Diff Report
Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b031de38383: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::open

Drupal\Core\Database\Driver\mysql\Connection::openRun #51b0309e0d24bRun #51b031de38383DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)960 961 1 0.1%
Incl. Wall Time (microsec) per call 960 961 1 0.1%
Excl. Wall Time (microsec)39 37 -2 -5.1%
Incl. CPU (microsecs)303 328 25 8.3%
Incl. CPU (microsecs) per call 303 328 25 8.3%
Excl. CPU (microsec)33 31 -2 -6.1%
Incl. MemUse (bytes)12,968 12,968 0 0.0%
Incl. MemUse (bytes) per call 12,968 12,968 0 0.0%
Excl. MemUse (bytes)3,352 3,352 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::open [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::open0 N/A% 1 0.0% 25 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -200.0% -2 -8.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 1 100.0% 25 100.0% 0 N/A% 0 N/A%
Child functions
PDO::exec0 N/A% 108 10800.0% -14 -56.0% 0 N/A% 0 N/A%
PDO::__construct0 N/A% -105 -10500.0% 41 164.0% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%