Diff Report
Run #512a40ad78082: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a40915a5dd: XHProf Run (Namespace=drupal-perf)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #512a40ad78082Run #512a40915a5ddDiffDiff%
Number of Function Calls107 88 -19 -17.8%
Incl. Wall Time (microsec)11,623 9,678 -1,945 -16.7%
Incl. Wall Time (microsec) per call 109 110 1 1.2%
Excl. Wall Time (microsec)1,456 1,198 -258 -17.7%
Incl. CPU (microsecs)28,002 20,002 -8,000 -28.6%
Incl. CPU (microsecs) per call 262 227 -34 -13.1%
Excl. CPU (microsec)8,000 0 -8,000 -100.0%
Incl. MemUse (bytes)1,098,856 955,880 -142,976 -13.0%
Incl. MemUse (bytes) per call 10,270 10,862 593 5.8%
Excl. MemUse (bytes)-134,896 -111,992 22,904 17.0%
Incl. PeakMemUse (bytes)836,232 737,864 -98,368 -11.8%
Incl. PeakMemUse (bytes) per call 7,815 8,385 570 7.3%
Excl. PeakMemUse (bytes)57,240 47,608 -9,632 -16.8%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::query [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::query-19 -20.0% -1,945 -6.8% -8,000 -28.6% -142,976 -4.3% -98,368 -2.9%
Exclusive Metrics Diff for Current Function-258 -13.3% -8,000 -100.0% 22,904 16.0% -9,632 -9.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-15 -78.9% -1,556 -80.0% -2 -0.0% -117,192 -82.0% -93,056 -94.6%
Drupal\Core\Database\Query\Select::execute-2 -10.5% -179 -9.2% 0 0.0% -15,376 -10.8% -8,920 -9.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple-1 -5.3% -122 -6.3% -4,000 -50.0% -5,184 -3.6% -6,144 -6.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags-1 -5.3% -103 -5.3% -7,999 -100.0% -5,192 -3.6% -5,992 -6.1%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 8 0.4% 0 0.0% -8 -0.0% 56 0.1%
db_query0 0.0% 8 0.4% 4,001 50.0% 0 0.0% 15,848 16.1%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% -1 -0.1% 0 0.0% -24 -0.0% -160 -0.2%
Child functions
Drupal\Core\Database\Statement::execute-19 -25.0% -895 -46.0% -1 -0.0% -112,216 -78.5% -38,856 -39.5%
Drupal\Core\Database\Connection::expandArguments-19 -25.0% -379 -19.5% 4,001 50.0% 56 0.0% -26,744 -27.2%
Drupal\Core\Database\Connection::prepareQuery-19 -25.0% -368 -18.9% -8,001 -100.0% -30,760 -21.5% -11,208 -11.4%
Drupal\Core\Database\Connection::defaultOptions-19 -25.0% -45 -2.3% 4,001 50.0% -22,960 -16.1% -11,928 -12.1%