Diff Report
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc817b51ae: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #519fc53e46a65Run #519fc817b51aeDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)119 130 11 9.2%
Incl. Wall Time (microsec) per call 119 130 11 9.2%
Excl. Wall Time (microsec)19 19 0 0.0%
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)34,656 34,656 0 0.0%
Incl. MemUse (bytes) per call 34,656 34,656 0 0.0%
Excl. MemUse (bytes)1,856 1,856 0 0.0%
Incl. PeakMemUse (bytes)33,216 33,216 0 0.0%
Incl. PeakMemUse (bytes) per call 33,216 33,216 0 0.0%
Excl. PeakMemUse (bytes)1,936 1,936 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\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\Connection::__construct0 N/A% 11 0.2% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 11 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
PDO::setAttribute0 N/A% 12 109.1% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% -1 -9.1% 0 N/A% 0 N/A% 0 N/A%