Diff Report
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec8bd1b3c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519ec8682c2dcRun #519ec8bd1b3c1DiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)2,375 2,431 56 2.4%
Incl. Wall Time (microsec) per call 19 20 0 2.4%
Excl. Wall Time (microsec)596 598 2 0.3%
Incl. CPU (microsecs)2,487 2,540 53 2.1%
Incl. CPU (microsecs) per call 20 21 0 2.1%
Excl. CPU (microsec)505 506 1 0.2%
Incl. MemUse (bytes)127,040 127,040 0 0.0%
Incl. MemUse (bytes) per call 1,041 1,041 0 0.0%
Excl. MemUse (bytes)-19,920 -19,920 0 0.0%
Incl. PeakMemUse (bytes)33,440 33,440 0 0.0%
Incl. PeakMemUse (bytes) per call 274 274 0 0.0%
Excl. PeakMemUse (bytes)728 728 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% 56 2.2% 53 1.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 3.6% 1 1.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 56 100.0% 53 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 31 55.4% 44 83.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% 23 41.1% 8 15.1% 0 N/A% 0 N/A%