Index: tools/metrics/histograms/histograms.xml |
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml |
index 51f70d9eb846709efb26e7ed2e7b66aefa1fd933..1fd2e8f3c1ad07ade06ee38f68a613078fd3d747 100644 |
--- a/tools/metrics/histograms/histograms.xml |
+++ b/tools/metrics/histograms/histograms.xml |
@@ -67004,6 +67004,20 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
<summary>Version of pre-existing database at startup.</summary> |
</histogram> |
+<histogram name="Sqlite.Vfs" units="bytes"> |
+ <owner>shess@chromium.org</owner> |
+ <summary> |
+ Buffer sizes passed to browser-process SQLite VFS functions. |
+ </summary> |
+</histogram> |
+ |
+<histogram name="Sqlite.Vfs_Events" enum="SqliteVfsEvents"> |
+ <owner>shess@chromium.org</owner> |
+ <summary> |
+ I/O operations measured by browser-process SQLite VFS wrapper. |
+ </summary> |
+</histogram> |
+ |
<histogram name="Sqlite.Web.Error" enum="SqliteErrorCode"> |
<obsolete> |
Moved to Sqlite.Error.Web in M-27. |
@@ -110076,6 +110090,21 @@ from previous Chrome versions. |
<int value="5" label="DEPRECATION_RAZE_FAILED">Raze failed.</int> |
</enum> |
+<enum name="SqliteVfsEvents" type="int"> |
+ <summary>I/O events from browser-process SQLite VFS wrapper.</summary> |
+ <int value="0" label="VFS_OPEN">Calls to xOpen().</int> |
+ <int value="1" label="VFS_DELETE">Calls to xDelete().</int> |
+ <int value="2" label="VFS_ACCESS">Calls to xAccess().</int> |
+ <int value="3" label="VFS_FULLPATHNAME">Calls to xFullPath().</int> |
+ <int value="4" label="VFS_IO_CLOSE">Calls to xClose().</int> |
+ <int value="5" label="VFS_IO_READ">Calls to xRead().</int> |
+ <int value="6" label="VFS_IO_WRITE">Calls to xWrite().</int> |
+ <int value="7" label="VFS_IO_TRUNCATE">Calls to xTruncate().</int> |
+ <int value="8" label="VFS_IO_SYNC">Calls to xSync().</int> |
+ <int value="9" label="VFS_IO_FILESIZE">Calls to xFileSize().</int> |
+ <int value="10" label="VFS_IO_FETCH">Calls to xFetch().</int> |
+</enum> |
+ |
<enum name="SRIResourceIntegrityMismatchEvent" type="int"> |
<int value="0" label="CHECKING_FOR_INTEGRITY_MISMATCH"/> |
<int value="1" label="REFETCH_DUE_TO_INTEGRITY_MISMATCH"/> |
@@ -121922,6 +121951,14 @@ from previous Chrome versions. |
<affected-histogram name="Sqlite.Version"/> |
</histogram_suffixes> |
+<histogram_suffixes name="SqliteVfsOperations" separator="_"> |
+ <owner>shess@chromium.org</owner> |
+ <suffix name="Fetch" label="fetch"/> |
+ <suffix name="Read" label="read"/> |
+ <suffix name="Write" label="write"/> |
+ <affected-histogram name="Sqlite.Vfs"/> |
+</histogram_suffixes> |
+ |
<histogram_suffixes name="SSLFalseStart"> |
<obsolete> |
Removed 2011-06-01. |