Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5ac5912c3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51ca5a4995c23Run #51ca5ac5912c3DiffDiff%
Number of Function Calls157 157 0 0.0%
Incl. Wall Time (microsec)4,579 4,474 -105 -2.3%
Incl. Wall Time (microsec) per call 29 28 -1 -2.3%
Excl. Wall Time (microsec)1,075 1,092 17 1.6%
Incl. CPU (microsecs)4,733 4,621 -112 -2.4%
Incl. CPU (microsecs) per call 30 29 -1 -2.4%
Excl. CPU (microsec)966 945 -21 -2.2%
Incl. MemUse (bytes)153,344 153,344 0 0.0%
Incl. MemUse (bytes) per call 977 977 0 0.0%
Excl. MemUse (bytes)-21,800 -21,800 0 0.0%
Incl. PeakMemUse (bytes)41,128 41,128 0 0.0%
Incl. PeakMemUse (bytes) per call 262 262 0 0.0%
Excl. PeakMemUse (bytes)2,240 2,240 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% -105 -30.2% -112 -7.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function17 16.2% -21 -18.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -105 -100.0% -112 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -103 -98.1% -68 -60.7% 0 N/A% 0 N/A%
PDO::prepare0 N/A% -19 -18.1% -23 -20.5% 0 N/A% 0 N/A%