Diff Report
Run #519ff7ed8fdf9: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519ff921aa26d: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519ff7ed8fdf9Run #519ff921aa26dDiffDiff%
Number of Function Calls118 119 1 0.8%
Incl. Wall Time (microsec)4,269 4,353 84 2.0%
Incl. Wall Time (microsec) per call 36 37 0 1.1%
Excl. Wall Time (microsec)965 994 29 3.0%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 34 34 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)82,120 82,768 648 0.8%
Incl. MemUse (bytes) per call 696 696 -0 -0.1%
Excl. MemUse (bytes)-17,288 -17,428 -140 -0.8%
Incl. PeakMemUse (bytes)40,440 40,316 -124 -0.3%
Incl. PeakMemUse (bytes) per call 343 339 -4 -1.1%
Excl. PeakMemUse (bytes)616 616 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::prepareQuery1 33.3% 84 1.9% 4,000 50.0% 648 3.7% -124 -0.6%
Exclusive Metrics Diff for Current Function29 34.5% 0 0.0% -140 -21.6% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query1 100.0% 84 100.0% 4,000 100.0% 648 100.0% -124 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables1 50.0% 36 42.9% 0 0.0% 168 25.9% -12 -9.7%
PDO::prepare1 50.0% 19 22.6% 4,000 100.0% 620 95.7% -112 -90.3%