In this video we are using fetch to do a file upload. File uploads could be hard if you haven’t done it before, fetch is a new api that can simplify the process.

We use Munin to monitor servers with different resources and critical operations. Munin will contact each server and ask for statistics and monitor if a service is running and have enough resources to work.

The next release of OpenJDK is number 15. I will title this release unsafe garbage as it focuses on garbage collection and removing usages of unsafe methods. We also look at string blocks and records.

We look into high availability using Heartbeat and DRBD. Heartbeat is a software to monitor and failover when a machine is unresponsive and DRBD can help you replicate data between machines making your setup highly available. This solution can help you doing maintenance work without downtime.

We will use the Github actions and create a progressive web app and test it using lighthouse ci. I will also go through improvements I’ve done from the report CI in lighthouse.