Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)128 123 -5 -3.9%
Incl. Wall Time (microsec) per call 128 123 -5 -3.9%
Excl. Wall Time (microsec)12 11 -1 -8.3%
Incl. CPU (microsecs)129 124 -5 -3.9%
Incl. CPU (microsecs) per call 129 124 -5 -3.9%
Excl. CPU (microsec)10 10 0 0.0%
Incl. MemUse (bytes)16,360 16,360 0 0.0%
Incl. MemUse (bytes) per call 16,360 16,360 0 0.0%
Excl. MemUse (bytes)380 380 0 0.0%
Incl. PeakMemUse (bytes)17,312 17,312 0 0.0%
Incl. PeakMemUse (bytes) per call 17,312 17,312 0 0.0%
Excl. PeakMemUse (bytes)780 780 0 0.0%

Parent/Child Regression/Improvement report for PDO::setAttribute [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
PDO::setAttribute0 N/A% -5 -0.1% -5 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -20.0% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -5 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -4 -80.0% -5 -100.0% 0 N/A% 0 N/A%