Performance Tools Newsletter (Q3 2021)
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 done in Q3 2021. This is our … Read more
Articles in “Profiling”
Reducing the Overhead of Profiling Firefox Sleeping Threads
The Firefox Profiler and its overhead Firefox includes its own profiler: Visit profiler.firefox.com to enable it, and the user documentation is available from there. The main advantages compared with using … Read more
Performance Tools Newsletter (H1 2021)
As the Perf-Tools team, we are responsible for the Firefox Profiler. This tool is built directly into Firefox to understand the program runtime and analyze it to make it faster. … Read more
Improving Firefox Startup Time With The about:home Startup Cache
Don’t bury the lede We’re working on a thing to make Firefox start faster! It appears to work! Here’s a video showing off a before (left) and after (right): … Read more
Profiling media workloads in Firefox
It will come as no surprise that playing video and audio in a web browser requires a certain attention to performance. Whether it is by getting the design right, using … Read more