Sharding was one of the first ways databases were distributed to improve performance. Recent innovations have made it one of the best.
Source: How sharding a database can make it faster, an article by Trista Juan Pan.
Recent sudo releases added new features that allow you to watch and control previously hidden problem areas.
Source: 5 new sudo features sysadmins need to know in 2022, an article by Peter Czanik.
One of the problems we had was the readability of logs. When you know what you’re looking for in a log, it is easy to search for an exception. But when you don’t know what is wrong, going through gigabytes of logs in white text on a black background can be very time consuming and error-prone.
Essentially, solution is to add colors to our logs to facilitate the readability. Wouldn’t it be great if every level (i.e., info, warning, error) message had a different color? What if we could have different colors in our stack trace to highlight different exceptions?
Source: Color Your Logs And Stack Traces, an article by Manasvi Gupta.