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New website up and running - pocketnix.org blog

http://www.pocketnix.org/posts/New%20website%20up%20and%20running

If not logged in:. New website up and running. Welcome to the new website, while not complete the theme is approaching how i want it to be and the serving infrastructure is starting to get to a workable state (at the very least its in production). There should be some new stuff coming soon such as an actual working Log In button and features that require you to log in, a real time feed of the Pocketnix.org network and its readiness status, a server monitoring page, a new and improved code.

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Tidbits: TimerFD as an interval timer - pocketnix.org blog

http://www.pocketnix.org/posts/Tidbits:%20TimerFD%20as%20an%20interval%20timer

If not logged in:. Tidbits: TimerFD as an interval timer. While i was working on butter. To add TimerFD support i noticed something odd. The TimerFD struct allowed specifying intervals down to one nano second. Not being one to pass up an opportunity to break my own machine by doing something stupid i decided to try this out and see if it would hard lock my machine in a flurry of IRQ attempts. What happened next turned out to be quite interesting. To set up a virtual throw-away Python environment:. Did no...

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Simulating latency under Linux - pocketnix.org blog

http://www.pocketnix.org/posts/Simulating%20latency%20under%20Linux

If not logged in:. Simulating latency under Linux. Sometimes it is handy to be able to simulate a high latency environment for testing of web-services under Linux. Luckily for us this is fairly easy to do and even more so to automate. Included is a script to build a virtual network with 100mS of latency for testing. To use this script, simply run it as. High-latency.sh 10.100.0.1 10.100.0.2 my-server-command.py - deamon. Is the name of the script and. Is the name of your program and. As some servers bind...

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Linux Networking: MAC VLANs and Virtual Ethernets - pocketnix.org blog

http://www.pocketnix.org/posts/Linux%20Networking:%20MAC%20VLANs%20and%20Virtual%20Ethernets

If not logged in:. Linux Networking: MAC VLANs and Virtual Ethernets. Hairpin mode for MAC VLAN has been updated to reflect that Default L2 switch behavior and not STP is responsible for preventing a packet flowing back from the port it came from. This time we only play with Linux specific Virtual interfaces. MAC VLAN and Virtual Ethernet Pipes. These are mainly used in containerization situations but can be useful for other things such as emulating network topologies in conjunction with bridges. Replace...

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Life on the command line: Day To Day Console - pocketnix.org blog

http://www.pocketnix.org/posts/Life%20on%20the%20command%20line:%20Day%20To%20Day%20Console

If not logged in:. Life on the command line: Day To Day Console. As may be apparent by the theme of this site and its currently broken CSS for articles , I am an avid console user, most of my machines don't have X11 installed. I thought i would take the time to document how i do things and provide some tips and hints for anyone else looking to make the switch to what i have refined into a highly productive working environment. Why is this important? There are 2 i use at the moment:. OK, so i am using scr...

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Debian CA Root Installation - pocketnix.org blog

http://www.pocketnix.org/posts/Debian%20CA%20Root%20Installation

If not logged in:. Debian CA Root Installation. Installing CA certs in Debian. A quick look around the filesystem reveals the existence of an. Debian has multiple directories for managing certificates,. And its local counterpart,. This final directory managing which certificates are 'active' and the other 2 storing all actived and deactivated certificates. Also contains a list of all active certificates in. To install a certificate the 'correct' way and have it show up when you type. Try the steps below:.

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Linux Networking: Bonded Interfaces and Vlans - pocketnix.org blog

http://www.pocketnix.org/posts/Linux%20Networking:%20Bonded%20Interfaces%20and%20Vlans

If not logged in:. Linux Networking: Bonded Interfaces and Vlans. I have recently been doing a lot of work with asylum. And during testing have been using the. Package more and more, in place of more traditional tools such as. After looking around the internet i found that usage of. For creating VLANs and bridges was not well documented. As I find the syntax better than the old. Command and the unification of multiple tools much easier to work with I thought I would document it for others to find. At som...

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Lots of updates coming - pocketnix.org blog

http://www.pocketnix.org/posts/Lots%20of%20updates%20coming

If not logged in:. Lots of updates coming. As the title promises and the previous blog post shows there is more coming to this site and future site improvements (just check out that working human readable timestamp on the index pages, only took 2 years). RSS support should be coming soon so stay tuned for this and more articles. Nothing to see here, move along.

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Containerization on Linux - pocketnix.org blog

http://www.pocketnix.org/posts/Containerization%20on%20Linux

If not logged in:. With the announcement of Docker. I realized that this TODO item had been at the back of my mind for nearly 3 years and came tot he realization after seeing the response on hacker news. That this is actually a useful project and having it just sitting on blitz.works. Only being viewed by bots was not productive. With everything going on i decided to add the talks and the demo scripts to the repository and finally sign up for an account on pypi. What does this mean for asylum? The other ...

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Life on the command line: echo Welcome to Text11 - pocketnix.org blog

http://www.pocketnix.org/posts/Life%20on%20the%20command%20line:%20echo%20Welcome%20to%20Text11

If not logged in:. Life on the command line: echo Welcome to Text11. 1 Year ago i gave myself a challenge: Can i go a full month without X11? As there is not enough articles on how one may go about this i thought i would start a multi-part series talking about my program choices, How to wire everything together and how to restore some of the functionality that 'goes missing' when moving from traditional GUI environment to a text based one. The second thing i noticed was how often Unicode characters were ...