Diff Report
Run #519afa8ec2e5c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519afb4e24ae7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::select

Drupal\Core\Database\Connection::selectRun #519afa8ec2e5cRun #519afb4e24ae7DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)4,310 4,480 170 3.9%
Incl. Wall Time (microsec) per call 359 373 14 3.9%
Excl. Wall Time (microsec)125 137 12 9.6%
Incl. CPU (microsecs)4,328 4,496 168 3.9%
Incl. CPU (microsecs) per call 361 375 14 3.9%
Excl. CPU (microsec)116 124 8 6.9%
Incl. MemUse (bytes)466,192 466,088 -104 -0.0%
Incl. MemUse (bytes) per call 38,849 38,841 -9 -0.0%
Excl. MemUse (bytes)8,000 8,000 0 0.0%
Incl. PeakMemUse (bytes)424,952 424,904 -48 -0.0%
Incl. PeakMemUse (bytes) per call 35,413 35,409 -4 -0.0%
Excl. PeakMemUse (bytes)6,896 6,896 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% 170 18.0% 168 11.3% -104 -0.2% -48 -0.1%
Exclusive Metrics Diff for Current Function12 7.1% 8 4.8% 0 0.0% 0 0.0%
Parent functions
db_select0 N/A% 159 93.5% 153 91.1% -104 -100.0% -48 -100.0%
Drupal\views\Plugin\views\query\Sql::query0 N/A% 9 5.3% 10 6.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::countQuery0 N/A% 2 1.2% 4 2.4% 0 0.0% 0 0.0%
Drupal\field_sql_storage\Entity\Query::prepare0 N/A% 0 0.0% 1 0.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 104 61.2% 102 60.7% -88 -84.6% 8 16.7%
Drupal\Core\Database\Query\Select::__construct0 N/A% 54 31.8% 58 34.5% -16 -15.4% -56 -116.7%