Diff Report
Run #54dec6fc087bf: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54dec59a01be2: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::open

Drupal\Core\Database\Driver\mysql\Connection::openRun #54dec6fc087bfRun #54dec59a01be2DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)264 293 29 11.0%
Incl. Wall Time (microsec) per call 264 293 29 11.0%
Excl. Wall Time (microsec)34 40 6 17.6%
Incl. MemUse (bytes)5,624 5,624 0 0.0%
Incl. MemUse (bytes) per call 5,624 5,624 0 0.0%
Excl. MemUse (bytes)3,176 3,176 0 0.0%
Incl. PeakMemUse (bytes)5,488 5,488 0 0.0%
Incl. PeakMemUse (bytes) per call 5,488 5,488 0 0.0%
Excl. PeakMemUse (bytes)3,592 3,592 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% 29 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 20.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 29 100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% 21 72.4% 0 N/A% 0 N/A%
PDO::exec0 N/A% 2 6.9% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 N/A% 0 N/A%