Index: tools/metrics/histograms/histograms.xml |
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml |
index 77d76510de280610c33549d878cc48a962f1d8b6..88cc8ad00c1e2fcf09f2ee1c9b22f78a15d63736 100644 |
--- a/tools/metrics/histograms/histograms.xml |
+++ b/tools/metrics/histograms/histograms.xml |
@@ -75197,6 +75197,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
<summary>The outcome of Entry::ReadData in the simple cache.</summary> |
</histogram> |
+<histogram base="true" name="SimpleCache.ReadStream1FromPrefetched" |
+ enum="Boolean"> |
+ <owner>morlovich@chromium.org</owner> |
+ <summary> |
+ Whether a read from stream 1 (conventionally used for payload body) was |
+ satisfied from prefetched data. Reported only on the first read operation on |
+ the stream (including if there are multiple readers, or even some writers). |
+ </summary> |
+</histogram> |
+ |
<histogram base="true" name="SimpleCache.StaleIndexExtraEntryCount" |
units="entries"> |
<owner>gavinp@chromium.org</owner> |
@@ -75279,6 +75289,14 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
</summary> |
</histogram> |
+<histogram base="true" name="SimpleCache.SyncOpenDidPrefetch" enum="Boolean"> |
+ <owner>morlovich@chromium.org</owner> |
+ <summary> |
+ Whether an attempt was made to prefetch the entire file when executing |
+ disk_cache::Backend::OpenEntry. |
+ </summary> |
+</histogram> |
+ |
<histogram base="true" name="SimpleCache.SyncOpenEntryAge" units="hours"> |
<owner>gavinp@chromium.org</owner> |
<summary> |
@@ -92595,6 +92613,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
<affected-histogram name="SimpleCache.QueueLatency.OpenEntry"/> |
<affected-histogram name="SimpleCache.ReadIsParallelizable"/> |
<affected-histogram name="SimpleCache.ReadResult"/> |
+ <affected-histogram name="SimpleCache.ReadStream1FromPrefetched"/> |
<affected-histogram name="SimpleCache.StaleIndexExtraEntryCount"/> |
<affected-histogram name="SimpleCache.StaleIndexMissedEntryCount"/> |
<affected-histogram name="SimpleCache.StaleIndexQuality"/> |
@@ -92609,6 +92628,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
<affected-histogram name="SimpleCache.SyncCreateResult_WithIndex"/> |
<affected-histogram name="SimpleCache.SyncCreateResult_WithoutIndex"/> |
<affected-histogram name="SimpleCache.SyncKeySHA256Result"/> |
+ <affected-histogram name="SimpleCache.SyncOpenDidPrefetch"/> |
<affected-histogram name="SimpleCache.SyncOpenEntryAge"/> |
<affected-histogram name="SimpleCache.SyncOpenPlatformFileError"/> |
<affected-histogram name="SimpleCache.SyncOpenPlatformFileError_WithIndex"/> |