Diff Report
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52e4189e0e4feRun #52e417f8e04a5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)582 783 201 34.5%
Incl. Wall Time (microsec) per call 582 783 201 34.5%
Excl. Wall Time (microsec)26 29 3 11.5%
Incl. CPU (microsecs)415 568 153 36.9%
Incl. CPU (microsecs) per call 415 568 153 36.9%
Excl. CPU (microsec)18 24 6 33.3%
Incl. MemUse (bytes)151,440 151,440 0 0.0%
Incl. MemUse (bytes) per call 151,440 151,440 0 0.0%
Excl. MemUse (bytes)3,496 3,496 0 0.0%
Incl. PeakMemUse (bytes)149,096 149,096 0 0.0%
Incl. PeakMemUse (bytes) per call 149,096 149,096 0 0.0%
Excl. PeakMemUse (bytes)3,800 3,800 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% 201 54.3% 153 43.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 1.5% 6 3.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 201 100.0% 153 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 104 51.7% 56 36.6% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 65 32.3% 64 41.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 23 11.4% 23 15.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 6 3.0% 5 3.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -0.7% 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%