Diff Report
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #524042daedba9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5240420daae43Run #524042daedba9DiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)4,395 4,294 -101 -2.3%
Incl. Wall Time (microsec) per call 30 29 -1 -2.3%
Excl. Wall Time (microsec)1,004 969 -35 -3.5%
Incl. CPU (microsecs)4,523 4,422 -101 -2.2%
Incl. CPU (microsecs) per call 31 30 -1 -2.2%
Excl. CPU (microsec)918 853 -65 -7.1%
Incl. MemUse (bytes)147,296 147,296 0 0.0%
Incl. MemUse (bytes) per call 1,009 1,009 0 0.0%
Excl. MemUse (bytes)-22,304 -22,304 0 0.0%
Incl. PeakMemUse (bytes)42,016 42,072 56 0.1%
Incl. PeakMemUse (bytes) per call 288 288 0 0.1%
Excl. PeakMemUse (bytes)2,504 2,504 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% -101 -1.0% -101 -1.1% 0 0.0% 56 0.1%
Exclusive Metrics Diff for Current Function-35 -34.7% -65 -64.4% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -101 -100.0% -101 -100.0% 0 N/A% 56 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -43 -42.6% -35 -34.7% 0 N/A% 0 0.0%
PDO::prepare0 N/A% -23 -22.8% -1 -1.0% 0 N/A% 56 100.0%