Diff Report
Run #52e49caf3c7f2: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e49d73f02cb: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52e49caf3c7f2Run #52e49d73f02cbDiffDiff%
Number of Function Calls162 162 0 0.0%
Incl. Wall Time (microsec)3,395 3,402 7 0.2%
Incl. Wall Time (microsec) per call 21 21 0 0.2%
Excl. Wall Time (microsec)828 831 3 0.4%
Incl. CPU (microsecs)3,530 3,560 30 0.8%
Incl. CPU (microsecs) per call 22 22 0 0.8%
Excl. CPU (microsec)705 736 31 4.4%
Incl. MemUse (bytes)200,640 200,656 16 0.0%
Incl. MemUse (bytes) per call 1,239 1,239 0 0.0%
Excl. MemUse (bytes)-43,224 -43,224 0 0.0%
Incl. PeakMemUse (bytes)82,016 81,520 -496 -0.6%
Incl. PeakMemUse (bytes) per call 506 503 -3 -0.6%
Excl. PeakMemUse (bytes)2,080 2,040 -40 -1.9%

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% 7 0.3% 30 1.5% 16 0.0% -496 -0.8%
Exclusive Metrics Diff for Current Function3 42.9% 31 103.3% 0 0.0% -40 -8.1%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 7 100.0% 30 100.0% 16 100.0% -496 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 5 71.4% -2 -6.7% 0 0.0% -496 -100.0%
PDO::prepare0 N/A% -1 -14.3% 1 3.3% 16 100.0% 40 8.1%