Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050b464828: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51904f8640386Run #519050b464828DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,198 1,134 -64 -5.3%
Incl. Wall Time (microsec) per call 1,198 1,134 -64 -5.3%
Excl. Wall Time (microsec)32 36 4 12.5%
Incl. CPU (microsecs)690 644 -46 -6.7%
Incl. CPU (microsecs) per call 690 644 -46 -6.7%
Excl. CPU (microsec)27 33 6 22.2%
Incl. MemUse (bytes)174,232 174,232 0 0.0%
Incl. MemUse (bytes) per call 174,232 174,232 0 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)172,952 172,952 0 0.0%
Incl. PeakMemUse (bytes) per call 172,952 172,952 0 0.0%
Excl. PeakMemUse (bytes)4,448 4,448 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% -64 -69.6% -46 -9.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 6.2% 6 13.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -64 -100.0% -46 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -65 -101.6% -46 -100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -3 -4.7% -3 -6.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -2.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -2 -4.3% 0 N/A% 0 N/A%