Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Database::openConnectionRun #519c116ac5313Run #519c146573182DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,945 1,974 29 1.5%
Incl. Wall Time (microsec) per call 1,945 1,974 29 1.5%
Excl. Wall Time (microsec)68 66 -2 -2.9%
Incl. CPU (microsecs)1,305 1,227 -78 -6.0%
Incl. CPU (microsecs) per call 1,305 1,227 -78 -6.0%
Excl. CPU (microsec)57 49 -8 -14.0%
Incl. MemUse (bytes)102,244 102,232 -12 -0.0%
Incl. MemUse (bytes) per call 102,244 102,232 -12 -0.0%
Excl. MemUse (bytes)2,988 2,988 0 0.0%
Incl. PeakMemUse (bytes)99,204 99,192 -12 -0.0%
Incl. PeakMemUse (bytes) per call 99,204 99,192 -12 -0.0%
Excl. PeakMemUse (bytes)3,116 3,116 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% 29 0.1% -78 -0.1% -12 -0.0% -12 -0.0%
Exclusive Metrics Diff for Current Function-2 -6.9% -8 -10.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 29 100.0% -78 -100.0% -12 -100.0% -12 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 80 275.9% -27 -34.6% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% -32 -110.3% -30 -38.5% -12 -100.0% -12 -100.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -12 -41.4% -11 -14.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -6 -20.7% -3 -3.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 3.4% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 1.3% 0 0.0% 0 0.0%