Diff Report
Run #52d4b1d6bf728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52d4b1d6bf728Run #52d4b18f32fb6DiffDiff%
Number of Function Calls124 124 0 0.0%
Incl. Wall Time (microsec)2,035 2,064 29 1.4%
Incl. Wall Time (microsec) per call 16 17 0 1.4%
Excl. Wall Time (microsec)536 535 -1 -0.2%
Incl. CPU (microsecs)2,145 2,171 26 1.2%
Incl. CPU (microsecs) per call 17 18 0 1.2%
Excl. CPU (microsec)457 445 -12 -2.6%
Incl. MemUse (bytes)137,904 137,904 0 0.0%
Incl. MemUse (bytes) per call 1,112 1,112 0 0.0%
Excl. MemUse (bytes)-24,200 -24,200 0 0.0%
Incl. PeakMemUse (bytes)60,384 60,384 0 0.0%
Incl. PeakMemUse (bytes) per call 487 487 0 0.0%
Excl. PeakMemUse (bytes)2,312 2,312 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% 29 25.4% 26 60.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -3.4% -12 -46.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 29 100.0% 26 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 25 86.2% 34 130.8% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 5 17.2% 4 15.4% 0 N/A% 0 N/A%