Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #53d4352fc0c61Run #53d436500e2acDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,532 3,147 615 24.3%
Incl. Wall Time (microsec) per call 2,532 3,147 615 24.3%
Excl. Wall Time (microsec)43 48 5 11.6%
Incl. CPU (microsecs)2,251 2,859 608 27.0%
Incl. CPU (microsecs) per call 2,251 2,859 608 27.0%
Excl. CPU (microsec)39 40 1 2.6%
Incl. MemUse (bytes)278,448 278,528 80 0.0%
Incl. MemUse (bytes) per call 278,448 278,528 80 0.0%
Excl. MemUse (bytes)3,688 3,688 0 0.0%
Incl. PeakMemUse (bytes)279,024 279,112 88 0.0%
Incl. PeakMemUse (bytes) per call 279,024 279,112 88 0.0%
Excl. PeakMemUse (bytes)3,080 3,080 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% 615 9.2% 608 8.9% 80 0.2% 88 0.2%
Exclusive Metrics Diff for Current Function5 0.8% 1 0.2% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 615 100.0% 608 100.0% 80 100.0% 88 100.0%
Child functions
spl_autoload_call0 N/A% 511 83.1% 511 84.0% 72 90.0% -64 -72.7%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 61 9.9% 57 9.4% 8 10.0% -48 -54.5%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 37 6.0% 37 6.1% 0 0.0% 200 227.3%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 0.2% 2 0.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%