Diff Report
Run #523c58bd29e4d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523c5919acc8c: 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 #523c58bd29e4dRun #523c5919acc8cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)912 887 -25 -2.7%
Incl. Wall Time (microsec) per call 912 887 -25 -2.7%
Excl. Wall Time (microsec)46 48 2 4.3%
Incl. CPU (microsecs)314 325 11 3.5%
Incl. CPU (microsecs) per call 314 325 11 3.5%
Excl. CPU (microsec)42 41 -1 -2.4%
Incl. MemUse (bytes)12,984 12,984 0 0.0%
Incl. MemUse (bytes) per call 12,984 12,984 0 0.0%
Excl. MemUse (bytes)3,368 3,368 0 0.0%
Incl. PeakMemUse (bytes)12,648 12,648 0 0.0%
Incl. PeakMemUse (bytes) per call 12,648 12,648 0 0.0%
Excl. PeakMemUse (bytes)1,872 1,872 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% -25 -5.7% 11 0.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 8.0% -1 -9.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% -25 -100.0% 11 100.0% 0 N/A% 0 N/A%
Child functions
PDO::__construct0 N/A% -27 -108.0% 15 136.4% 0 N/A% 0 N/A%
implode0 N/A% 1 4.0% 2 18.2% 0 N/A% 0 N/A%
PDO::exec0 N/A% -1 -4.0% -5 -45.5% 0 N/A% 0 N/A%