Diff Report
Run #52c2694eecde3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52c2694eecde3Run #52c2677cc22b0DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,453 2,288 -165 -6.7%
Incl. Wall Time (microsec) per call 2,453 2,288 -165 -6.7%
Excl. Wall Time (microsec)52 35 -17 -32.7%
Incl. CPU (microsecs)2,100 2,037 -63 -3.0%
Incl. CPU (microsecs) per call 2,100 2,037 -63 -3.0%
Excl. CPU (microsec)43 27 -16 -37.2%
Incl. MemUse (bytes)262,032 262,048 16 0.0%
Incl. MemUse (bytes) per call 262,032 262,048 16 0.0%
Excl. MemUse (bytes)4,080 4,080 0 0.0%
Incl. PeakMemUse (bytes)249,928 249,936 8 0.0%
Incl. PeakMemUse (bytes) per call 249,928 249,936 8 0.0%
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% -165 -0.4% -63 -0.2% 16 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-17 -10.3% -16 -25.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% -165 -100.0% -63 -100.0% 16 100.0% 8 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% -160 -97.0% -59 -93.7% 16 100.0% -56 -700.0%
spl_autoload_call0 N/A% 70 42.4% 70 111.1% 0 0.0% 64 800.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -59 -35.8% -59 -93.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 0.6% 1 1.6% 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%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%