support in Servo requires reverse-engineering the working implementation in Firefox. One of the most efficient ways to do this is to observe a successful session in Firefox and record the bidirectional protocol in Depth Threads, virtual memory, and locking Core Data Performance Optimization and Debugging Learning Instruments Profiling WebRender Use the following command to get some profile data from WebRender: also his process-isolation work that reports parallelism benefits. High-Performance and Energy-Efficient Mobile Web Browsing on Big/Little Systems Save power by dynamically switching which core to use