Diff Report
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519f012418c24Run #519f02001a77aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,177 1,225 48 4.1%
Incl. Wall Time (microsec) per call 1,177 1,225 48 4.1%
Excl. Wall Time (microsec)38 36 -2 -5.3%
Incl. CPU (microsecs)629 631 2 0.3%
Incl. CPU (microsecs) per call 629 631 2 0.3%
Excl. CPU (microsec)34 25 -9 -26.5%
Incl. MemUse (bytes)152,784 152,784 0 0.0%
Incl. MemUse (bytes) per call 152,784 152,784 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)91,952 91,952 0 0.0%
Incl. PeakMemUse (bytes) per call 91,952 91,952 0 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% 48 14.9% 2 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -4.2% -9 -450.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 48 100.0% 2 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 48 100.0% 4 200.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 4 8.3% 5 250.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -3 -6.2% -3 -150.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 2.1% 2 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 2 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%