Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52f5c520502f0Run #52f5c5484cf48DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)1,263 1,203 -60 -4.8%
Incl. Wall Time (microsec) per call 18 17 -1 -4.8%
Excl. Wall Time (microsec)327 324 -3 -0.9%
Incl. CPU (microsecs)1,320 1,263 -57 -4.3%
Incl. CPU (microsecs) per call 19 18 -1 -4.3%
Excl. CPU (microsec)281 263 -18 -6.4%
Incl. MemUse (bytes)72,504 72,504 0 0.0%
Incl. MemUse (bytes) per call 1,021 1,021 0 0.0%
Excl. MemUse (bytes)-8,608 -8,608 0 0.0%
Incl. PeakMemUse (bytes)30,848 30,848 0 0.0%
Incl. PeakMemUse (bytes) per call 434 434 0 0.0%
Excl. PeakMemUse (bytes)2,552 2,552 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% -60 -9.1% -57 -10.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -5.0% -18 -31.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -60 -100.0% -57 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% -35 -58.3% -27 -47.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -22 -36.7% -12 -21.1% 0 N/A% 0 N/A%