| OLD | NEW |
| (Empty) |
| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_ | |
| 6 #define BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_ | |
| 7 | |
| 8 #include "base/base_export.h" | |
| 9 #include "base/basictypes.h" | |
| 10 | |
| 11 namespace base { | |
| 12 namespace trace_event { | |
| 13 | |
| 14 class TracedValue; | |
| 15 | |
| 16 // Data model for process-wide memory stats. | |
| 17 class BASE_EXPORT ProcessMemoryTotals { | |
| 18 public: | |
| 19 ProcessMemoryTotals(); | |
| 20 | |
| 21 // Called at trace generation time to populate the TracedValue. | |
| 22 void AsValueInto(TracedValue* value) const; | |
| 23 | |
| 24 // Clears up all the data collected. | |
| 25 void Clear(); | |
| 26 | |
| 27 uint64 resident_set_bytes() const { return resident_set_bytes_; } | |
| 28 void set_resident_set_bytes(uint64 value) { resident_set_bytes_ = value; } | |
| 29 | |
| 30 uint64 peak_resident_set_bytes() const { return peak_resident_set_bytes_; } | |
| 31 void set_peak_resident_set_bytes(uint64 value) { | |
| 32 peak_resident_set_bytes_ = value; | |
| 33 } | |
| 34 | |
| 35 // On some platforms (recent linux kernels, see goo.gl/sMvAVz) the peak rss | |
| 36 // can be reset. When is_peak_rss_resettable == true, the peak refers to | |
| 37 // peak from the previous measurement. When false, it is the absolute peak | |
| 38 // since the start of the process. | |
| 39 bool is_peak_rss_resetable() const { return is_peak_rss_resetable_; } | |
| 40 void set_is_peak_rss_resetable(bool value) { is_peak_rss_resetable_ = value; } | |
| 41 | |
| 42 private: | |
| 43 uint64 resident_set_bytes_; | |
| 44 uint64 peak_resident_set_bytes_; | |
| 45 bool is_peak_rss_resetable_; | |
| 46 | |
| 47 DISALLOW_COPY_AND_ASSIGN(ProcessMemoryTotals); | |
| 48 }; | |
| 49 | |
| 50 } // namespace trace_event | |
| 51 } // namespace base | |
| 52 | |
| 53 #endif // BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_ | |
| OLD | NEW |