Qubes: secure Xen-based desktop OS
Security researcher Joanna Rutkowska of Blue Pill fame is back with a new project. Qubes OS is a system that proposes an interesting approach to security:- Applications HAVE and WILL HAVE security...
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Xen 4 released
Version 4 of opensource Xen hypervisor has been available for a few days now. This release brings up some interesting features:New kernel for dom0 - instead of ancient 2.6.18, we get a new subsystem...
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I'm not upgrading to Ubuntu Lucid
At least not yet. I'll probably do it in two or three weeks. Why?Because official release date doesn't magically make the distro stable. It does, however, make thousands of people install it and report...
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New Apache projects, Xen news and my learning project
Six Apache projects have gained a top level status. In my opinion, a status of Apache project and especially a top-level one is a sure indicator of high quality and innovative software. The projects...
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Virtualization news - May 2010
Open vSwitch 1.0 releasedI've already written about virtual switches. See my old post if you don't know why they're so damn useful. Core functionality is already there:VLANsMonitoring of inter-VM...
View ArticleHowto: disable eCryptFS
Encrypting your disk is usually a good idea and eCryptFS (aka Ubuntu Encrypted Home) clearly has some advantages over the competitors. It's also easy to implement on an existing system. But, if for...
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Live migrating Ubuntu to Debian - introduction
I was a long time Debian user before I switched to Ubuntu in 2005. I always liked Debian for its stability, wide choice of software and superior package management. However, at this point Debian...
View ArticleLive migrating Ubuntu to Debian - howto
0. PrerequisitesYou'll need:- unlocked root acount,- about 4 GB of disk space,- pen and paper to take notes about things that failed and need to be repaired later,- ability to ignore warnings and...
View ArticleEC2 micro instances
Few days ago Amazon announced a new type of EC2 machine - micro instance. It has 613 MB of RAM, supports 64-bit systems and costs only 2 cents per hour (3 cents for Windows version). It also has less...
View ArticleOfficial EC2 Linux instances
EC2 users can choose from a wide range of predefined Linux virtual machines. Now there's one more, but this time it's official, created by Amazon. Looks like it's based on Fedora. Standard installation...
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EC2 quick news - September 2010
Oracle Certifies Enterprise Software on Amazon EC2Several Oracle products, including the most known database, have been certified to run on EC2. Oracle also prepared VM images. It's not clear yet, but...
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Creator of ZFS leaves Oracle
Jeff Bonwick, creator of ZFS and head of the ZFS team announced he's leaving Oracle and starting an own business. He states he enjoyed working for Sun and later for Oracle. Somehow I only believe in...
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Use Amazon Web Services for free
Starting from November 1, Amazon will give some free services for new customers. The offer goes well beyond the usual "try before you buy". For a year, each month you can get:- 750 hours of Amazon EC2...
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Ubuntu 10.10 - what's under the hood
Most of my machines run a current LTS, previous LTS or have been moved to Debian. But one test server just got upgraded to Ubuntu 10.10. There are loads of post about changes in the latest Ubuntu, but...
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Amazon introduces EC2 GPU instance
Image by Philippe Lin via FlickrGPU programming is an emerging trend in High-Performance Computing. We tried it here and while it doesn't work for most types of computations, it's enormously useful for...
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What's new in Fedora?
I'm more into Debian-based distros, but a freshly released Fedora 14 and upcoming Fedora 15 pack some very interesting features. It almost made me switch right away and I might still do that when 15...
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Gartner: 6 myths about server virtualization
A short but interesting read. Thomas Bittman, analyst at Gartner, wrote summarized some common misconceptions about server virtualization:Server virtualisation is not as hot as it once wasServer...
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EC2 can now import VMware images
Amazon recently announced a new feature: importing VMDK images into EC2. Right now the support is limited only Windows Server 2008 SP2 (now that is specific!), support for Linux and other versions of...
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Xen 4.1 released
Image via WikipediaAfter almost a year, a new major version of Xen hypervisor was released. Xen 4.1 adds several performance enhancements and support for very large systems.There's also a new API: Xen...
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Password storage, part 1 - considerations
Typical user needs passwords for dozens if not hundreds of different systems: computers, mail and IM accounts, forums, shops, newsletters etc. It is clearly impossible to remember more than a handful...
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