/* * Copyright (C) 2015 ScyllaDB */ /* * This file is part of Scylla. * * Scylla is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Scylla is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Scylla. If not, see . */ #include "utils/murmur_hash.hh" #include "tests/perf/perf.hh" #include "disk-error-handler.hh" thread_local disk_error_signal_type commit_error; thread_local disk_error_signal_type general_disk_error; volatile uint64_t black_hole; int main(int argc, char* argv[]) { const uint64_t seed = 0; auto src = bytes("0123412308129301923019283056789012345"); uint64_t sink = 0; std::cout << "Timing fixed hash...\n"; time_it([&] { std::array dst; utils::murmur_hash::hash3_x64_128(src, seed, dst); sink += dst[0]; sink += dst[1]; }); std::cout << "Timing iterator hash...\n"; time_it([&] { std::array dst; utils::murmur_hash::hash3_x64_128(src.begin(), src.size(), seed, dst); sink += dst[0]; sink += dst[1]; }); black_hole = sink; }