Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519730b884300: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51972fb0786efRun #519730b884300DiffDiff%
Number of Function Calls112 112 0 0.0%
Incl. Wall Time (microsec)68,637 68,813 176 0.3%
Incl. Wall Time (microsec) per call 613 614 2 0.3%
Excl. Wall Time (microsec)15,214 15,171 -43 -0.3%
Incl. CPU (microsecs)8,000 4,000 -4,000 -50.0%
Incl. CPU (microsecs) per call 71 36 -36 -50.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)193,768 193,768 0 0.0%
Incl. MemUse (bytes) per call 1,730 1,730 0 0.0%
Excl. MemUse (bytes)-21,136 -21,136 0 0.0%
Incl. PeakMemUse (bytes)63,200 63,200 0 0.0%
Incl. PeakMemUse (bytes) per call 564 564 0 0.0%
Excl. PeakMemUse (bytes)3,856 3,856 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% 176 20.9% -4,000 -100.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-43 -24.4% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 176 100.0% -4,000 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 133 75.6% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% 86 48.9% 0 0.0% 0 N/A% 0 N/A%