Diff Report
Run #5578e7733b8ce: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e832a56c5: 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 #5578e7733b8ceRun #5578e832a56c5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)561 527 -34 -6.1%
Incl. Wall Time (microsec) per call 561 527 -34 -6.1%
Excl. Wall Time (microsec)35 34 -1 -2.9%
Incl. MemUse (bytes)12,976 12,944 -32 -0.2%
Incl. MemUse (bytes) per call 12,976 12,944 -32 -0.2%
Excl. MemUse (bytes)3,432 3,408 -24 -0.7%
Incl. PeakMemUse (bytes)12,248 12,216 -32 -0.3%
Incl. PeakMemUse (bytes) per call 12,248 12,216 -32 -0.3%
Excl. PeakMemUse (bytes)2,152 2,152 0 0.0%

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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -34 -261.5% -32 -16.7% -32 -13.8%
Exclusive Metrics Diff for Current Function-1 -2.9% -24 -75.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -34 -100.0% -32 -100.0% -32 -100.0%
Child functions
PDO::exec0 N/A% -34 -100.0% 0 0.0% -32 -100.0%
PDO::__construct0 N/A% 1 2.9% -8 -25.0% 0 0.0%
defined0 N/A% 0 0.0% 0 0.0% 0 0.0%