Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad2358a7c5: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #530ad1a439784Run #530ad2358a7c5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,359 2,308 -51 -2.2%
Incl. Wall Time (microsec) per call 2,359 2,308 -51 -2.2%
Excl. Wall Time (microsec)36 36 0 0.0%
Incl. CPU (microsecs)2,066 2,005 -61 -3.0%
Incl. CPU (microsecs) per call 2,066 2,005 -61 -3.0%
Excl. CPU (microsec)26 29 3 11.5%
Incl. MemUse (bytes)261,712 261,664 -48 -0.0%
Incl. MemUse (bytes) per call 261,712 261,664 -48 -0.0%
Excl. MemUse (bytes)4,080 4,080 0 0.0%
Incl. PeakMemUse (bytes)249,808 250,072 264 0.1%
Incl. PeakMemUse (bytes) per call 249,808 250,072 264 0.1%
Excl. PeakMemUse (bytes)3,016 3,016 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% -51 -7.1% -61 -25.2% -48 -0.2% 264 0.7%
Exclusive Metrics Diff for Current Function0 0.0% 3 4.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -51 -100.0% -61 -100.0% -48 -100.0% 264 100.0%
Child functions
spl_autoload_call0 N/A% -35 -68.6% -35 -57.4% -48 -100.0% 264 100.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -13 -25.5% -13 -21.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -3 -5.9% -15 -24.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -1.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% -1 -1.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% 1 1.6% 0 0.0% 0 0.0%