration Firefox for Linux (osnews.com) 4

devtty writes: Yesterday, the ninth Firefox 4.0 beta was released. One of the major new features in Firefox 4.0 is hardware acceleration for anything from canvas drawing to video rendering. Sadly, this feature won't make its way to the Linux version of Firefox 4.0. The reason? X' drivers are "disastrously buggy". Boris Zbarsky, long-time Mozilla developer, commented on the issue over at Hacks.Mozilla.org. The release notes for Firefox 4.0 beta 9 noted that it comes with hardware acceleration for Windows 7 and Vista via a combination of Direct2D, DirectX 9 and DirectX 10. Windows XP users will also enjoy hardware acceleration for many operations "using our new Layers infrastructure along with DX9". Furthermore, Mac OS X has excellent OpenGL support, they claim, so they've got that covered as well.

No mention of Linux, and there's a reason for that. "We tried enabling OpenGL on Linux, and discovered that most Linux drivers are so disastrously buggy (think 'crash the X server at the drop of a hat, and paint incorrectly the rest of the time' buggy) that we had to disable it for now," explains Zbarsky, "Heck, we're even disabling WebGL for most Linux drivers, last I checked..."

Data Storage

Lustre File System Getting New Community Distro 68

darthcamaro writes "Oracle acquired a lot of open source tech from Sun that has since been forked — or is in the process of being forked. The open source Lustre high performance computing file system isn't on the list of forked projects, but it is getting a new, community-driven distro that is trying really hard to say that they're not officially a fork. 'Since April of 2010 there has been confusion in the community, and we've seen an impact in the business confidence in Lustre,' Brent Gorda, CEO and president of Whamcloud told InternetNews.com. 'The community has been asking for leadership, the commitment of a for-profit entity that they can rely on for support and a path forward for the technology.'"
Linux

Embedded Linux 1-Second Cold Boot To QT 141

An anonymous reader writes "The blog post shows an embedded device cold booting Linux to a QT application all in just one second. This post also includes a link which describes what modifications were made to achieve this."
Games

Cedega Being Replaced By GameTree Linux 124

An anonymous reader writes "TransGaming Cedega, the software forked from Wine that allows running Windows games under Linux, is being discontinued and replaced by GameTree Linux. This new software is also free. From the new website: 'TransGaming is pleased to announce the continued development of Cedega Technology under the GameTree Developer Program. This repositioning of the technology that powered the Cedega Gaming Service will allow the entire Linux community to gain free access going forward. Cedega is a cross-platform enablement technology that allows for Windows-native games to be executed on both the Linux desktop and embedded Linux platforms.'"
Linux

Submission + - Cedega Being Replaced By GameTree Linux (phoronix.com)

An anonymous reader writes: Transgaming Cedega, the software forked from Wine that allows running Windows games under Linux, is being discontinued and replaced by TreeGame Linux. This new software is also free. From the new website: "TransGaming is pleased to announce the continued development of Cedega Technology under the GameTree Developer Program. This repositioning of the technology that powered the Cedega Gaming Service will allow the entire Linux community to gain free access going forward. Cedega is a cross-platform enablement technology that allows for Windows-native games to be executed on both the Linux desktop and embedded Linux platforms."
Open Source

Linux 2.6.37 Released 135

diegocg writes "Version 2.6.37 of the Linux kernel has been released. This version includes SMP scalability improvements for Ext4 and XFS, the removal of the Big Kernel Lock, support for per-cgroup IO throttling, a networking block device based on top of the Ceph clustered filesystem, several Btrfs improvements, more efficient static probes, perf support to probe modules, LZO compression in the hibernation image, PPP over IPv4 support, several networking microoptimizations and many other small changes, improvements and new drivers for devices like the Brocade BNA 10GB ethernet, Topcliff PCH gigabit, Atheros CARL9170, Atheros AR6003 and RealTek RTL8712U. The fanotify API has also been enabled. See the full changelog for more details."
Open Source

Submission + - Linux 2.6.37 released

diegocg writes: Version 2.6.37 of the Linux kernel has been released. This version includes SMP scalability improvements for Ext4 and XFS, the removal of the Big Kernel Lock, support for per-cgroup IO throttling, a networking block device based on top of the Ceph clustered filesystem, several Btrfs improvements, more efficient static probes, perf support to probe modules, LZO compression in the hibernation image, PPP over IPv4 support, several networking microoptimizations and many other small changes, improvements and new drivers for devices like the Brocade BNA 10GB ethernet, Topcliff PCH gigabit, Atheros CARL9170, Atheros AR6003 and RealTek RTL8712U. The fanotify API has also been enabled. See the full changelog for more details.

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