Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls98 251 153 156.1%
Incl. Wall Time (microsec)27,620 209,056 181,436 656.9%
Incl. Wall Time (microsec) per call 282 833 551 195.5%
Excl. Wall Time (microsec)1,444 4,194 2,750 190.4%
Incl. CPU (microsecs)8,506 22,629 14,123 166.0%
Incl. CPU (microsecs) per call 87 90 3 3.9%
Excl. CPU (microsec)1,105 3,199 2,094 189.5%
Incl. MemUse (bytes)518,768 1,167,440 648,672 125.0%
Incl. MemUse (bytes) per call 5,294 4,651 -642 -12.1%
Excl. MemUse (bytes)2,160 2,160 0 0.0%
Incl. PeakMemUse (bytes)264,720 420,752 156,032 58.9%
Incl. PeakMemUse (bytes) per call 2,701 1,676 -1,025 -37.9%
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::execute153 20.0% 181,436 63.8% 14,123 12.1% 648,672 145.8% 156,032 27.4%
Exclusive Metrics Diff for Current Function2,750 1.5% 2,094 14.8% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query153 100.0% 181,436 100.0% 14,123 100.0% 648,672 100.0% 156,032 100.0%
Child functions
PDOStatement::execute153 25.0% 178,616 98.4% 11,407 80.8% 648,672 100.0% 156,032 100.0%
Drupal\Core\Database\Connection::getLogger153 25.0% 58 0.0% 205 1.5% 0 0.0% 0 0.0%
is_string153 25.0% 8 0.0% 211 1.5% 0 0.0% 0 0.0%
PDOStatement::setFetchMode153 25.0% 4 0.0% 206 1.5% 0 0.0% 0 0.0%