Diff Report
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b032b631491: 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 #51b033ccbc666Run #51b032b631491DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)931 1,167 236 25.3%
Incl. Wall Time (microsec) per call 931 1,167 236 25.3%
Excl. Wall Time (microsec)41 48 7 17.1%
Incl. CPU (microsecs)301 359 58 19.3%
Incl. CPU (microsecs) per call 301 359 58 19.3%
Excl. CPU (microsec)37 40 3 8.1%
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 Function7 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%