Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: 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 #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)464 435 -29 -6.2%
Incl. Wall Time (microsec) per call 464 435 -29 -6.2%
Excl. Wall Time (microsec)14 12 -2 -14.3%
Incl. CPU (microsecs)466 438 -28 -6.0%
Incl. CPU (microsecs) per call 466 438 -28 -6.0%
Excl. CPU (microsec)14 12 -2 -14.3%
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)23,348 23,348 0 0.0%
Incl. PeakMemUse (bytes) per call 23,348 23,348 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% -29 -0.8% -28 -27.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -6.9% -2 -7.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -29 -100.0% -28 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Connection::__construct0 N/A% -27 -93.1% -26 -92.9% 0 N/A% 0 N/A%