Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls182 182 0 0.0%
Incl. Wall Time (microsec)3,781 3,768 -13 -0.3%
Incl. Wall Time (microsec) per call 21 21 -0 -0.3%
Excl. Wall Time (microsec)931 907 -24 -2.6%
Incl. CPU (microsecs)3,925 3,930 5 0.1%
Incl. CPU (microsecs) per call 22 22 0 0.1%
Excl. CPU (microsec)788 778 -10 -1.3%
Incl. MemUse (bytes)188,024 188,024 0 0.0%
Incl. MemUse (bytes) per call 1,033 1,033 0 0.0%
Excl. MemUse (bytes)-31,192 -31,216 -24 -0.1%
Incl. PeakMemUse (bytes)61,904 64,200 2,296 3.7%
Incl. PeakMemUse (bytes) per call 340 353 13 3.7%
Excl. PeakMemUse (bytes)2,816 2,632 -184 -6.5%

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% -13 -0.8% 5 0.3% 0 0.0% 2,296 1.7%
Exclusive Metrics Diff for Current Function-24 -184.6% -10 -200.0% -24 N/A% -184 -8.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -13 -100.0% 5 100.0% 0 N/A% 2,296 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 35 269.2% 45 900.0% 24 N/A% 2,400 104.5%
PDO::prepare0 N/A% -24 -184.6% -30 -600.0% 0 N/A% 80 3.5%