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

Drupal\Core\Database\Connection::prepareQueryRun #52d4b18f32fb6Run #52d4b1d6bf728DiffDiff%
Number of Function Calls124 124 0 0.0%
Incl. Wall Time (microsec)2,064 2,035 -29 -1.4%
Incl. Wall Time (microsec) per call 17 16 -0 -1.4%
Excl. Wall Time (microsec)535 536 1 0.2%
Incl. CPU (microsecs)2,171 2,145 -26 -1.2%
Incl. CPU (microsecs) per call 18 17 -0 -1.2%
Excl. CPU (microsec)445 457 12 2.7%
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 Function1 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%