Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5208407650493Run #520840a963a54DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)1,660 1,685 25 1.5%
Incl. Wall Time (microsec) per call 20 20 0 1.5%
Excl. Wall Time (microsec)407 416 9 2.2%
Incl. CPU (microsecs)1,725 1,767 42 2.4%
Incl. CPU (microsecs) per call 21 21 1 2.4%
Excl. CPU (microsec)335 349 14 4.2%
Incl. MemUse (bytes)92,608 92,608 0 0.0%
Incl. MemUse (bytes) per call 1,116 1,116 0 0.0%
Excl. MemUse (bytes)-15,048 -15,048 0 0.0%
Incl. PeakMemUse (bytes)33,744 33,744 0 0.0%
Incl. PeakMemUse (bytes) per call 407 407 0 0.0%
Excl. PeakMemUse (bytes)1,912 1,912 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% 25 23.1% 42 23.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function9 36.0% 14 33.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 25 100.0% 42 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 9 36.0% 9 21.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% 7 28.0% 19 45.2% 0 N/A% 0 N/A%