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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ | 5 #ifndef CHROME_BROWSER_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ |
6 #define CHROME_BROWSER_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ | 6 #define CHROME_BROWSER_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ |
7 | 7 |
| 8 #include <memory> |
| 9 |
8 #include "base/macros.h" | 10 #include "base/macros.h" |
9 #include "base/memory/linked_ptr.h" | |
10 #include "base/process/process_handle.h" | 11 #include "base/process/process_handle.h" |
11 #include "content/public/browser/background_tracing_manager.h" | 12 #include "content/public/browser/background_tracing_manager.h" |
12 #include "content/public/browser/child_process_data.h" | 13 #include "content/public/browser/child_process_data.h" |
13 #include "content/public/common/process_type.h" | 14 #include "content/public/common/process_type.h" |
14 | 15 |
15 namespace base { | 16 namespace base { |
16 class ProcessMetrics; | 17 class ProcessMetrics; |
17 } | 18 } |
18 | 19 |
19 namespace performance_monitor { | 20 namespace performance_monitor { |
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31 | 32 |
32 ProcessMetricsMetadata() | 33 ProcessMetricsMetadata() |
33 : handle(base::kNullProcessHandle), | 34 : handle(base::kNullProcessHandle), |
34 process_type(content::PROCESS_TYPE_UNKNOWN), | 35 process_type(content::PROCESS_TYPE_UNKNOWN), |
35 process_subtype(kProcessSubtypeUnknown) {} | 36 process_subtype(kProcessSubtypeUnknown) {} |
36 }; | 37 }; |
37 | 38 |
38 class ProcessMetricsHistory { | 39 class ProcessMetricsHistory { |
39 public: | 40 public: |
40 ProcessMetricsHistory(); | 41 ProcessMetricsHistory(); |
41 ProcessMetricsHistory(const ProcessMetricsHistory& other); | 42 ProcessMetricsHistory(const ProcessMetricsHistory& other) = delete; |
42 ~ProcessMetricsHistory(); | 43 ~ProcessMetricsHistory(); |
43 | 44 |
44 // Configure this to monitor a specific process. | 45 // Configure this to monitor a specific process. |
45 void Initialize(const ProcessMetricsMetadata& process_data, | 46 void Initialize(const ProcessMetricsMetadata& process_data, |
46 int initial_update_sequence); | 47 int initial_update_sequence); |
47 | 48 |
48 // Gather metrics for the process and accumulate with past data. | 49 // Gather metrics for the process and accumulate with past data. |
49 void SampleMetrics(); | 50 void SampleMetrics(); |
50 | 51 |
51 // Triggers any UMA histograms or background traces if cpu_usage is excessive. | 52 // Triggers any UMA histograms or background traces if cpu_usage is excessive. |
52 void RunPerformanceTriggers(); | 53 void RunPerformanceTriggers(); |
53 | 54 |
54 // Used to mark when this object was last updated, so we can cull | 55 // Used to mark when this object was last updated, so we can cull |
55 // dead ones. | 56 // dead ones. |
56 void set_last_update_sequence(int new_update_sequence) { | 57 void set_last_update_sequence(int new_update_sequence) { |
57 last_update_sequence_ = new_update_sequence; | 58 last_update_sequence_ = new_update_sequence; |
58 } | 59 } |
59 | 60 |
60 int last_update_sequence() const { return last_update_sequence_; } | 61 int last_update_sequence() const { return last_update_sequence_; } |
61 | 62 |
62 private: | 63 private: |
63 // May not be fully populated. e.g. no |id| and no |name| for browser and | 64 // May not be fully populated. e.g. no |id| and no |name| for browser and |
64 // renderer processes. | 65 // renderer processes. |
65 ProcessMetricsMetadata process_data_; | 66 ProcessMetricsMetadata process_data_; |
66 linked_ptr<base::ProcessMetrics> process_metrics_; | 67 std::unique_ptr<base::ProcessMetrics> process_metrics_; |
67 int last_update_sequence_; | 68 int last_update_sequence_; |
68 | 69 |
69 double cpu_usage_; | 70 double cpu_usage_; |
70 | 71 |
71 content::BackgroundTracingManager::TriggerHandle trace_trigger_handle_; | 72 content::BackgroundTracingManager::TriggerHandle trace_trigger_handle_; |
72 | 73 |
73 DISALLOW_ASSIGN(ProcessMetricsHistory); | 74 DISALLOW_ASSIGN(ProcessMetricsHistory); |
74 }; | 75 }; |
75 | 76 |
76 } // namespace performance_monitor | 77 } // namespace performance_monitor |
77 | 78 |
78 #endif // CHROME_BROWSER_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ | 79 #endif // CHROME_BROWSER_PERFORMANCE_MONITOR_PROCESS_METRICS_HISTORY_H_ |
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