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::__construct

Drupal\Core\Database\Statement::__constructRun #52e4374042aceRun #52e436ce9c71dDiffDiff%
Number of Function Calls122 121 -1 -0.8%
Incl. Wall Time (microsec)536 538 2 0.4%
Incl. Wall Time (microsec) per call 4 4 0 1.2%
Excl. Wall Time (microsec)426 431 5 1.2%
Incl. CPU (microsecs)624 641 17 2.7%
Incl. CPU (microsecs) per call 5 5 0 3.6%
Excl. CPU (microsec)441 455 14 3.2%
Incl. MemUse (bytes)7,824 7,776 -48 -0.6%
Incl. MemUse (bytes) per call 64 64 0 0.2%
Excl. MemUse (bytes)7,008 6,960 -48 -0.7%
Incl. PeakMemUse (bytes)2,752 2,544 -208 -7.6%
Incl. PeakMemUse (bytes) per call 23 21 -2 -6.8%
Excl. PeakMemUse (bytes)2,064 1,896 -168 -8.1%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::__construct [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::__construct-1 -50.0% 2 0.2% 17 1.7% -48 -0.1% -208 -0.3%
Exclusive Metrics Diff for Current Function5 250.0% 14 82.4% -48 -100.0% -168 -80.8%
Parent function
PDO::prepare-1 -100.0% 2 100.0% 17 100.0% -48 -100.0% -208 -100.0%
Child function
PDOStatement::setFetchMode-1 -100.0% -3 -150.0% 3 17.6% 0 0.0% -40 -19.2%