Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls171 171 0 0.0%
Incl. Wall Time (microsec)5,884 5,887 3 0.1%
Incl. Wall Time (microsec) per call 34 34 0 0.1%
Excl. Wall Time (microsec)1,501 1,520 19 1.3%
Incl. CPU (microsecs)6,046 6,046 0 0.0%
Incl. CPU (microsecs) per call 35 35 0 0.0%
Excl. CPU (microsec)1,313 1,357 44 3.4%
Incl. MemUse (bytes)142,688 142,688 0 0.0%
Incl. MemUse (bytes) per call 834 834 0 0.0%
Excl. MemUse (bytes)-23,392 -23,392 0 0.0%
Incl. PeakMemUse (bytes)41,208 41,208 0 0.0%
Incl. PeakMemUse (bytes) per call 241 241 0 0.0%
Excl. PeakMemUse (bytes)668 668 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% 3 0.1% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function19 633.3% 44 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 3 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -25 -833.3% -45 N/A% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 9 300.0% 1 N/A% 0 N/A% 0 N/A%