Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::__construct

Drupal\Core\Database\Driver\mysql\Connection::__constructRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)899 639 -260 -28.9%
Incl. Wall Time (microsec) per call 899 639 -260 -28.9%
Excl. Wall Time (microsec)33 33 0 0.0%
Incl. CPU (microsecs)454 403 -51 -11.2%
Incl. CPU (microsecs) per call 454 403 -51 -11.2%
Excl. CPU (microsec)27 28 1 3.7%
Incl. MemUse (bytes)46,096 46,096 0 0.0%
Incl. MemUse (bytes) per call 46,096 46,096 0 0.0%
Excl. MemUse (bytes)1,712 1,712 0 0.0%
Incl. PeakMemUse (bytes)48,536 48,536 0 0.0%
Incl. PeakMemUse (bytes) per call 48,536 48,536 0 0.0%
Excl. PeakMemUse (bytes)3,088 3,088 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\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\Driver\mysql\Connection::__construct0 N/A% -260 -139.8% -51 -10.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 1 2.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -260 -100.0% -51 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::__construct0 N/A% -254 -97.7% -57 -111.8% 0 N/A% 0 N/A%
PDO::exec0 N/A% -6 -2.3% 6 11.8% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%