Diff Report
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #518eee9367b5dRun #518ef09a47b3bDiffDiff%
Number of Function Calls112 112 0 0.0%
Incl. Wall Time (microsec)2,172 2,145 -27 -1.2%
Incl. Wall Time (microsec) per call 19 19 -0 -1.2%
Excl. Wall Time (microsec)539 525 -14 -2.6%
Incl. CPU (microsecs)2,263 2,237 -26 -1.1%
Incl. CPU (microsecs) per call 20 20 -0 -1.1%
Excl. CPU (microsec)450 443 -7 -1.6%
Incl. MemUse (bytes)115,496 115,496 0 0.0%
Incl. MemUse (bytes) per call 1,031 1,031 0 0.0%
Excl. MemUse (bytes)-17,344 -17,344 0 0.0%
Incl. PeakMemUse (bytes)40,904 41,392 488 1.2%
Incl. PeakMemUse (bytes) per call 365 370 4 1.2%
Excl. PeakMemUse (bytes)2,480 2,592 112 4.5%

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% -27 -14.5% -26 -5.1% 0 0.0% 488 1.4%
Exclusive Metrics Diff for Current Function-14 -51.9% -7 -26.9% 0 N/A% 112 23.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -27 -100.0% -26 -100.0% 0 N/A% 488 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -8 -29.6% -2 -7.7% 0 N/A% 0 0.0%
PDO::prepare0 N/A% -5 -18.5% -17 -65.4% 0 N/A% 376 77.0%