Diff Report
Run #51a14d7a98950: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a14c32c53db: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::open

Drupal\Core\Database\Driver\mysql\Connection::openRun #51a14d7a98950Run #51a14c32c53dbDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)463 340 -123 -26.6%
Incl. Wall Time (microsec) per call 463 340 -123 -26.6%
Excl. Wall Time (microsec)63 54 -9 -14.3%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)4,828 4,828 0 0.0%
Incl. MemUse (bytes) per call 4,828 4,828 0 0.0%
Excl. MemUse (bytes)2,524 2,524 0 0.0%
Incl. PeakMemUse (bytes)4,432 4,432 0 0.0%
Incl. PeakMemUse (bytes) per call 4,432 4,432 0 0.0%
Excl. PeakMemUse (bytes)2,484 2,484 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. 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% -123 -1.3% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -7.3% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -123 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -62 -50.4% 0 N/A% 0 N/A% 0 N/A%
PDO::exec0 N/A% -51 -41.5% 0 N/A% 0 N/A% 0 N/A%
implode0 N/A% -1 -0.8% 0 N/A% 0 N/A% 0 N/A%