Linux

WireGuard is a modern VPN that utilizes state-of-art cryptography. It’s very easy to set up compared to other VPNs. In this post we are exploring how to set up secure networks between two servers over the internet. Preparation First, we will need the necessary components: wireguard-go and wg from wireguard-tools. wireguard-go is used to create the network interface that the system uses to create the tunnel between the servers. wg manages the configuration of the interfaces. ...

Google released BBR v3 nearly two months ago. To try it out, we have to use a kernel which is compiled from a source that has this patch. We can compile the kernel ourselves or be lazy and use a kernel compiled by others. But what fun is there if we take the easy way? About GitHub Actions GitHub Actions can be used to automate software workflows, from building to deploying. It’s free of charge for standard GitHub-hosted runners in public repositories and has 2000 minutes limit per month for private repositories. Their runners have decent hardware resources for building linux kernels. ...

Warning Experimenting with filesystems can be very dangerous. You should understand the risks and back up data before trying the method below. ...