Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls149 150 1 0.7%
Incl. Wall Time (microsec)66,699 68,148 1,449 2.2%
Incl. Wall Time (microsec) per call 448 454 7 1.5%
Excl. Wall Time (microsec)3,418 3,420 2 0.1%
Incl. CPU (microsecs)14,423 14,568 145 1.0%
Incl. CPU (microsecs) per call 97 97 0 0.3%
Excl. CPU (microsec)2,934 2,946 12 0.4%
Incl. MemUse (bytes)107,952 108,632 680 0.6%
Incl. MemUse (bytes) per call 725 724 -0 -0.0%
Excl. MemUse (bytes)3,124 3,124 0 0.0%
Incl. PeakMemUse (bytes)30,232 30,584 352 1.2%
Incl. PeakMemUse (bytes) per call 203 204 1 0.5%
Excl. PeakMemUse (bytes)4,856 4,856 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::execute [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\Statement::execute1 20.0% 1,449 38.3% 145 6.2% 680 2.6% 352 1.4%
Exclusive Metrics Diff for Current Function2 0.1% 12 8.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query1 100.0% 1,449 100.0% 145 100.0% 680 100.0% 352 100.0%
Child functions
PDOStatement::execute1 25.0% 1,439 99.3% 137 94.5% 680 100.0% 352 100.0%
Drupal\Core\Database\Connection::getLogger1 25.0% 5 0.3% 3 2.1% 0 0.0% 0 0.0%
is_string1 25.0% 4 0.3% -6 -4.1% 0 0.0% 0 0.0%
PDOStatement::setFetchMode1 25.0% -1 -0.1% -1 -0.7% 0 0.0% 0 0.0%