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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <string> | 11 #include <string> |
12 #include <vector> | 12 #include <vector> |
13 | 13 |
14 #include "base/gtest_prod_util.h" | 14 #include "base/gtest_prod_util.h" |
15 #include "base/macros.h" | 15 #include "base/macros.h" |
16 #include "base/memory/memory_coordinator_client.h" | 16 #include "base/memory/memory_coordinator_client.h" |
17 #include "base/memory/memory_pressure_listener.h" | 17 #include "base/memory/memory_pressure_listener.h" |
18 #include "base/memory/singleton.h" | 18 #include "base/memory/singleton.h" |
19 #include "chrome/browser/task_manager/task_manager_observer.h" | 19 #include "chrome/browser/task_manager/task_manager_observer.h" |
20 #include "components/metrics/metrics_service.h" | 20 #include "components/metrics/metrics_service.h" |
21 #include "components/prefs/pref_registry_simple.h" | 21 #include "components/prefs/pref_registry_simple.h" |
22 #include "components/rappor/sample.h" | 22 #include "components/rappor/public/sample.h" |
23 | 23 |
24 namespace chromeos { | 24 namespace chromeos { |
25 | 25 |
26 // A system that tracks the top |kTopConsumersCount| CPU and memory consumer | 26 // A system that tracks the top |kTopConsumersCount| CPU and memory consumer |
27 // Chrome tasks and reports a weighted random sample of them via Rappor whenever | 27 // Chrome tasks and reports a weighted random sample of them via Rappor whenever |
28 // memory pressure is critical. The reporting is limited to once per | 28 // memory pressure is critical. The reporting is limited to once per |
29 // |kMinimumTimeBetweenReportsInMS|. | 29 // |kMinimumTimeBetweenReportsInMS|. |
30 class ResourceReporter : public task_manager::TaskManagerObserver, | 30 class ResourceReporter : public task_manager::TaskManagerObserver, |
31 public base::MemoryCoordinatorClient { | 31 public base::MemoryCoordinatorClient { |
32 public: | 32 public: |
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133 }; | 133 }; |
134 | 134 |
135 // The CPU and memory thresholds beyond which the tasks will be reported. | 135 // The CPU and memory thresholds beyond which the tasks will be reported. |
136 static const double kTaskCpuThresholdForReporting; | 136 static const double kTaskCpuThresholdForReporting; |
137 static const int64_t kTaskMemoryThresholdForReporting; | 137 static const int64_t kTaskMemoryThresholdForReporting; |
138 | 138 |
139 ResourceReporter(); | 139 ResourceReporter(); |
140 | 140 |
141 // Creates a Rappor sample for the given |task_record|. | 141 // Creates a Rappor sample for the given |task_record|. |
142 static std::unique_ptr<rappor::Sample> CreateRapporSample( | 142 static std::unique_ptr<rappor::Sample> CreateRapporSample( |
143 rappor::RapporService* rappor_service, | 143 rappor::RapporServiceImpl* rappor_service, |
144 const TaskRecord& task_record); | 144 const TaskRecord& task_record); |
145 | 145 |
146 // Gets the CPU/memory usage ranges given the |cpu| / |memory_in_bytes| | 146 // Gets the CPU/memory usage ranges given the |cpu| / |memory_in_bytes| |
147 // values. | 147 // values. |
148 static CpuUsageRange GetCpuUsageRange(double cpu); | 148 static CpuUsageRange GetCpuUsageRange(double cpu); |
149 static MemoryUsageRange GetMemoryUsageRange(int64_t memory_in_bytes); | 149 static MemoryUsageRange GetMemoryUsageRange(int64_t memory_in_bytes); |
150 | 150 |
151 // Gets the bucket in which the current system's number of CPU cores fall. | 151 // Gets the bucket in which the current system's number of CPU cores fall. |
152 static CpuCoresNumberRange GetCurrentSystemCpuCoresRange(); | 152 static CpuCoresNumberRange GetCurrentSystemCpuCoresRange(); |
153 | 153 |
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193 | 193 |
194 // Tracks whether monitoring started or not. | 194 // Tracks whether monitoring started or not. |
195 bool is_monitoring_; | 195 bool is_monitoring_; |
196 | 196 |
197 DISALLOW_COPY_AND_ASSIGN(ResourceReporter); | 197 DISALLOW_COPY_AND_ASSIGN(ResourceReporter); |
198 }; | 198 }; |
199 | 199 |
200 } // namespace chromeos | 200 } // namespace chromeos |
201 | 201 |
202 #endif // CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ | 202 #endif // CHROME_BROWSER_CHROMEOS_RESOURCE_REPORTER_RESOURCE_REPORTER_H_ |
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