Trapfetch Trapfetch Userspace Application Project Reference J. Won, O. Kwon, J. Ryu, J. Hur, I. Lee and K. Kang, "Trapfetch: A breakpoint-based prefetcher for both launch and run-time," 2017 IEEE International Conference on Systems, Man, and Cybernetics (SMC), 2017, pp. 2766-2771, doi: 10.1109/SMC.2017.8123045. Files to be modified /usr/include/x86_64-linux-gnu/bits/ptrace-shared.h