Diff Report
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls251 98 -153 -61.0%
Incl. Wall Time (microsec)206,469 27,043 -179,426 -86.9%
Incl. Wall Time (microsec) per call 823 276 -547 -66.5%
Excl. Wall Time (microsec)4,023 1,391 -2,632 -65.4%
Incl. CPU (microsecs)21,643 8,261 -13,382 -61.8%
Incl. CPU (microsecs) per call 86 84 -2 -2.2%
Excl. CPU (microsec)3,108 1,044 -2,064 -66.4%
Incl. MemUse (bytes)1,167,832 519,256 -648,576 -55.5%
Incl. MemUse (bytes) per call 4,653 5,299 646 13.9%
Excl. MemUse (bytes)2,160 2,160 0 0.0%
Incl. PeakMemUse (bytes)419,224 262,648 -156,576 -37.3%
Incl. PeakMemUse (bytes) per call 1,670 2,680 1,010 60.5%
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::execute-153 -20.0% -179,426 -67.6% -13,382 -13.5% -648,576 -266.8% -156,576 -44.3%
Exclusive Metrics Diff for Current Function-2,632 -1.5% -2,064 -15.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query-153 -100.0% -179,426 -100.0% -13,382 -100.0% -648,576 -100.0% -156,576 -100.0%
Child functions
PDOStatement::execute-153 -25.0% -176,730 -98.5% -10,782 -80.6% -648,576 -100.0% -156,576 -100.0%
Drupal\Core\Database\Connection::getLogger-153 -25.0% -50 -0.0% -199 -1.5% 0 0.0% 0 0.0%
is_string-153 -25.0% -12 -0.0% -173 -1.3% 0 0.0% 0 0.0%
PDOStatement::setFetchMode-153 -25.0% -2 -0.0% -164 -1.2% 0 0.0% 0 0.0%