Diff Report
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51978d2b1f3d1Run #51978cc86c728DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,391 2,406 15 0.6%
Incl. Wall Time (microsec) per call 2,391 2,406 15 0.6%
Excl. Wall Time (microsec)38 36 -2 -5.3%
Incl. CPU (microsecs)1,879 1,891 12 0.6%
Incl. CPU (microsecs) per call 1,879 1,891 12 0.6%
Excl. CPU (microsec)27 31 4 14.8%
Incl. MemUse (bytes)301,216 301,216 0 0.0%
Incl. MemUse (bytes) per call 301,216 301,216 0 0.0%
Excl. MemUse (bytes)3,464 3,464 0 0.0%
Incl. PeakMemUse (bytes)291,112 291,112 0 0.0%
Incl. PeakMemUse (bytes) per call 291,112 291,112 0 0.0%
Excl. PeakMemUse (bytes)1,424 1,424 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% 15 3.7% 12 1.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -13.3% 4 33.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 15 100.0% 12 100.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 17 113.3% 16 133.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -5 -33.3% -10 -83.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 3 20.0% 3 25.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 2 13.3% 1 8.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -8.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -8.3% 0 N/A% 0 N/A%