Diff Report
Run #5198ed6acdf41: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198eec546553: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5198ed6acdf41Run #5198eec546553DiffDiff%
Number of Function Calls158 158 0 0.0%
Incl. Wall Time (microsec)3,090 3,108 18 0.6%
Incl. Wall Time (microsec) per call 20 20 0 0.6%
Excl. Wall Time (microsec)759 762 3 0.4%
Incl. CPU (microsecs)3,216 3,235 19 0.6%
Incl. CPU (microsecs) per call 20 20 0 0.6%
Excl. CPU (microsec)633 639 6 0.9%
Incl. MemUse (bytes)164,272 164,272 0 0.0%
Incl. MemUse (bytes) per call 1,040 1,040 0 0.0%
Excl. MemUse (bytes)-27,048 -27,048 0 0.0%
Incl. PeakMemUse (bytes)40,960 40,960 0 0.0%
Incl. PeakMemUse (bytes) per call 259 259 0 0.0%
Excl. PeakMemUse (bytes)1,112 1,112 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% 18 9.0% 19 19.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 16.7% 6 31.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 18 100.0% 19 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 8 44.4% 11 57.9% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 7 38.9% 2 10.5% 0 N/A% 0 N/A%