Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::__construct

Drupal\Core\Database\Connection::__constructRun #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)143 143 0 0.0%
Incl. Wall Time (microsec) per call 143 143 0 0.0%
Excl. Wall Time (microsec)16 18 2 12.5%
Incl. CPU (microsecs)145 143 -2 -1.4%
Incl. CPU (microsecs) per call 145 143 -2 -1.4%
Excl. CPU (microsec)15 16 1 6.7%
Incl. MemUse (bytes)34,560 34,560 0 0.0%
Incl. MemUse (bytes) per call 34,560 34,560 0 0.0%
Excl. MemUse (bytes)1,856 1,856 0 0.0%
Incl. PeakMemUse (bytes)34,824 34,824 0 0.0%
Incl. PeakMemUse (bytes) per call 34,824 34,824 0 0.0%
Excl. PeakMemUse (bytes)1,808 1,808 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% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 N/A% 1 50.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 0 N/A% -2 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::setAttribute0 N/A% -14 N/A% -14 -700.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setPrefix0 N/A% 12 N/A% 11 550.0% 0 N/A% 0 N/A%