Author Archives: Ahmed Tawfik

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About Ahmed Tawfik

Cybersecurity Professional, Systems Engineer, OSS & Linux Geek

Firefox Add-ons that I cannot live without

Posted on January 18, 2009 by Ahmed Tawfik

DownloadThemAll: A very nice download manager with resume and massive download support. Adblock plus: Ad blocker that makes pages load much faster by filtering ads from any websites you visit, you can also add more entries to its list of … Continue reading →

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VirtualBox with USB Support on Ubuntu 8.10 Intrepid Ibex

Posted on January 16, 2009 by Ahmed Tawfik

http://www.samlesher.com/ubuntu/virtualbox-with-usb-support-on-ubuntu-810-intrepid-ibex/ There are two versions of Virtual Box:– OSE (Open Source Edition) which is in the repos– Closed Source Edition, or Standard, or just plain “Virtual Box”OSE does not have USB support. There are a few other features from the … Continue reading →

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Latest Screenshot From My Ubuntu IBM Desktop

Posted on December 18, 2008 by Ahmed Tawfik
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How to increase AIX swap space

Posted on December 14, 2008 by Ahmed Tawfik

“lsps -a” This will display something like: Page Space Physical Volume Volume Group Size %Used Active Auto Typehd6 hdisk0 rootvg 512MB 1 yes yes lv This means that hd6 is the logical volume used for paging. To increase it, use … Continue reading →

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How to solve the error: 452 Error writing file: A file cannot be larger than the value set by ulimit

Posted on December 6, 2008 by Ahmed Tawfik

When trying to transfer a very big file (over ftp for example), you’ll receive the error above, this limit is a security limit in AIX and you can solve it by simply editing the /etc/security/limits file and increasing the “fsize” … Continue reading →

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