Diff Report
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffc2aeacea: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #536ffbe232db1Run #536ffc2aeaceaDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,329 2,332 3 0.1%
Incl. Wall Time (microsec) per call 2,329 2,332 3 0.1%
Excl. Wall Time (microsec)35 33 -2 -5.7%
Incl. CPU (microsecs)1,945 1,927 -18 -0.9%
Incl. CPU (microsecs) per call 1,945 1,927 -18 -0.9%
Excl. CPU (microsec)27 25 -2 -7.4%
Incl. MemUse (bytes)257,680 257,680 0 0.0%
Incl. MemUse (bytes) per call 257,680 257,680 0 0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)255,616 255,616 0 0.0%
Incl. PeakMemUse (bytes) per call 255,616 255,616 0 0.0%
Excl. PeakMemUse (bytes)3,032 3,032 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::openConnection [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\Database::openConnection0 N/A% 3 0.1% -18 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -66.7% -2 -11.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 3 100.0% -18 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 14 466.7% -7 -38.9% 0 N/A% 0 N/A%
spl_autoload_call0 N/A% -6 -200.0% -7 -38.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -3 -100.0% -3 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%