Extend Xen guest partition on a live system

No restart of the guest VM is required on Dom0: lvextend /dev/lvm/domU.lan-var -L +5G Extending logical volumedomU.lan-var  to 7.00 GiB Logical volume domU.com-var successfully resized On DomU resize2fs /dev/xvdaX #(where X is a number) resize2fs 1.42.5 (29-Jul-2012) Filesystem at /dev/xvdaX is mounted on /var; on-line resizing required old_desc_blocks = 1, new_desc_blocks = 1 Performing an on-line … Continue reading Extend Xen guest partition on a live system

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Generate, check, debug and convert with OpenSSL

General OpenSSL Commands These commands allow you to generate CSRs, Certificates, Private Keys and do other miscellaneous tasks. Generate a new private key and Certificate Signing Request openssl req -out CSR.csr -new -newkey rsa:2048 -nodes -keyout privateKey.key Generate a self-signed certificate openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout privateKey.key -out certificate.crt Generate a … Continue reading Generate, check, debug and convert with OpenSSL

Ubuntu 14.04 preseed/late_command doesn’t work: this is why

The reason why d-i preseed/late_command string doesn’t work on your installation of Ubuntu 14.04 is that you are probably using Ubiquity. I spent several hours trying to figure this out and at the end I managed to understand (thanks to http://askubuntu.com/questions/104135/preseed-late-command-not-running) that instead I (and you while you are here) should use this command: ubiquity … Continue reading Ubuntu 14.04 preseed/late_command doesn’t work: this is why

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Asus X202E touchpad sensitivity with Ubuntu

The ones out there who decided to drop Windows 8 in favor of Ubuntu after buying an Asus X202E will probably face the issue of a too sensitive touchpad which makes the laptop barely usable, with a lot of random unwanted clicks especially during the “two finger scrolling”. The two finger scrolling is a feature … Continue reading Asus X202E touchpad sensitivity with Ubuntu

Italiani, meno pallone, meno fica e piu’ Huxley!

Italian people, less football, less pussy and more Huxley! Transcript below. ALDOUS HUXLEY SPEECH UNEDITED The Ultimate Revolution March 20, 1962 Berkeley Language Center – Speech Archive SA 0269 Moderator: {garbled}Aldous Huxley, a renowned Essayist and Novelist who during the spring semester is residing at the university in his capacity of a Ford research professor. … Continue reading Italiani, meno pallone, meno fica e piu’ Huxley!

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Defeating massive surveillance one step at time: Facebook

I decided to move to freedom. This is a series of posts documenting how I’m doing it, a small step at time. This academic article illustrates how facebook tracks you There are some thing I assume we all should have understood so far, but sometimes I’m wrong, otherwise it wouldn’t be explainable how possibly people … Continue reading Defeating massive surveillance one step at time: Facebook