Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Driver\mysql\Connection::openRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,167 931 -236 -20.2%
Incl. Wall Time (microsec) per call 1,167 931 -236 -20.2%
Excl. Wall Time (microsec)48 41 -7 -14.6%
Incl. CPU (microsecs)359 301 -58 -16.2%
Incl. CPU (microsecs) per call 359 301 -58 -16.2%
Excl. CPU (microsec)40 37 -3 -7.5%
Incl. MemUse (bytes)12,968 12,968 0 0.0%
Incl. MemUse (bytes) per call 12,968 12,968 0 0.0%
Excl. MemUse (bytes)3,352 3,352 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::open [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::open0 N/A% -236 -1.2% -58 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -3.0% -3 -5.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -236 -100.0% -58 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -178 -75.4% -35 -60.3% 0 N/A% 0 N/A%
PDO::exec0 N/A% -52 -22.0% -20 -34.5% 0 N/A% 0 N/A%
implode0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%