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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_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ | 5 #ifndef CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ |
| 6 #define CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ | 6 #define CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ |
| 7 | 7 |
| 8 #include <stdint.h> |
| 9 |
| 8 #include "base/callback.h" | 10 #include "base/callback.h" |
| 11 #include "base/macros.h" |
| 9 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
| 10 #include "base/process/process.h" | 13 #include "base/process/process.h" |
| 11 #include "base/process/process_handle.h" | 14 #include "base/process/process_handle.h" |
| 12 #include "base/process/process_metrics.h" | 15 #include "base/process/process_metrics.h" |
| 13 #include "base/sequence_checker.h" | 16 #include "base/sequence_checker.h" |
| 14 #include "base/sequenced_task_runner.h" | 17 #include "base/sequenced_task_runner.h" |
| 18 #include "build/build_config.h" |
| 15 | 19 |
| 16 namespace task_management { | 20 namespace task_management { |
| 17 | 21 |
| 18 // Wraps the memory usage stats values together so that it can be sent between | 22 // Wraps the memory usage stats values together so that it can be sent between |
| 19 // the UI and the worker threads. | 23 // the UI and the worker threads. |
| 20 struct MemoryUsageStats { | 24 struct MemoryUsageStats { |
| 21 int64 private_bytes; | 25 int64_t private_bytes; |
| 22 int64 shared_bytes; | 26 int64_t shared_bytes; |
| 23 int64 physical_bytes; | 27 int64_t physical_bytes; |
| 24 | 28 |
| 25 MemoryUsageStats() | 29 MemoryUsageStats() |
| 26 : private_bytes(-1), | 30 : private_bytes(-1), |
| 27 shared_bytes(-1), | 31 shared_bytes(-1), |
| 28 physical_bytes(-1) { | 32 physical_bytes(-1) { |
| 29 } | 33 } |
| 30 }; | 34 }; |
| 31 | 35 |
| 32 // Defines the expensive process' stats sampler that will calculate these | 36 // Defines the expensive process' stats sampler that will calculate these |
| 33 // resources on the worker thread. Objects of this class are created by the | 37 // resources on the worker thread. Objects of this class are created by the |
| (...skipping 17 matching lines...) Expand all Loading... |
| 51 const OnCpuRefreshCallback& on_cpu_refresh, | 55 const OnCpuRefreshCallback& on_cpu_refresh, |
| 52 const OnMemoryRefreshCallback& on_memory_refresh, | 56 const OnMemoryRefreshCallback& on_memory_refresh, |
| 53 const OnIdleWakeupsCallback& on_idle_wakeups, | 57 const OnIdleWakeupsCallback& on_idle_wakeups, |
| 54 #if defined(OS_LINUX) | 58 #if defined(OS_LINUX) |
| 55 const OnOpenFdCountCallback& on_open_fd_count, | 59 const OnOpenFdCountCallback& on_open_fd_count, |
| 56 #endif // defined(OS_LINUX) | 60 #endif // defined(OS_LINUX) |
| 57 const OnProcessPriorityCallback& on_process_priority); | 61 const OnProcessPriorityCallback& on_process_priority); |
| 58 | 62 |
| 59 // Refreshes the expensive process' stats (CPU usage, memory usage, and idle | 63 // Refreshes the expensive process' stats (CPU usage, memory usage, and idle |
| 60 // wakeups per second) on the worker thread. | 64 // wakeups per second) on the worker thread. |
| 61 void Refresh(int64 refresh_flags); | 65 void Refresh(int64_t refresh_flags); |
| 62 | 66 |
| 63 private: | 67 private: |
| 64 friend class base::RefCountedThreadSafe<TaskGroupSampler>; | 68 friend class base::RefCountedThreadSafe<TaskGroupSampler>; |
| 65 ~TaskGroupSampler(); | 69 ~TaskGroupSampler(); |
| 66 | 70 |
| 67 // The refresh calls that will be done on the worker thread. | 71 // The refresh calls that will be done on the worker thread. |
| 68 double RefreshCpuUsage(); | 72 double RefreshCpuUsage(); |
| 69 MemoryUsageStats RefreshMemoryUsage(); | 73 MemoryUsageStats RefreshMemoryUsage(); |
| 70 int RefreshIdleWakeupsPerSecond(); | 74 int RefreshIdleWakeupsPerSecond(); |
| 71 #if defined(OS_LINUX) | 75 #if defined(OS_LINUX) |
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| 96 // To assert we're running on the correct thread. | 100 // To assert we're running on the correct thread. |
| 97 base::SequenceChecker worker_pool_sequenced_checker_; | 101 base::SequenceChecker worker_pool_sequenced_checker_; |
| 98 | 102 |
| 99 DISALLOW_COPY_AND_ASSIGN(TaskGroupSampler); | 103 DISALLOW_COPY_AND_ASSIGN(TaskGroupSampler); |
| 100 }; | 104 }; |
| 101 | 105 |
| 102 } // namespace task_management | 106 } // namespace task_management |
| 103 | 107 |
| 104 | 108 |
| 105 #endif // CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ | 109 #endif // CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_SAMPLER_H_ |
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