Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: 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 #52f5c574bebafDiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)1,263 1,219 -44 -3.5%
Incl. Wall Time (microsec) per call 18 17 -1 -3.5%
Excl. Wall Time (microsec)327 314 -13 -4.0%
Incl. CPU (microsecs)1,320 1,274 -46 -3.5%
Incl. CPU (microsecs) per call 19 18 -1 -3.5%
Excl. CPU (microsec)281 260 -21 -7.5%
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 31,000 152 0.5%
Incl. PeakMemUse (bytes) per call 434 437 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 Function-13 -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%