Diff Report
Run #52f30b8747627: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52f30aadf2c65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52f30b8747627Run #52f30aadf2c65DiffDiff%
Number of Function Calls164 164 0 0.0%
Incl. Wall Time (microsec)3,569 3,655 86 2.4%
Incl. Wall Time (microsec) per call 22 22 1 2.4%
Excl. Wall Time (microsec)892 889 -3 -0.3%
Incl. CPU (microsecs)3,715 3,824 109 2.9%
Incl. CPU (microsecs) per call 23 23 1 2.9%
Excl. CPU (microsec)738 745 7 0.9%
Incl. MemUse (bytes)165,264 165,264 0 0.0%
Incl. MemUse (bytes) per call 1,008 1,008 0 0.0%
Excl. MemUse (bytes)-25,008 -25,008 0 0.0%
Incl. PeakMemUse (bytes)50,976 50,544 -432 -0.8%
Incl. PeakMemUse (bytes) per call 311 308 -3 -0.8%
Excl. PeakMemUse (bytes)1,752 1,680 -72 -4.1%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [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\Connection::prepareQuery0 N/A% 86 2.0% 109 2.7% 0 0.0% -432 -0.6%
Exclusive Metrics Diff for Current Function-3 -3.5% 7 6.4% 0 N/A% -72 -16.7%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 86 100.0% 109 100.0% 0 N/A% -432 -100.0%
Child functions
PDO::prepare0 N/A% 57 66.3% 64 58.7% 0 N/A% -360 -83.3%
Drupal\Core\Database\Connection::prefixTables0 N/A% 32 37.2% 38 34.9% 0 N/A% 0 0.0%