Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbca569199: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519fbb3f5c2a0Run #519fbca569199DiffDiff%
Number of Function Calls130 130 0 0.0%
Incl. Wall Time (microsec)2,680 2,646 -34 -1.3%
Incl. Wall Time (microsec) per call 21 20 -0 -1.3%
Excl. Wall Time (microsec)650 638 -12 -1.8%
Incl. CPU (microsecs)2,783 2,741 -42 -1.5%
Incl. CPU (microsecs) per call 21 21 -0 -1.5%
Excl. CPU (microsec)543 516 -27 -5.0%
Incl. MemUse (bytes)131,240 131,240 0 0.0%
Incl. MemUse (bytes) per call 1,010 1,010 0 0.0%
Excl. MemUse (bytes)-19,448 -19,448 0 0.0%
Incl. PeakMemUse (bytes)32,000 32,000 0 0.0%
Incl. PeakMemUse (bytes) per call 246 246 0 0.0%
Excl. PeakMemUse (bytes)744 744 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% -34 -5.3% -42 -14.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-12 -35.3% -27 -64.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -34 -100.0% -42 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% -11 -32.4% -10 -23.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -11 -32.4% -5 -11.9% 0 N/A% 0 N/A%