Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #51ec3b81ad265Run #51ec3c5ab9ae4DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)22,671 21,509 -1,162 -5.1%
Incl. Wall Time (microsec) per call 168 159 -9 -5.1%
Excl. Wall Time (microsec)1,724 1,727 3 0.2%
Incl. CPU (microsecs)9,813 9,164 -649 -6.6%
Incl. CPU (microsecs) per call 73 68 -5 -6.6%
Excl. CPU (microsec)1,387 1,412 25 1.8%
Incl. MemUse (bytes)743,352 743,368 16 0.0%
Incl. MemUse (bytes) per call 5,506 5,506 0 0.0%
Excl. MemUse (bytes)2,160 2,168 8 0.4%
Incl. PeakMemUse (bytes)397,776 398,080 304 0.1%
Incl. PeakMemUse (bytes) per call 2,946 2,949 2 0.1%
Excl. PeakMemUse (bytes)2,208 2,216 8 0.4%

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::execute0 N/A% -1,162 -310.7% -649 -61.3% 16 0.0% 304 0.8%
Exclusive Metrics Diff for Current Function3 0.3% 25 3.9% 8 50.0% 8 2.6%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -1,162 -100.0% -649 -100.0% 16 100.0% 304 100.0%
Child functions
PDOStatement::execute0 N/A% -1,153 -99.2% -686 -105.7% 8 50.0% 296 97.4%
is_string0 N/A% -8 -0.7% 5 0.8% 0 0.0% 0 0.0%
PDOStatement::setFetchMode0 N/A% -7 -0.6% 1 0.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getLogger0 N/A% 3 0.3% 6 0.9% 0 0.0% 0 0.0%