Diff Report
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c642960e9a6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52c641a950046Run #52c642960e9a6DiffDiff%
Number of Function Calls159 159 0 0.0%
Incl. Wall Time (microsec)2,744 2,766 22 0.8%
Incl. Wall Time (microsec) per call 17 17 0 0.8%
Excl. Wall Time (microsec)725 710 -15 -2.1%
Incl. CPU (microsecs)2,892 2,899 7 0.2%
Incl. CPU (microsecs) per call 18 18 0 0.2%
Excl. CPU (microsec)609 591 -18 -3.0%
Incl. MemUse (bytes)165,744 165,736 -8 -0.0%
Incl. MemUse (bytes) per call 1,042 1,042 -0 -0.0%
Excl. MemUse (bytes)-26,752 -26,752 0 0.0%
Incl. PeakMemUse (bytes)50,328 50,368 40 0.1%
Incl. PeakMemUse (bytes) per call 317 317 0 0.1%
Excl. PeakMemUse (bytes)2,424 2,424 0 0.0%

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% 22 0.8% 7 0.3% -8 -0.0% 40 0.1%
Exclusive Metrics Diff for Current Function-15 -68.2% -18 -257.1% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 22 100.0% 7 100.0% -8 -100.0% 40 100.0%
Child functions
PDO::prepare0 N/A% 19 86.4% 13 185.7% -8 -100.0% 40 100.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 18 81.8% 12 171.4% 0 0.0% 0 0.0%