cpu_health_tracker.cc | Explore in Territory

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/performance_manager/user_tuning/cpu_health_tracker.h"

#include <algorithm>
#include <memory>
#include <optional>
#include <utility>
#include <vector>

#include "base/check_op.h"
#include "base/containers/to_vector.h"
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/functional/callback_forward.h"
#include "base/system/sys_info.h"
#include "base/time/time.h"
#include "chrome/browser/performance_manager/policies/page_discarding_helper.h"
#include "components/performance_manager/public/features.h"
#include "components/performance_manager/public/graph/graph.h"
#include "components/performance_manager/public/graph/page_node.h"
#include "components/performance_manager/public/resource_attribution/page_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/resource_context.h"

namespace performance_manager::user_tuning {

CpuHealthTracker::CpuHealthTracker(
    StatusChangeCallback on_status_change_cb,
    ActionableTabResultCallback on_actionability_change_cb)
    : … { … }

CpuHealthTracker::~CpuHealthTracker() = default;

CpuHealthTracker::HealthLevel CpuHealthTracker::GetCurrentHealthLevel() { … }

int CpuHealthTracker::GetTotalCpuPercentUsage(ActionableTabsResult tabs) { … }

void CpuHealthTracker::QueryAndProcessTabActionability(
    std::optional<CpuPercent> system_cpu_usage_percentage) { … }

base::OnceCallback<void(CpuHealthTracker::ActionableTabsResult)>
CpuHealthTracker::GetStatusAndActionabilityCallback(
    bool did_status_change,
    CpuHealthTracker::HealthLevel health_level) { … }

CpuHealthTracker::HealthLevel CpuHealthTracker::GetHealthLevelForMeasurement(
    CpuPercent measurement) { … }

void CpuHealthTracker::GetFilteredActionableTabs(
    PageResourceMeasurements unfiltered_measurements,
    CpuPercent recent_measurement,
    base::OnceCallback<void(ActionableTabsResult)> callback) { … }

bool CpuHealthTracker::CanDiscardPage(
    resource_attribution::PageContext context) { … }

bool CpuHealthTracker::RecordAndUpdateHealthStatus(CpuPercent measurement) { … }

void CpuHealthTracker::ProcessCpuProbeResult(
    std::optional<system_cpu::CpuSample> cpu_sample) { … }

void CpuHealthTracker::ProcessQueryResultMap(
    CpuPercent system_cpu_usage_percentage,
    const resource_attribution::QueryResultMap& results) { … }

CpuHealthTracker::PageResourceMeasurements
CpuHealthTracker::FilterForPossibleActionablePages(
    std::map<resource_attribution::ResourceContext, double> page_cpu) { … }
}  // namespace performance_manager::user_tuning
chromium/chrome/browser/performance_manager/user_tuning/cpu_health_tracker.cc
