Diff Report
Run #5198b3cd5c9c1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #5198b3cd5c9c1Run #5198b38f0f1d5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)955 1,239 284 29.7%
Incl. Wall Time (microsec) per call 955 1,239 284 29.7%
Excl. Wall Time (microsec)36 36 0 0.0%
Incl. CPU (microsecs)606 650 44 7.3%
Incl. CPU (microsecs) per call 606 650 44 7.3%
Excl. CPU (microsec)29 27 -2 -6.9%
Incl. MemUse (bytes)152,736 152,736 0 0.0%
Incl. MemUse (bytes) per call 152,736 152,736 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)92,024 92,024 0 0.0%
Incl. PeakMemUse (bytes) per call 92,024 92,024 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% 284 61.9% 44 15.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -2 -4.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 284 100.0% 44 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 286 100.7% 49 111.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -0.4% 1 2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -1 -0.4% -2 -4.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -2.3% 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%