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

Drupal\Core\Database\Connection::prepareQueryRun #52c642960e9a6Run #52c641a950046DiffDiff%
Number of Function Calls159 159 0 0.0%
Incl. Wall Time (microsec)2,766 2,744 -22 -0.8%
Incl. Wall Time (microsec) per call 17 17 -0 -0.8%
Excl. Wall Time (microsec)710 725 15 2.1%
Incl. CPU (microsecs)2,899 2,892 -7 -0.2%
Incl. CPU (microsecs) per call 18 18 -0 -0.2%
Excl. CPU (microsec)591 609 18 3.0%
Incl. MemUse (bytes)165,736 165,744 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)50,368 50,328 -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 Function15 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%