Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,058 2,100 42 2.0%
Incl. Wall Time (microsec) per call 2,058 2,100 42 2.0%
Excl. Wall Time (microsec)67 67 0 0.0%
Incl. CPU (microsecs)1,231 1,248 17 1.4%
Incl. CPU (microsecs) per call 1,231 1,248 17 1.4%
Excl. CPU (microsec)53 56 3 5.7%
Incl. MemUse (bytes)102,240 102,240 0 0.0%
Incl. MemUse (bytes) per call 102,240 102,240 0 0.0%
Excl. MemUse (bytes)2,988 2,988 0 0.0%
Incl. PeakMemUse (bytes)99,200 99,200 0 0.0%
Incl. PeakMemUse (bytes) per call 99,200 99,200 0 0.0%
Excl. PeakMemUse (bytes)3,116 3,116 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% 42 3.5% 17 40.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 3 17.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 42 100.0% 17 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 36 85.7% 12 70.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 4 9.5% 4 23.5% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 2 4.8% 1 5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 2.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% -1 -2.4% -2 -11.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 N/A%