compile using: g++ -O3 main.cpp -o main -pthread
main was compiled with no optimization
main02 was compiled with -02
main03 was compiled with -03
makes an array of uint8_t of size 1024 * 1024 * 1024 * 100ULL which totals to 100GB. Then uses various methods to read it. The program then displays the times in milli-seconds.