Diff Report
Run #518080a5ca60d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518081a41c05e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::__construct

Drupal\Core\Database\Driver\mysql\Connection::__constructRun #518080a5ca60dRun #518081a41c05eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,121 1,113 -8 -0.7%
Incl. Wall Time (microsec) per call 1,121 1,113 -8 -0.7%
Excl. Wall Time (microsec)38 36 -2 -5.3%
Incl. CPU (microsecs)584 558 -26 -4.5%
Incl. CPU (microsecs) per call 584 558 -26 -4.5%
Excl. CPU (microsec)33 32 -1 -3.0%
Incl. MemUse (bytes)46,056 46,056 0 0.0%
Incl. MemUse (bytes) per call 46,056 46,056 0 0.0%
Excl. MemUse (bytes)1,712 1,712 0 0.0%
Incl. PeakMemUse (bytes)48,120 48,120 0 0.0%
Incl. PeakMemUse (bytes) per call 48,120 48,120 0 0.0%
Excl. PeakMemUse (bytes)2,672 2,672 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::__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\Driver\mysql\Connection::__construct0 N/A% -8 -0.7% -26 -2.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -25.0% -1 -3.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -8 -100.0% -26 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::exec0 N/A% -24 -300.0% -8 -30.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::__construct0 N/A% 19 237.5% -15 -57.7% 0 N/A% 0 N/A%
implode0 N/A% -1 -12.5% -2 -7.7% 0 N/A% 0 N/A%