Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls137 137 0 0.0%
Incl. Wall Time (microsec)2,365 2,388 23 1.0%
Incl. Wall Time (microsec) per call 17 17 0 1.0%
Excl. Wall Time (microsec)624 627 3 0.5%
Incl. CPU (microsecs)2,494 2,509 15 0.6%
Incl. CPU (microsecs) per call 18 18 0 0.6%
Excl. CPU (microsec)526 529 3 0.6%
Incl. MemUse (bytes)145,552 145,568 16 0.0%
Incl. MemUse (bytes) per call 1,062 1,063 0 0.0%
Excl. MemUse (bytes)-23,704 -23,696 8 0.0%
Incl. PeakMemUse (bytes)58,848 58,944 96 0.2%
Incl. PeakMemUse (bytes) per call 430 430 1 0.2%
Excl. PeakMemUse (bytes)1,688 1,688 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% 23 1.4% 15 0.9% 16 0.1% 96 0.4%
Exclusive Metrics Diff for Current Function3 13.0% 3 20.0% 8 50.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 23 100.0% 15 100.0% 16 100.0% 96 100.0%
Child functions
PDO::prepare0 N/A% 29 126.1% 8 53.3% 8 50.0% 96 100.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% -9 -39.1% 4 26.7% 0 0.0% 0 0.0%