Diff Report
Run #519af59f030f2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af3b0bf970: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519af59f030f2Run #519af3b0bf970DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,025 878 -147 -14.3%
Incl. Wall Time (microsec) per call 1,025 878 -147 -14.3%
Excl. Wall Time (microsec)38 38 0 0.0%
Incl. CPU (microsecs)610 607 -3 -0.5%
Incl. CPU (microsecs) per call 610 607 -3 -0.5%
Excl. CPU (microsec)29 33 4 13.8%
Incl. MemUse (bytes)152,864 152,896 32 0.0%
Incl. MemUse (bytes) per call 152,864 152,896 32 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,360 91,392 32 0.0%
Incl. PeakMemUse (bytes) per call 91,360 91,392 32 0.0%
Excl. PeakMemUse (bytes)3,256 3,256 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% -147 -5.9% -3 -0.1% 32 0.1% 32 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 4 133.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -147 -100.0% -3 -100.0% 32 100.0% 32 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -153 -104.1% -10 -333.3% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 2 1.4% 1 33.3% 24 75.0% 24 75.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 2 1.4% 1 33.3% 8 25.0% 8 25.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 2 1.4% 2 66.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -33.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%