Hi everyone ! As you know I recently started to play with LXC :-) At the beginning of my tests, I unfortunately found an annoying bug which avoid performing correct Debian installation over LVM. I tried to resolve it by myself but didn’t had enough time to finish my investigation. After quick searches, I found that other people found the bug on github : https://github.com/simonvanderveldt/lxc-debian-wheezy-template/issues/1#issuecomment-21303483 As a rule, I searched it on Debian bugs list but nothing was reported.

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Git : have you ever tried to play with it ? For several years I’m working with that fantastic tool. Anyway the biggest problem is : if you don’t work day to day with Git, you need a memento or something similar (like my wiki 😉). Also, if you use it for your personal usage, you’ll be lost when you will work with complex workflows. As I’m not a developer, I use Git to manage my etc configuration, my puppet manifests, my custom scripts…so many basic usage that really help me to win time as a sysadmin.

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Last week, I started to play with LXC. It is the userspace control package for Linux Containers, a lightweight virtual system mechanism sometimes described as “chroot on steroids”. LXC builds up from chroot to implement complete virtual systems, adding resource management and isolation mechanisms to Linux’s existing process management infrastructure. I wanted to look at an alternative of OpenVZ and LXC seams to be the better solution. That’s why I started to play with.

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DRBD is an old stable solution to create block disk replications over the network. However in some case, we need to deal with failures for several reasons (hardware, network issues…). I’ve updated my current documentation on this point and hope this will help some of you. You can find the update here.

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I’ve bought 2 Yubikeys several months ago and didn’t really took the time to play with them. A ex-colleague took that time and configured it on his desktop under ArchLinux. I decided to play with it, see how could it works and with his help, put it in place in a very short time. I configured it to work in parallel of my password. With that configuration, I do not need anymore typing my password, but only need to plug in my Yubikey.

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Installing old Debian to prepare a migration is quite good when repositories are still available. But for old unmaintained versions of Debian, we need to change some things. Hopefully Debian still keep all the old versions in an archive repository that is accessible by changing the default url. Even if during install it fails, you can set it up afterward. I’ve wrote a little article on it, follow the link.

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I’m using Slim for a few months and I’m very happy with it. It’s simple, do what does it have to do and it’s light. But I wanted to customize it to give a look similar to my Awesome theme. That’s why I’ve took Gimp and modified a theme I liked. You can see the result :-) You can find my configuration here and modify it if you want :-)

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Pierre Mavro / Deimosfr


Qovery Co-Founder and CTO

Paris - France