Diff Report
Run #531ccba053790: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #531ccba053790Run #531ccb2cb8e3dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,506 1,518 12 0.8%
Incl. Wall Time (microsec) per call 1,506 1,518 12 0.8%
Excl. Wall Time (microsec)30 28 -2 -6.7%
Incl. CPU (microsecs)1,328 1,332 4 0.3%
Incl. CPU (microsecs) per call 1,328 1,332 4 0.3%
Excl. CPU (microsec)21 26 5 23.8%
Incl. MemUse (bytes)304,960 304,960 0 0.0%
Incl. MemUse (bytes) per call 304,960 304,960 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)291,768 291,768 0 0.0%
Incl. PeakMemUse (bytes) per call 291,768 291,768 0 0.0%
Excl. PeakMemUse (bytes)3,152 3,152 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% 12 20.7% 4 6.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -16.7% 5 125.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 12 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 6 50.0% 4 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 5 41.7% -3 -75.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 3 25.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%