I needed a dedicated server for running a few VMs. I decided to get a server in Montreal from Kimsufi. This guide should also work with other dedicated server providers, including sister companies of Kimsufi like OVH and SoYouStart. This is a write-up on how to set it up. These are some things that I… Read More »
I had the liberty to participate in Digitalocean‘s Hacktoberfest in October 2018. How this works is that you have to submit atleast 5 pull requests(PRs) to open source projects. All it took me is a few hours of time to submit PRs to a few widely used Ansible roles. The first 50,000 to do so… Read More »
On 13 October 2018 I had given a talk about Devops – The art of managing infrastructure at scale at a Cofee and Code event held at 91Springboard, Goa. In the talk I spoke about managing infrastructure from different perspectives – developer, Linux sysadmin, network admin and leveraging open source tools to do so. I… Read More »
Just wanted to share a few updates about blog and life. TLS 1.3 with 0-RTT TLS 1.3 is a new standard of encryption on the web and I have implemented it! This should result in faster load times and improved security for the users. ECDSA certs are enabled too, along with RSA for better performance.… Read More »
A friend recently asked me: I would like to know how to build a global CDN network. I’m currently exploring all the CDN options on the market, but would like to know how to build one since it looks like an interesting problem to solve. A Content Delivery Network(CDN) is nothing but a service which… Read More »
I had multiple networks scattered around different places and needed a way to link all of them together. They were as follows: Work related VPNs. There were multiple VPNs, to access different parts of the internal networks. Handling multiple VPN files was very cumbersome. For convinience let’s assume we have a single network here –… Read More »
Everyone’s favorite SSL certificate authority Let’s Encrypt recently announced support for wildcard SSL certificates on their forum here using the ACMEv2 API. Wildcard SSL certificates still cost as much as $150-300/yr on the market. Getting them for free is a huge bonus. Install Certbot Grab the Certbot tool for issuing Let’s Encrypt signed SSL certificates.… Read More »
I recently read Srijit Banerjee’s excellent article, which brought to light ugly things done by service providers to fool their customers who have grown accustomed to the ping google.com command to judge the quality of the internet. While he has strayed away from how this is done, I feel that educating people on how this… Read More »
Encounter the “Not logged into Rocket League servers” error while trying to get online on the Rocket League game on Linux? Here’s a fix. Rocket League needs SSL to communicate with their servers. So the first steps would be to: Make sure the system time and date is correct. I use UTC hardware clock. Make… Read More »
These instructions apply only for GCN 1.0/Southern Island cards and GCN 1.1/Sea Islands cards. You can check if your card falls in this categories here. The AMDGPU driver is a newer driver for GNU/Linux and promises better performance and Vulkan support. You will need to do two steps to make it work. Userspace drivers –… Read More »