Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180c595dcf8: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #53180b3960796Run #53180c595dcf8DiffDiff%
Number of Function Calls235 235 0 0.0%
Incl. Wall Time (microsec)4,676 4,709 33 0.7%
Incl. Wall Time (microsec) per call 20 20 0 0.7%
Excl. Wall Time (microsec)1,160 1,167 7 0.6%
Incl. CPU (microsecs)4,893 4,911 18 0.4%
Incl. CPU (microsecs) per call 21 21 0 0.4%
Excl. CPU (microsec)1,009 980 -29 -2.9%
Incl. MemUse (bytes)242,456 242,456 0 0.0%
Incl. MemUse (bytes) per call 1,032 1,032 0 0.0%
Excl. MemUse (bytes)-40,640 -40,640 0 0.0%
Incl. PeakMemUse (bytes)78,584 78,896 312 0.4%
Incl. PeakMemUse (bytes) per call 334 336 1 0.4%
Excl. PeakMemUse (bytes)2,112 2,040 -72 -3.4%

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% 33 2.4% 18 1.3% 0 0.0% 312 0.1%
Exclusive Metrics Diff for Current Function7 21.2% -29 -161.1% 0 N/A% -72 -23.1%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 33 100.0% 18 100.0% 0 N/A% 312 100.0%
Child functions
PDO::prepare0 N/A% 16 48.5% 37 205.6% 0 N/A% 672 215.4%
Drupal\Core\Database\Connection::prefixTables0 N/A% 10 30.3% 10 55.6% 0 N/A% -288 -92.3%