blob: 7ddeb4d16a9fb5a8b1643ac85b67074697708379 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/child/content_child_helpers.h"
#include <stdint.h>
#include <memory>
#include "base/logging.h"
#include "base/process/process_metrics.h"
#include "build/build_config.h"
#include "v8/include/v8.h"
#if defined(OS_LINUX)
#include <malloc.h>
namespace content {
// TODO(primiano): get rid of this file together with --memory-metrics.
// This function is both misplaced and misnamed. If useful, this should
// be moved to base/process/process_metrics.h. Regardless the name,
// though, this provides only a partial and misleading value.
// Unfortunately some telemetry benchmark rely on it and these need to
// be refactored before getting rid of this. See .
#if defined(OS_LINUX) || defined(OS_ANDROID)
size_t GetMemoryUsageKB() {
struct mallinfo minfo = mallinfo();
uint64_t mem_usage =
#if defined(USE_TCMALLOC)
(minfo.hblkhd + minfo.arena)
>> 10;
v8::HeapStatistics stat;
// TODO(svenpanne) The call below doesn't take web workers into account, this
// has to be done manually by iterating over all Isolates involved.
v8::Isolate* isolate = v8::Isolate::GetCurrent();
if (isolate)
return mem_usage + (static_cast<uint64_t>(stat.total_heap_size()) >> 10);
#elif defined(OS_MACOSX)
size_t GetMemoryUsageKB() {
std::unique_ptr<base::ProcessMetrics> process_metrics(
// The default port provider is sufficient to get data for the current
// process.
base::GetCurrentProcessHandle(), NULL));
return process_metrics->GetWorkingSetSize() >> 10;
size_t GetMemoryUsageKB() {
std::unique_ptr<base::ProcessMetrics> process_metrics(
return process_metrics->GetPagefileUsage() >> 10;
} // namespace content