Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)932 1,103 171 18.3%
Incl. Wall Time (microsec) per call 932 1,103 171 18.3%
Excl. Wall Time (microsec)35 45 10 28.6%
Incl. CPU (microsecs)585 617 32 5.5%
Incl. CPU (microsecs) per call 585 617 32 5.5%
Excl. CPU (microsec)26 32 6 23.1%
Incl. MemUse (bytes)151,600 151,600 0 0.0%
Incl. MemUse (bytes) per call 151,600 151,600 0 0.0%
Excl. MemUse (bytes)3,464 3,464 0 0.0%
Incl. PeakMemUse (bytes)148,040 148,040 0 0.0%
Incl. PeakMemUse (bytes) per call 148,040 148,040 0 0.0%
Excl. PeakMemUse (bytes)3,928 3,928 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% 171 7.5% 32 1.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 5.8% 6 18.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 171 100.0% 32 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 148 86.5% 11 34.4% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 11 6.4% 11 34.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 2 1.2% 2 6.2% 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% 1 3.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% 1 3.1% 0 N/A% 0 N/A%