Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #51fdbca2b5409Run #51fdbd76c2eedDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)1,129 1,108 -21 -1.9%
Incl. Wall Time (microsec) per call 125 123 -2 -1.9%
Excl. Wall Time (microsec)148 109 -39 -26.4%
Incl. CPU (microsecs)1,147 1,125 -22 -1.9%
Incl. CPU (microsecs) per call 127 125 -2 -1.9%
Excl. CPU (microsec)152 109 -43 -28.3%
Incl. MemUse (bytes)213,912 213,912 0 0.0%
Incl. MemUse (bytes) per call 23,768 23,768 0 0.0%
Excl. MemUse (bytes)7,240 7,240 0 0.0%
Incl. PeakMemUse (bytes)200,880 200,880 0 0.0%
Incl. PeakMemUse (bytes) per call 22,320 22,320 0 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% -21 -3.2% -22 -1.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-39 -185.7% -43 -195.5% 0 N/A% 0 N/A%
Parent functions
db_select0 N/A% -39 -185.7% -41 -186.4% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery0 N/A% 20 95.2% 18 81.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% -1 -4.8% 1 4.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData0 N/A% -1 -4.8% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 21 100.0% 21 95.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__construct0 N/A% -3 -14.3% 0 0.0% 0 N/A% 0 N/A%