Diff Report
Run #51c24fd9b971a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c25102ed66d: 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 #51c24fd9b971aRun #51c25102ed66dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,009 891 -118 -11.7%
Incl. Wall Time (microsec) per call 1,009 891 -118 -11.7%
Excl. Wall Time (microsec)50 49 -1 -2.0%
Incl. CPU (microsecs)341 328 -13 -3.8%
Incl. CPU (microsecs) per call 341 328 -13 -3.8%
Excl. CPU (microsec)44 44 0 0.0%
Incl. MemUse (bytes)13,128 13,128 0 0.0%
Incl. MemUse (bytes) per call 13,128 13,128 0 0.0%
Excl. MemUse (bytes)3,512 3,512 0 0.0%
Incl. PeakMemUse (bytes)11,232 11,232 0 0.0%
Incl. PeakMemUse (bytes) per call 11,232 11,232 0 0.0%
Excl. PeakMemUse (bytes)712 712 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% -118 -0.8% -13 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -0.8% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -118 -100.0% -13 -100.0% 0 N/A% 0 N/A%
Child functions
implode0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
PDO::exec0 N/A% 2 1.7% -2 -15.4% 0 N/A% 0 N/A%
PDO::__construct0 N/A% -119 -100.8% -10 -76.9% 0 N/A% 0 N/A%