Prathmesh Kallurkar is a research scholar in the Computer Science and Engg. department at IIT Delhi. He is working under the guidance of Dr. Smruti R. Sarangi towards his PhD thesis, "Architectural Support For Operating Systems". His primary research interests include futuristic computer architecture suited for operating systems, better OS designs, and, virtualization solutions for cloud. He is in the core developement team of the open source architectural simulator Tejas, and a member of the Srishti research group. He has instrumented the open source emulator Qemu to generate full system (includes operating system, and application) execution trace.