Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #544333b05173fRun #544337f542f97DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,504 3,328 824 32.9%
Incl. Wall Time (microsec) per call 2,504 3,328 824 32.9%
Excl. Wall Time (microsec)45 46 1 2.2%
Incl. CPU (microsecs)2,156 2,958 802 37.2%
Incl. CPU (microsecs) per call 2,156 2,958 802 37.2%
Excl. CPU (microsec)38 41 3 7.9%
Incl. MemUse (bytes)279,072 279,072 0 0.0%
Incl. MemUse (bytes) per call 279,072 279,072 0 0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)275,872 275,872 0 0.0%
Incl. PeakMemUse (bytes) per call 275,872 275,872 0 0.0%
Excl. PeakMemUse (bytes)3,008 3,008 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% 824 24.5% 802 10.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 0.1% 3 0.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 824 100.0% 802 100.0% 0 N/A% 0 N/A%
Child functions
spl_autoload_call0 N/A% 515 62.5% 469 58.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 361 43.8% 330 41.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -55 -6.7% -3 -0.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 1 0.1% 2 0.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 0.1% 1 0.1% 0 N/A% 0 N/A%