1 // Copyright 2015 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef COMPONENTS_METRICS_SYSTEM_MEMORY_STATS_RECORDER_H_
6 #define COMPONENTS_METRICS_SYSTEM_MEMORY_STATS_RECORDER_H_
10 // Record a memory size in megabytes, over a potential interval up to 32 GB.
11 #define UMA_HISTOGRAM_LARGE_MEMORY_MB(name, sample) \
12 UMA_HISTOGRAM_CUSTOM_COUNTS(name, sample, 1, 32768, 50)
14 // The type of memory UMA stats to be recorded in RecordMemoryStats.
15 enum RecordMemoryStatsType {
16 // Right after the renderer for contents was killed.
17 RECORD_MEMORY_STATS_CONTENTS_OOM_KILLED,
19 // Right after the renderer for extensions was killed.
20 RECORD_MEMORY_STATS_EXTENSIONS_OOM_KILLED,
23 void RecordMemoryStats(RecordMemoryStatsType type);
25 } // namespace metrics
27 #endif // COMPONENTS_METRICS_SYSTEM_MEMORY_STATS_RECORDER_H_