Diff Report
Run #5589b6f75b296: XHProf Run (Namespace=drupal-perf-stefanr)
vs.
Run #5589b704ad974: XHProf Run (Namespace=drupal-perf-stefanr)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #5589b6f75b296Run #5589b704ad974DiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)88,266 85,588 -2,678 -3.0%
Incl. Wall Time (microsec) per call 883 856 -27 -3.0%
Excl. Wall Time (microsec)2,262 2,289 27 1.2%
Incl. MemUse (bytes)5,606,400 5,610,400 4,000 0.1%
Incl. MemUse (bytes) per call 56,064 56,104 40 0.1%
Excl. MemUse (bytes)171,200 171,200 0 0.0%
Incl. PeakMemUse (bytes)5,990,400 6,042,400 52,000 0.9%
Incl. PeakMemUse (bytes) per call 59,904 60,424 520 0.9%
Excl. PeakMemUse (bytes)120,000 120,000 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::__construct0 N/A% -2,678 -0.1% 4,000 0.1% 52,000 0.9%
Exclusive Metrics Diff for Current Function27 1.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -2,678 -100.0% 4,000 100.0% 52,000 100.0%
Child functions
PDO::setAttribute0 N/A% -2,869 -107.1% 4,000 100.0% 52,000 100.0%
Drupal\Core\Database\Connection::setPrefix0 N/A% 164 6.1% 0 0.0% 0 0.0%