Diff Report
Run #55919d1190958: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55919cdb0fed9: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #55919d1190958Run #55919cdb0fed9DiffDiff%
Number of Function Calls71 77 6 8.5%
Incl. Wall Time (microsec)598 645 47 7.9%
Incl. Wall Time (microsec) per call 8 8 -0 -0.5%
Excl. Wall Time (microsec)156 167 11 7.1%
Incl. MemUse (bytes)72,056 77,472 5,416 7.5%
Incl. MemUse (bytes) per call 1,015 1,006 -9 -0.9%
Excl. MemUse (bytes)-8,368 -9,080 -712 -8.5%
Incl. PeakMemUse (bytes)20,304 21,416 1,112 5.5%
Incl. PeakMemUse (bytes) per call 286 278 -8 -2.7%
Excl. PeakMemUse (bytes)1,288 1,288 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery6 33.3% 47 0.6% 5,416 0.6% 1,112 0.1%
Exclusive Metrics Diff for Current Function11 23.4% -712 -13.1% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query6 100.0% 47 100.0% 5,416 100.0% 1,112 100.0%
Child functions
PDO::prepare6 50.0% 30 63.8% 5,128 94.7% 848 76.3%
Drupal\Core\Database\Connection::prefixTables6 50.0% 6 12.8% 1,000 18.5% 264 23.7%