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

Drupal\Core\Database\Connection::prepareQueryRun #54dec21b63f84Run #54dec09b09eb9DiffDiff%
Number of Function Calls154 153 -1 -0.6%
Incl. Wall Time (microsec)2,788 2,767 -21 -0.8%
Incl. Wall Time (microsec) per call 18 18 -0 -0.1%
Excl. Wall Time (microsec)619 632 13 2.1%
Incl. MemUse (bytes)157,240 156,288 -952 -0.6%
Incl. MemUse (bytes) per call 1,021 1,021 0 0.0%
Excl. MemUse (bytes)-23,352 -23,224 128 0.5%
Incl. PeakMemUse (bytes)32,296 32,176 -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::prepareQuery-1 -33.3% -21 -0.0% -952 -0.4% -120 -0.0%
Exclusive Metrics Diff for Current Function13 61.9% 128 13.4% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query-1 -100.0% -21 -100.0% -952 -100.0% -120 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables-1 -50.0% -23 -109.5% -176 -18.5% -40 -33.3%
PDO::prepare-1 -50.0% -11 -52.4% -904 -95.0% -80 -66.7%