Diff Report
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51fdbd76c2eedRun #51fdbca2b5409DiffDiff%
Number of Function Calls169 169 0 0.0%
Incl. Wall Time (microsec)3,412 3,434 22 0.6%
Incl. Wall Time (microsec) per call 20 20 0 0.6%
Excl. Wall Time (microsec)835 833 -2 -0.2%
Incl. CPU (microsecs)3,554 3,594 40 1.1%
Incl. CPU (microsecs) per call 21 21 0 1.1%
Excl. CPU (microsec)692 707 15 2.2%
Incl. MemUse (bytes)165,736 165,736 0 0.0%
Incl. MemUse (bytes) per call 981 981 0 0.0%
Excl. MemUse (bytes)-24,200 -24,200 0 0.0%
Incl. PeakMemUse (bytes)53,216 53,216 0 0.0%
Incl. PeakMemUse (bytes) per call 315 315 0 0.0%
Excl. PeakMemUse (bytes)2,672 2,672 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 3.3% 40 2.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -9.1% 15 37.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 22 100.0% 40 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 18 81.8% 13 32.5% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 6 27.3% 12 30.0% 0 N/A% 0 N/A%