Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Connection::selectRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,129 1,119 -10 -0.9%
Incl. Wall Time (microsec) per call 125 124 -1 -0.9%
Excl. Wall Time (microsec)148 84 -64 -43.2%
Incl. CPU (microsecs)1,147 1,128 -19 -1.7%
Incl. CPU (microsecs) per call 127 125 -2 -1.7%
Excl. CPU (microsec)152 71 -81 -53.3%
Incl. MemUse (bytes)213,912 213,936 24 0.0%
Incl. MemUse (bytes) per call 23,768 23,771 3 0.0%
Excl. MemUse (bytes)7,240 7,240 0 0.0%
Incl. PeakMemUse (bytes)200,880 200,848 -32 -0.0%
Incl. PeakMemUse (bytes) per call 22,320 22,316 -4 -0.0%
Excl. PeakMemUse (bytes)5,168 5,168 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::select [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::select0 N/A% -10 -1.1% -19 -26.4% 24 0.1% -32 -0.1%
Exclusive Metrics Diff for Current Function-64 -640.0% -81 -426.3% 0 0.0% 0 0.0%
Parent functions
db_select0 N/A% -31 -310.0% -35 -184.2% 24 100.0% -16 -50.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 21 210.0% 16 84.2% 0 0.0% -16 -50.0%
Drupal\Core\Database\Query\Merge::execute0 N/A% 3 30.0% 2 10.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% -3 -30.0% -2 -10.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Query\Select::__construct0 N/A% 38 380.0% 46 242.1% 24 100.0% -32 -100.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 16 160.0% 16 84.2% 0 0.0% 0 0.0%