Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)1,482 1,484 2 0.1%
Incl. Wall Time (microsec) per call 9 9 0 0.1%
Excl. Wall Time (microsec)769 756 -13 -1.7%
Incl. CPU (microsecs)1,645 1,650 5 0.3%
Incl. CPU (microsecs) per call 10 10 0 0.3%
Excl. CPU (microsec)757 751 -6 -0.8%
Incl. MemUse (bytes)29,740 29,744 4 0.0%
Incl. MemUse (bytes) per call 175 175 0 0.0%
Excl. MemUse (bytes)-100,364 -100,364 0 0.0%
Incl. PeakMemUse (bytes)29,120 29,108 -12 -0.0%
Incl. PeakMemUse (bytes) per call 171 171 -0 -0.0%
Excl. PeakMemUse (bytes)388 388 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prefixTables [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::prefixTables0 N/A% 2 0.1% 5 0.2% 4 0.0% -12 -0.0%
Exclusive Metrics Diff for Current Function-13 -650.0% -6 -120.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 2 100.0% 5 100.0% 4 100.0% -12 -100.0%
Child function
str_replace0 N/A% 15 750.0% 11 220.0% 4 100.0% -12 -100.0%