Diff Report
Run #518e77f228c59: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518e79892b1de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #518e77f228c59Run #518e79892b1deDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)963 1,218 255 26.5%
Incl. Wall Time (microsec) per call 963 1,218 255 26.5%
Excl. Wall Time (microsec)25 25 0 0.0%
Incl. CPU (microsecs)615 690 75 12.2%
Incl. CPU (microsecs) per call 615 690 75 12.2%
Excl. CPU (microsec)20 23 3 15.0%
Incl. MemUse (bytes)62,984 62,984 0 0.0%
Incl. MemUse (bytes) per call 62,984 62,984 0 0.0%
Excl. MemUse (bytes)2,080 2,080 0 0.0%
Incl. PeakMemUse (bytes)66,728 66,728 0 0.0%
Incl. PeakMemUse (bytes) per call 66,728 66,728 0 0.0%
Excl. PeakMemUse (bytes)864 864 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::__construct [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\Connection::__construct0 N/A% 255 510.0% 75 159.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 3 4.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 255 100.0% 75 100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% 232 91.0% 50 66.7% 0 N/A% 0 N/A%
PDO::setAttribute0 N/A% 23 9.0% 22 29.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%