Diff Report
Run #519c13f61d210: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::__construct

Drupal\Core\Database\Driver\mysql\Connection::__constructRun #519c13f61d210Run #519c116ac5313DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)457 441 -16 -3.5%
Incl. Wall Time (microsec) per call 457 441 -16 -3.5%
Excl. Wall Time (microsec)15 13 -2 -13.3%
Incl. CPU (microsecs)460 443 -17 -3.7%
Incl. CPU (microsecs) per call 460 443 -17 -3.7%
Excl. CPU (microsec)16 13 -3 -18.8%
Incl. MemUse (bytes)22,728 22,728 0 0.0%
Incl. MemUse (bytes) per call 22,728 22,728 0 0.0%
Excl. MemUse (bytes)704 704 0 0.0%
Incl. PeakMemUse (bytes)23,296 23,296 0 0.0%
Incl. PeakMemUse (bytes) per call 23,296 23,296 0 0.0%
Excl. PeakMemUse (bytes)724 724 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::__construct [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::__construct0 N/A% -16 -1.8% -17 -2.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -12.5% -3 -17.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -16 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Connection::__construct0 N/A% -14 -87.5% -14 -82.4% 0 N/A% 0 N/A%