| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <time.h> |
| #include "lib/commons.h" |
| #include "util/StringUtil.h" |
| #include "util/Timer.h" |
| |
| namespace NativeTask { |
| |
| #ifdef __MACH__ |
| #include <mach/clock.h> |
| #include <mach/mach.h> |
| |
| static uint64_t clock_get() { |
| clock_serv_t cclock; |
| mach_timespec_t mts; |
| host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock); |
| clock_get_time(cclock, &mts); |
| mach_port_deallocate(mach_task_self(), cclock); |
| return 1000000000ULL * mts.tv_sec + mts.tv_nsec; |
| } |
| |
| #else |
| |
| static uint64_t clock_get() { |
| timespec ts; |
| clock_gettime(_POSIX_CPUTIME, &ts); |
| return 1000000000 * ts.tv_sec + ts.tv_nsec; |
| } |
| |
| #endif |
| |
| Timer::Timer() { |
| _last = clock_get(); |
| } |
| |
| Timer::~Timer() { |
| } |
| |
| uint64_t Timer::last() { |
| return _last; |
| } |
| |
| uint64_t Timer::now() { |
| return clock_get(); |
| } |
| |
| void Timer::reset() { |
| _last = clock_get(); |
| } |
| |
| string Timer::getInterval(const char * msg) { |
| uint64_t now = clock_get(); |
| uint64_t interval = now - _last; |
| _last = now; |
| return StringUtil::Format("%s time: %.5lfs", msg, (double)interval / 1000000000.0); |
| } |
| |
| string Timer::getSpeed(const char * msg, uint64_t size) { |
| uint64_t now = clock_get(); |
| double interval = (now - _last) / 1000000000.0; |
| _last = now; |
| double speed = size / interval; |
| return StringUtil::Format("%s time:\t %3.5lfs size: %10llu speed: %12.0lf/s", msg, interval, size, |
| speed); |
| } |
| |
| string Timer::getSpeedM(const char * msg, uint64_t size) { |
| uint64_t now = clock_get(); |
| double interval = (now - _last) / 1000000000.0; |
| _last = now; |
| double msize = size / (1024.0 * 1024.0); |
| double speed = msize / interval; |
| return StringUtil::Format("%s time: %3.5lfs size: %.3lfM speed: %.2lfM/s", msg, interval, msize, |
| speed); |
| } |
| |
| string Timer::getSpeed2(const char * msg, uint64_t size1, uint64_t size2) { |
| uint64_t now = clock_get(); |
| double interval = (now - _last) / 1000000000.0; |
| _last = now; |
| double speed1 = size1 / interval; |
| double speed2 = size2 / interval; |
| return StringUtil::Format("%s time: %3.5lfs size: %llu/%llu speed: %.0lf/%.0lf", msg, interval, |
| size1, size2, speed1, speed2); |
| } |
| |
| string Timer::getSpeedM2(const char * msg, uint64_t size1, uint64_t size2) { |
| uint64_t now = clock_get(); |
| double interval = (now - _last) / 1000000000.0; |
| _last = now; |
| double msize1 = size1 / (1024.0 * 1024.0); |
| double speed1 = msize1 / interval; |
| double msize2 = size2 / (1024.0 * 1024.0); |
| double speed2 = msize2 / interval; |
| return StringUtil::Format("%s time: %3.5lfs size: %.3lfM/%.3lfM speed: %.2lfM/%.2lfM", msg, |
| interval, msize1, msize2, speed1, speed2); |
| } |
| |
| } // namespace NativeTask |