Diff Report
Run #5578e29590a73: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e2f4f233d: 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 #5578e29590a73Run #5578e2f4f233dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)566 557 -9 -1.6%
Incl. Wall Time (microsec) per call 566 557 -9 -1.6%
Excl. Wall Time (microsec)36 38 2 5.6%
Incl. MemUse (bytes)12,944 12,944 0 0.0%
Incl. MemUse (bytes) per call 12,944 12,944 0 0.0%
Excl. MemUse (bytes)3,408 3,408 0 0.0%
Incl. PeakMemUse (bytes)12,160 12,160 0 0.0%
Incl. PeakMemUse (bytes) per call 12,160 12,160 0 0.0%
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% -9 -4.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 22.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -9 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -27 -300.0% 0 N/A% 0 N/A%
PDO::exec0 N/A% 16 177.8% 0 N/A% 0 N/A%
defined0 N/A% 0 0.0% 0 N/A% 0 N/A%