Diff Report
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #52e4374042aceRun #52e436ce9c71dDiffDiff%
Number of Function Calls122 121 -1 -0.8%
Incl. Wall Time (microsec)21,143 20,970 -173 -0.8%
Incl. Wall Time (microsec) per call 173 173 0 0.0%
Excl. Wall Time (microsec)1,417 1,434 17 1.2%
Incl. CPU (microsecs)6,993 6,940 -53 -0.8%
Incl. CPU (microsecs) per call 57 57 0 0.1%
Excl. CPU (microsec)1,044 1,009 -35 -3.4%
Incl. MemUse (bytes)618,280 613,368 -4,912 -0.8%
Incl. MemUse (bytes) per call 5,068 5,069 1 0.0%
Excl. MemUse (bytes)2,160 2,160 0 0.0%
Incl. PeakMemUse (bytes)317,096 314,144 -2,952 -0.9%
Incl. PeakMemUse (bytes) per call 2,599 2,596 -3 -0.1%
Excl. PeakMemUse (bytes)2,312 2,272 -40 -1.7%

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::execute-1 -20.0% -173 -14.8% -53 -5.2% -4,912 -6.0% -2,952 -3.7%
Exclusive Metrics Diff for Current Function17 9.8% -35 -66.0% 0 0.0% -40 -1.4%
Parent function
Drupal\Core\Database\Connection::query-1 -100.0% -173 -100.0% -53 -100.0% -4,912 -100.0% -2,952 -100.0%
Child functions
PDOStatement::execute-1 -25.0% -180 -104.0% -27 -50.9% -4,912 -100.0% -2,872 -97.3%
Drupal\Core\Database\Connection::getLogger-1 -25.0% -8 -4.6% -17 -32.1% 0 0.0% 0 0.0%
is_string-1 -25.0% -2 -1.2% 15 28.3% 0 0.0% 0 0.0%
PDOStatement::setFetchMode-1 -25.0% 0 0.0% 11 20.8% 0 0.0% -40 -1.4%