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Archive for November, 2009

Good old days

Tuesday, November 24th, 2009

“Back in the early days of the web there was this wonderful Perl library called CGI.pm , many people only learned Perl because of it.” — Quote from: http://mojolicious.org/ And so true….

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Adding new disk to Citrix Xen

Tuesday, November 24th, 2009

It can happen, that you need to add new hard drive – HDD to your Citrix Xen machine. After installing the hardware, you start searching for appropriate action to be taken in XenCenter and you see, that there is no way to add newly attached HDD as a Local storage device. You need to do [...]

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perl on windows

Tuesday, November 24th, 2009

http://www.activestate.com/activeperl/ Following the link the programmer will find nice windows perl People – go grab your copy

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ChromeOS first impressions

Friday, November 20th, 2009

As with anything new coming from Google, there has been a lot of expectation regarding the new Google “operating system” for PCs based on the Chrome browser. Truth is that, as the mobile-devices-oriented Android, ChromeOS can be hardly called an Operating system but rather a Linux distribution. ChromeOS’s concept is simple; remove absolutely everything from [...]

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Migrating Xen VM to CitrixXen

Monday, November 16th, 2009

Our solution was this way for each OSS VM: * create new VM, boot it and assign a temporary IP * install rsync on the old and the new VM * enable SSH root login on the old VM * run the following rsync command the first time: rsync -av –numeric-ids –delete –progress –exclude /sys [...]

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XtreemOS 2.0

Monday, November 9th, 2009

After several months of hard work and testing we are pleased to announce the second public release of XtreemOS, a Linux-based grid operating system. It is GPL/BSD licensed, based on Mandriva Linux, and can be downloaded from http://www.xtreemos.eu/software/downloading.  The source code is available here. Version 2.0 includes the following functionalities: Creation and management of dynamic [...]

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With all the regression bugs in recent kernel releases I had my doubts whether to update my desktop Ubuntu 9.04 Jaunty Jackalope installation to the latest 9.10 Karmic Koala. I’ve read several comparisons between 9.04 and 9.10, but usually those benchmarks use the default (and clean) installations, which in the case of 9.10 brings the [...]

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