Monitoring Tomcat with Munin on Debian GNU/Linux

To monitor Tomcat with Munin 2.0 on Debian GNU/Linux (tested on Debian Squeeze with Tomcat6 and Debian Backports), you need the following steps. First, you need to install package tomcat6-admin which enables the Tomcat Manager app we will be using….

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Get Linux distribution name

Why re-invent the wheel? This post gives ample details: http://www.cyberciti.biz/faq/find-linux-distribution-name-version-number/ cat /etc/*-release o lsb_release -a

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Installing BigBlueButton 0.64 on CentOS5.5

The documentation to install BigBlueButton 0.64 on CentOS (and on most other distributions) is really excellent. However, I found that CentOS 5.5 had not been documented yet, so I tried it and run into a few problems. I explain below…

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Mantis, genome comparison software

BeezNest is the proud provider of the hardware and systems architecture running the main server for Mantis, the missing link between multi-species full genome comparisons and functional analysis. In February 2008, Raphaël Helaers, main developer of Mantis, working at the…

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Reasons to (not) setup swap on GNU/Linux

Disclaimer: this article does not pretend to be a complete picture of using swap on UNIX. Most of the time, recent GNU/Linux distributions insist on creating a swap area. Swap is generally used to temporarily store memory used by running(/sleeping)…

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HOWTO Enable temporary swap file on GNU/Linux

GNU/Linux supports swapping to a file on any filesystem, with reasonable performance impact since kernel 2.4. This might be useful whenever needing a temporary increase in available memory, I’m writing this article with that goal in mind. Create a zero-filled…

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Howto reset network device after swapping disks from one PC to another

I had a problem with a very old Compaq PC not detecting the keyboard anymore. I used the PC as a local server, not a real problem, except that the BIOS didn’t allow the PC to boot when the keyboard…

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Install Oracle Express and PHP OCI8 on Ubuntu 9.10

Copiado del post de Daniel escrito en el marco de sus proyectos aqui : http://danielphp.wordpress.com/install-oracle-express-and-php-oci8-on-ubuntu-9-10/ (Requirements: PHP 5 and Apache 2 already installed) Go to Oracle website, and download the following files: (You are gonna need to register an account…

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Software installation on Linux is difficult

I can’t resist posting a link to this blog post 🙂  Takes around 1 minute to read it all… Great effort from the author. Comparative installation of simple cards game under Ubuntu and under Windows.

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Easily avoid using your password in an SSH connexion: ssh-copy-id

On Linux systems, there used to be a mildly complicated but tedious way to allow you to SSH another computer using your public key, which involved finding and copying your public key on the other host, then connecting to the…

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