Browsing at the Speed of Right
Welcome to the latest edition of the Performance Testing Newsletter! The PerfTools team empowers engineers with tools to continuously improve the performance of Mozilla products. See below for highlights from … Read more
FOSDEM (Free and Open Source Software Developers’ European Meeting) is one of the largest gatherings of open-source enthusiasts, developers, and advocates worldwide. Each year there are many focused developer rooms … Read more
Welcome to the latest edition of the Performance Testing Newsletter! The PerfTools team empowers engineers with tools to continuously improve the performance of Mozilla products. See below for highlights from … Read more
A year ago I was sharing how a Mozilla Performance Sheriff catches performance regressions, the entire Workflow they go through, and the incoming improvements. Since I joined the Performance Tools … Read more
Since we’ve added mach try perf, quite a few improvements have been made, along with new features added. Below, you’ll find a summary of the most important changes. If mach … Read more
Recently, we had an odd regression in our page load tests. You can find that bug here. The regression was quite large, but when a developer investigated, they found that … Read more
If you’ve ever tried to figure out what performance tests you should run to target some component, and got lost in the nomenclature of our CI task names, then you’re … Read more
The Free and Open source Software Developers’ European Meeting (FOSDEM) 2023 took place on the 4th and 5th of February. This was the first in-person FOSDEM since 2020, and for … Read more
Early in the fall, I was talking about integrating the side-by-side tool in Continuous Integration (CI). This started as a script for generating a side-by-side comparison between two page load … Read more
A few years ago, a small group of engineers at Mozilla introduced a process to identify the tasks that would have the greatest impact on the performance of Firefox. They … Read more
As the Perf-Tools team, we are responsible for the Firefox Profiler. This newsletter gives an overview of the new features and improvements we’ve made in the third quarter of 2022. … Read more
Usually, in our articles, we talk about performance from the performance engineer’s perspective, but in this one, I want to take a step back and look at it from another … Read more