Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920bd97d62d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #53920b950c201Run #53920bd97d62dDiffDiff%
Number of Function Calls153 153 0 0.0%
Incl. Wall Time (microsec)1,332 1,331 -1 -0.1%
Incl. Wall Time (microsec) per call 9 9 -0 -0.1%
Excl. Wall Time (microsec)671 689 18 2.7%
Incl. CPU (microsecs)1,479 1,480 1 0.1%
Incl. CPU (microsecs) per call 10 10 0 0.1%
Excl. CPU (microsec)674 703 29 4.3%
Incl. MemUse (bytes)26,372 26,372 0 0.0%
Incl. MemUse (bytes) per call 172 172 0 0.0%
Excl. MemUse (bytes)-89,536 -89,536 0 0.0%
Incl. PeakMemUse (bytes)26,480 26,480 0 0.0%
Incl. PeakMemUse (bytes) per call 173 173 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% -1 -0.2% 1 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function18 1800.0% 29 2900.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -1 -100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -19 -1900.0% -28 -2800.0% 0 N/A% 0 N/A%