Diff Report
Run #55f235cac18ad: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f2363dd42e9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::open

Drupal\Core\Database\Driver\mysql\Connection::openRun #55f235cac18adRun #55f2363dd42e9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)408 484 76 18.6%
Incl. Wall Time (microsec) per call 408 484 76 18.6%
Excl. Wall Time (microsec)32 48 16 50.0%
Incl. MemUse (bytes)13,080 13,080 0 0.0%
Incl. MemUse (bytes) per call 13,080 13,080 0 0.0%
Excl. MemUse (bytes)3,624 3,624 0 0.0%
Incl. PeakMemUse (bytes)12,368 12,368 0 0.0%
Incl. PeakMemUse (bytes) per call 12,368 12,368 0 0.0%
Excl. PeakMemUse (bytes)2,208 2,208 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 76 13.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function16 21.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 76 100.0% 0 N/A% 0 N/A%
Child functions
PDO::exec0 N/A% 64 84.2% 0 N/A% 0 N/A%
PDO::__construct0 N/A% -4 -5.3% 0 N/A% 0 N/A%
defined0 N/A% 0 0.0% 0 N/A% 0 N/A%