Diff Report
Run #55f2450b58930: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f2457c13d41: 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 #55f2450b58930Run #55f2457c13d41DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)465 577 112 24.1%
Incl. Wall Time (microsec) per call 465 577 112 24.1%
Excl. Wall Time (microsec)33 48 15 45.5%
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)12,728 12,728 0 0.0%
Incl. PeakMemUse (bytes) per call 12,728 12,728 0 0.0%
Excl. PeakMemUse (bytes)2,200 2,200 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% 112 5.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function15 13.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 112 100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% 77 68.8% 0 N/A% 0 N/A%
PDO::exec0 N/A% 20 17.9% 0 N/A% 0 N/A%
defined0 N/A% 0 0.0% 0 N/A% 0 N/A%