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