Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e33e8d847: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5394e21e9bd45Run #5394e33e8d847DiffDiff%
Number of Function Calls264 264 0 0.0%
Incl. Wall Time (microsec)5,547 5,486 -61 -1.1%
Incl. Wall Time (microsec) per call 21 21 -0 -1.1%
Excl. Wall Time (microsec)1,404 1,369 -35 -2.5%
Incl. CPU (microsecs)5,793 5,735 -58 -1.0%
Incl. CPU (microsecs) per call 22 22 -0 -1.0%
Excl. CPU (microsec)1,221 1,193 -28 -2.3%
Incl. MemUse (bytes)272,752 272,760 8 0.0%
Incl. MemUse (bytes) per call 1,033 1,033 0 0.0%
Excl. MemUse (bytes)-46,232 -46,232 0 0.0%
Incl. PeakMemUse (bytes)64,992 65,384 392 0.6%
Incl. PeakMemUse (bytes) per call 246 248 1 0.6%
Excl. PeakMemUse (bytes)2,056 2,096 40 1.9%

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% -61 -14.1% -58 -6.4% 8 3.0% 392 41.5%
Exclusive Metrics Diff for Current Function-35 -57.4% -28 -48.3% 0 0.0% 40 10.2%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -61 -100.0% -58 -100.0% 8 100.0% 392 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -28 -45.9% -46 -79.3% 0 0.0% 496 126.5%
PDO::prepare0 N/A% 2 3.3% 16 27.6% 8 100.0% -144 -36.7%