Diff Report
Run #518b14dd8356b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b13c95a609: 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 #518b14dd8356bRun #518b13c95a609DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,000 1,027 27 2.7%
Incl. Wall Time (microsec) per call 1,000 1,027 27 2.7%
Excl. Wall Time (microsec)33 33 0 0.0%
Incl. CPU (microsecs)464 456 -8 -1.7%
Incl. CPU (microsecs) per call 464 456 -8 -1.7%
Excl. CPU (microsec)28 29 1 3.6%
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% 27 3.4% -8 -1.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 1 12.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 27 100.0% -8 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::__construct0 N/A% 35 129.6% -13 -162.5% 0 N/A% 0 N/A%
PDO::exec0 N/A% -9 -33.3% 4 50.0% 0 N/A% 0 N/A%
implode0 N/A% 1 3.7% 0 0.0% 0 N/A% 0 N/A%