Diff Report
Run #52f5c0f4ebbb2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f5c0f4ebbb2Run #52f5c0b2e882aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)531 573 42 7.9%
Incl. Wall Time (microsec) per call 531 573 42 7.9%
Excl. Wall Time (microsec)28 30 2 7.1%
Incl. CPU (microsecs)363 397 34 9.4%
Incl. CPU (microsecs) per call 363 397 34 9.4%
Excl. CPU (microsec)25 20 -5 -20.0%
Incl. MemUse (bytes)151,544 151,544 0 0.0%
Incl. MemUse (bytes) per call 151,544 151,544 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)148,080 148,080 0 0.0%
Incl. PeakMemUse (bytes) per call 148,080 148,080 0 0.0%
Excl. PeakMemUse (bytes)3,792 3,792 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 7.8% 34 6.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 4.8% -5 -14.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 42 100.0% 34 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 28 66.7% 21 61.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 11 26.2% 13 38.2% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 2.4% 2 5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 2 5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 2.9% 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%