Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #52e49acfb0eb8Run #52e49b394aea8DiffDiff%
Number of Function Calls94 95 1 1.1%
Incl. Wall Time (microsec)17,109 17,477 368 2.2%
Incl. Wall Time (microsec) per call 182 184 2 1.1%
Excl. Wall Time (microsec)1,132 1,152 20 1.8%
Incl. CPU (microsecs)5,747 5,817 70 1.2%
Incl. CPU (microsecs) per call 61 61 0 0.2%
Excl. CPU (microsec)838 830 -8 -1.0%
Incl. MemUse (bytes)673,664 678,504 4,840 0.7%
Incl. MemUse (bytes) per call 7,167 7,142 -24 -0.3%
Excl. MemUse (bytes)2,160 2,160 0 0.0%
Incl. PeakMemUse (bytes)263,224 262,624 -600 -0.2%
Incl. PeakMemUse (bytes) per call 2,800 2,764 -36 -1.3%
Excl. PeakMemUse (bytes)2,208 2,208 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% 368 33.2% 70 8.6% 4,840 18.7% -600 -2.3%
Exclusive Metrics Diff for Current Function20 5.4% -8 -11.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query1 100.0% 368 100.0% 70 100.0% 4,840 100.0% -600 -100.0%
Child functions
PDOStatement::execute1 25.0% 331 89.9% 33 47.1% 4,840 100.0% -600 -100.0%
Drupal\Core\Database\Connection::getLogger1 25.0% 16 4.3% 23 32.9% 0 0.0% 0 0.0%
is_string1 25.0% 1 0.3% 10 14.3% 0 0.0% 0 0.0%
PDOStatement::setFetchMode1 25.0% 0 0.0% 12 17.1% 0 0.0% 0 0.0%