Diff Report
Run #5230a98f3b26c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5230aa47d621c: 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 #5230a98f3b26cRun #5230aa47d621cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)906 912 6 0.7%
Incl. Wall Time (microsec) per call 906 912 6 0.7%
Excl. Wall Time (microsec)49 47 -2 -4.1%
Incl. CPU (microsecs)304 319 15 4.9%
Incl. CPU (microsecs) per call 304 319 15 4.9%
Excl. CPU (microsec)44 42 -2 -4.5%
Incl. MemUse (bytes)13,128 13,152 24 0.2%
Incl. MemUse (bytes) per call 13,128 13,152 24 0.2%
Excl. MemUse (bytes)3,512 3,536 24 0.7%
Incl. PeakMemUse (bytes)12,416 12,440 24 0.2%
Incl. PeakMemUse (bytes) per call 12,416 12,440 24 0.2%
Excl. PeakMemUse (bytes)1,952 1,952 0 0.0%

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% 6 0.7% 15 1.6% 24 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function-2 -33.3% -2 -13.3% 24 100.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 6 100.0% 15 100.0% 24 100.0% 24 100.0%
Child functions
PDO::__construct0 N/A% 9 150.0% 18 120.0% 0 0.0% 0 0.0%
PDO::exec0 N/A% -1 -16.7% -2 -13.3% 0 0.0% 0 0.0%
implode0 N/A% 0 0.0% 1 6.7% 0 0.0% 24 100.0%