Worked on the pervices/uhd repository to deliver a targeted performance optimization for disk benchmarking workflows. Focused on improving the disk rate check process, the developer replaced the use of /dev/random with /dev/zero in the rx_samples_to_file.cpp file, which accelerated data generation and enhanced throughput during disk rate checks. This adjustment reduced the time spent in benchmarking loops and contributed to more consistent storage performance testing across different environments. The work demonstrated proficiency in C++ and low-level system programming, with an emphasis on performance debugging and I/O optimization to address bottlenecks in disk benchmarking scenarios within the codebase.