Diff Report
Run #54dec09b09eb9: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54dec21b63f84: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #54dec09b09eb9Run #54dec21b63f84DiffDiff%
Number of Function Calls153 154 1 0.7%
Incl. Wall Time (microsec)2,767 2,788 21 0.8%
Incl. Wall Time (microsec) per call 18 18 0 0.1%
Excl. Wall Time (microsec)632 619 -13 -2.1%
Incl. MemUse (bytes)156,288 157,240 952 0.6%
Incl. MemUse (bytes) per call 1,021 1,021 -0 -0.0%
Excl. MemUse (bytes)-23,224 -23,352 -128 -0.6%
Incl. PeakMemUse (bytes)32,176 32,296 120 0.4%
Incl. PeakMemUse (bytes) per call 210 210 -1 -0.3%
Excl. PeakMemUse (bytes)1,184 1,184 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery1 33.3% 21 0.0% 952 0.4% 120 0.0%
Exclusive Metrics Diff for Current Function-13 -61.9% -128 -13.4% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query1 100.0% 21 100.0% 952 100.0% 120 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables1 50.0% 23 109.5% 176 18.5% 40 33.3%
PDO::prepare1 50.0% 11 52.4% 904 95.0% 80 66.7%