Diff Report
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1836bbd84: 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 #517c1770a3264Run #517c1836bbd84DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,063 1,063 0 0.0%
Incl. Wall Time (microsec) per call 1,063 1,063 0 0.0%
Excl. Wall Time (microsec)35 33 -2 -5.7%
Incl. CPU (microsecs)544 518 -26 -4.8%
Incl. CPU (microsecs) per call 544 518 -26 -4.8%
Excl. CPU (microsec)31 30 -1 -3.2%
Incl. MemUse (bytes)46,064 46,064 0 0.0%
Incl. MemUse (bytes) per call 46,064 46,064 0 0.0%
Excl. MemUse (bytes)1,720 1,720 0 0.0%
Incl. PeakMemUse (bytes)47,928 47,928 0 0.0%
Incl. PeakMemUse (bytes) per call 47,928 47,928 0 0.0%
Excl. PeakMemUse (bytes)3,096 3,096 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% 0 0.0% -26 -1.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 N/A% -1 -3.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 0 N/A% -26 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::__construct0 N/A% 23 N/A% -27 -103.8% 0 N/A% 0 N/A%
PDO::exec0 N/A% -21 N/A% 2 7.7% 0 N/A% 0 N/A%
implode0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%