Diff Report
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52f5c574bebafRun #52f5c520502f0DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)1,219 1,263 44 3.6%
Incl. Wall Time (microsec) per call 17 18 1 3.6%
Excl. Wall Time (microsec)314 327 13 4.1%
Incl. CPU (microsecs)1,274 1,320 46 3.6%
Incl. CPU (microsecs) per call 18 19 1 3.6%
Excl. CPU (microsec)260 281 21 8.1%
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)31,000 30,848 -152 -0.5%
Incl. PeakMemUse (bytes) per call 437 434 -2 -0.5%
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% 44 191.3% 46 50.0% 0 0.0% -152 -0.3%
Exclusive Metrics Diff for Current Function13 29.5% 21 45.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 44 100.0% 46 100.0% 0 N/A% -152 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 16 36.4% 14 30.4% 0 N/A% -72 -47.4%
PDO::prepare0 N/A% 15 34.1% 11 23.9% 0 N/A% -80 -52.6%