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

Drupal\Core\Database\Connection::prepareQueryRun #5394e33e8d847Run #5394e21e9bd45DiffDiff%
Number of Function Calls264 264 0 0.0%
Incl. Wall Time (microsec)5,486 5,547 61 1.1%
Incl. Wall Time (microsec) per call 21 21 0 1.1%
Excl. Wall Time (microsec)1,369 1,404 35 2.6%
Incl. CPU (microsecs)5,735 5,793 58 1.0%
Incl. CPU (microsecs) per call 22 22 0 1.0%
Excl. CPU (microsec)1,193 1,221 28 2.3%
Incl. MemUse (bytes)272,760 272,752 -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)65,384 64,992 -392 -0.6%
Incl. PeakMemUse (bytes) per call 248 246 -1 -0.6%
Excl. PeakMemUse (bytes)2,096 2,056 -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 Function35 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%