Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e33e8d847: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #5394e21e9bd45Run #5394e33e8d847DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,284 3,503 1,219 53.4%
Incl. Wall Time (microsec) per call 2,284 3,503 1,219 53.4%
Excl. Wall Time (microsec)37 45 8 21.6%
Incl. CPU (microsecs)1,967 3,199 1,232 62.6%
Incl. CPU (microsecs) per call 1,967 3,199 1,232 62.6%
Excl. CPU (microsec)32 36 4 12.5%
Incl. MemUse (bytes)257,720 257,712 -8 -0.0%
Incl. MemUse (bytes) per call 257,720 257,712 -8 -0.0%
Excl. MemUse (bytes)3,712 3,712 0 0.0%
Incl. PeakMemUse (bytes)256,176 255,992 -184 -0.1%
Incl. PeakMemUse (bytes) per call 256,176 255,992 -184 -0.1%
Excl. PeakMemUse (bytes)3,032 3,032 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::openConnection [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\Database::openConnection0 N/A% 1,219 280.9% 1,232 135.7% -8 -3.0% -184 -19.5%
Exclusive Metrics Diff for Current Function8 0.7% 4 0.3% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 1,219 100.0% 1,232 100.0% -8 -100.0% -184 -100.0%
Child functions
spl_autoload_call0 N/A% 1,201 98.5% 1,202 97.6% -8 -100.0% -144 -78.3%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 22 1.8% 35 2.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -12 -1.0% -12 -1.0% 0 0.0% -40 -21.7%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 2 0.2% 0 0.0% 0 0.0%