97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// Created by raver119 on 11.10.2017.
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//
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#include "memory/MemoryUtils.h"
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#include <helpers/logger.h>
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#if defined(__APPLE__)
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#include<mach/mach.h>
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#include <sys/resource.h>
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#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
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#else
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// linux
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#include <sys/resource.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <cstring>
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#endif
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bool sd::memory::MemoryUtils::retrieveMemoryStatistics(sd::memory::MemoryReport &report) {
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#if defined(__APPLE__)
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nd4j_debug("APPLE route\n", "");
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/*
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struct task_basic_info t_info;
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mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
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if (KERN_SUCCESS != task_info(mach_task_self(), TASK_BASIC_INFO, (task_info_t)&t_info, &t_info_count))
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return false;
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report.setVM(t_info.resident_size);
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report.setRSS(t_info.resident_size);
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nd4j_debug("RSS: %lld; VM: %lld;\n", report.getRSS(), report.getVM());
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*/
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struct rusage _usage;
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auto res = getrusage(RUSAGE_SELF, &_usage);
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report.setRSS(_usage.ru_maxrss);
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nd4j_debug("Usage: %lld; %lld; %lld; %lld;\n", _usage.ru_ixrss, _usage.ru_idrss, _usage.ru_isrss, _usage.ru_maxrss);
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return true;
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#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
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nd4j_debug("WIN32 route\n", "");
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#else
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nd4j_debug("LINUX route\n", "");
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int fd = open("/proc/self/statm", O_RDONLY, 0);
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if (fd >= 0) {
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char line[256];
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char* s;
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int n;
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lseek(fd, 0, SEEK_SET);
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if ((n = read(fd, line, sizeof(line))) > 0 && (s = (char*)memchr(line, ' ', n)) != NULL) {
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report.setRSS((Nd4jLong)(atoll(s + 1) * getpagesize()));
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}
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close(fd);
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}
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/*
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struct rusage _usage;
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auto res = getrusage(RUSAGE_SELF, &_usage);
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report.setRSS(_usage.ru_maxrss);
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//nd4j_printf("Usage: %lld; %lld; %lld; %lld;\n", _usage.ru_ixrss, _usage.ru_idrss, _usage.ru_isrss, _usage.ru_maxrss);
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*/
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return true;
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#endif
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return false;
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}
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