Diff Report
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #534ad972c8c0dRun #534ad8dec7444DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,259 1,161 -98 -7.8%
Incl. Wall Time (microsec) per call 1,259 1,161 -98 -7.8%
Excl. Wall Time (microsec)58 54 -4 -6.9%
Incl. CPU (microsecs)735 694 -41 -5.6%
Incl. CPU (microsecs) per call 735 694 -41 -5.6%
Excl. CPU (microsec)44 42 -2 -4.5%
Incl. MemUse (bytes)81,240 81,240 0 0.0%
Incl. MemUse (bytes) per call 81,240 81,240 0 0.0%
Excl. MemUse (bytes)1,876 1,876 0 0.0%
Incl. PeakMemUse (bytes)81,068 81,068 0 0.0%
Incl. PeakMemUse (bytes) per call 81,068 81,068 0 0.0%
Excl. PeakMemUse (bytes)2,316 2,316 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% -98 -6.7% -41 -7.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -4.1% -2 -4.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -98 -100.0% -41 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -56 -57.1% 1 2.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -45 -45.9% -45 -109.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 14 14.3% 12 29.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -7 -7.1% -7 -17.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 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%