Diff Report
Run #518fbd1297c93: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::__construct

Drupal\Core\Database\Driver\mysql\Connection::__constructRun #518fbd1297c93Run #518fb7370421eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)646 1,053 407 63.0%
Incl. Wall Time (microsec) per call 646 1,053 407 63.0%
Excl. Wall Time (microsec)36 34 -2 -5.6%
Incl. CPU (microsecs)407 461 54 13.3%
Incl. CPU (microsecs) per call 407 461 54 13.3%
Excl. CPU (microsec)34 30 -4 -11.8%
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)48,480 48,480 0 0.0%
Incl. PeakMemUse (bytes) per call 48,480 48,480 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% 407 12.9% 54 1.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -0.5% -4 -7.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 407 100.0% 54 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::__construct0 N/A% 410 100.7% 60 111.1% 0 N/A% 0 N/A%
PDO::exec0 N/A% -1 -0.2% -2 -3.7% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%