Diff Report
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52e417f8e04a5Run #52e4189e0e4feDiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)2,744 2,750 6 0.2%
Incl. Wall Time (microsec) per call 16 16 0 0.2%
Excl. Wall Time (microsec)722 708 -14 -1.9%
Incl. CPU (microsecs)2,889 2,891 2 0.1%
Incl. CPU (microsecs) per call 17 17 0 0.1%
Excl. CPU (microsec)594 601 7 1.2%
Incl. MemUse (bytes)176,808 176,808 0 0.0%
Incl. MemUse (bytes) per call 1,040 1,040 0 0.0%
Excl. MemUse (bytes)-28,928 -28,928 0 0.0%
Incl. PeakMemUse (bytes)48,160 48,160 0 0.0%
Incl. PeakMemUse (bytes) per call 283 283 0 0.0%
Excl. PeakMemUse (bytes)2,576 2,576 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% 6 1.6% 2 0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-14 -233.3% 7 350.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 6 100.0% 2 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 29 483.3% 28 1400.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -9 -150.0% -33 -1650.0% 0 N/A% 0 N/A%