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| author | davemoore@chromium.org <davemoore@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-07-18 19:13:15 +0000 |
|---|---|---|
| committer | davemoore@chromium.org <davemoore@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-07-18 19:13:15 +0000 |
| commit | 48e303447c9f5f11e8012523310bab75882d1fec (patch) | |
| tree | 116ed03d554bfeb720a0d59ef01a3f705dbf23cd /chrome/browser/memory_details.cc | |
| parent | 26ebfbef6ed2e9800a0784104bb675e232dd571c (diff) | |
| download | chromium_src-48e303447c9f5f11e8012523310bab75882d1fec.zip chromium_src-48e303447c9f5f11e8012523310bab75882d1fec.tar.gz chromium_src-48e303447c9f5f11e8012523310bab75882d1fec.tar.bz2 | |
Add system swap metrics.
BUG=260484
TEST=None
R=jam@chromium.org, jar@chromium.org
Review URL: https://codereview.chromium.org/19572011
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@212389 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/browser/memory_details.cc')
| -rw-r--r-- | chrome/browser/memory_details.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/chrome/browser/memory_details.cc b/chrome/browser/memory_details.cc index ef07356..1dad6f9 100644 --- a/chrome/browser/memory_details.cc +++ b/chrome/browser/memory_details.cc @@ -497,6 +497,12 @@ void MemoryDetails::UpdateHistograms() { #if defined(OS_CHROMEOS) void MemoryDetails::UpdateSwapHistograms() { + UMA_HISTOGRAM_BOOLEAN("Memory.Swap.HaveSwapped", swap_data_.num_writes > 0); + if (swap_data_.num_writes == 0) + return; + + // Only record swap info when any swaps have happened, to give us more + // detail in the histograms. const ProcessData& browser = *ChromeBrowser(); size_t aggregate_memory = 0; for (size_t index = 0; index < browser.processes.size(); index++) { @@ -563,6 +569,25 @@ void MemoryDetails::UpdateSwapHistograms() { int total_sample = static_cast<int>(aggregate_memory / 1000); UMA_HISTOGRAM_MEMORY_MB("Memory.Swap.Total", total_sample); + + UMA_HISTOGRAM_CUSTOM_COUNTS("Memory.Swap.CompressedDataSize", + swap_data_.compr_data_size / (1024 * 1024), + 1, 4096, 50); + UMA_HISTOGRAM_CUSTOM_COUNTS("Memory.Swap.OriginalDataSize", + swap_data_.orig_data_size / (1024 * 1024), + 1, 4096, 50); + UMA_HISTOGRAM_CUSTOM_COUNTS("Memory.Swap.MemUsedTotal", + swap_data_.mem_used_total / (1024 * 1024), + 1, 4096, 50); + UMA_HISTOGRAM_COUNTS("Memory.Swap.NumReads", swap_data_.num_reads); + UMA_HISTOGRAM_COUNTS("Memory.Swap.NumWrites", swap_data_.num_writes); + + if (swap_data_.orig_data_size > 0 && swap_data_.compr_data_size > 0) { + UMA_HISTOGRAM_CUSTOM_COUNTS( + "Memory.Swap.CompressionRatio", + swap_data_.orig_data_size / swap_data_.compr_data_size, + 1, 20, 20); + } } #endif |