Diff Report
Run #523f1f1f50546: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f1dee40c1a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #523f1f1f50546Run #523f1dee40c1aDiffDiff%
Number of Function Calls243 243 0 0.0%
Incl. Wall Time (microsec)4,997 4,915 -82 -1.6%
Incl. Wall Time (microsec) per call 21 20 -0 -1.6%
Excl. Wall Time (microsec)1,189 1,190 1 0.1%
Incl. CPU (microsecs)5,225 5,146 -79 -1.5%
Incl. CPU (microsecs) per call 22 21 -0 -1.5%
Excl. CPU (microsec)1,014 990 -24 -2.4%
Incl. MemUse (bytes)243,832 243,800 -32 -0.0%
Incl. MemUse (bytes) per call 1,003 1,003 -0 -0.0%
Excl. MemUse (bytes)-39,560 -39,544 16 0.0%
Incl. PeakMemUse (bytes)64,568 63,352 -1,216 -1.9%
Incl. PeakMemUse (bytes) per call 266 261 -5 -1.9%
Excl. PeakMemUse (bytes)2,344 2,312 -32 -1.4%

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% -82 -2.5% -79 -2.5% -32 -0.0% -1,216 -0.6%
Exclusive Metrics Diff for Current Function1 1.2% -24 -30.4% 16 50.0% -32 -2.6%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -82 -100.0% -79 -100.0% -32 -100.0% -1,216 -100.0%
Child functions
PDO::prepare0 N/A% -81 -98.8% -43 -54.4% -32 -100.0% -96 -7.9%
Drupal\Core\Database\Connection::prefixTables0 N/A% -2 -2.4% -12 -15.2% -16 -50.0% -1,088 -89.5%