Diff Report
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc817b51ae: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519fc53e46a65Run #519fc817b51aeDiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)1,278 1,300 22 1.7%
Incl. Wall Time (microsec) per call 12 13 0 1.7%
Excl. Wall Time (microsec)332 340 8 2.4%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)107,208 107,208 0 0.0%
Incl. MemUse (bytes) per call 1,041 1,041 0 0.0%
Excl. MemUse (bytes)-15,224 -15,224 0 0.0%
Incl. PeakMemUse (bytes)47,624 47,624 0 0.0%
Incl. PeakMemUse (bytes) per call 462 462 0 0.0%
Excl. PeakMemUse (bytes)3,352 3,352 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% 22 0.5% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 36.4% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 22 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 20 90.9% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -6 -27.3% 0 N/A% 0 N/A% 0 N/A%