Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)449 459 10 2.2%
Incl. Wall Time (microsec) per call 5 5 0 2.2%
Excl. Wall Time (microsec)256 270 14 5.5%
Incl. CPU (microsecs)525 533 8 1.5%
Incl. CPU (microsecs) per call 6 6 0 1.5%
Excl. CPU (microsec)249 259 10 4.0%
Incl. MemUse (bytes)19,032 19,032 0 0.0%
Incl. MemUse (bytes) per call 216 216 0 0.0%
Excl. MemUse (bytes)-88,968 -88,968 0 0.0%
Incl. PeakMemUse (bytes)19,360 19,360 0 0.0%
Incl. PeakMemUse (bytes) per call 220 220 0 0.0%
Excl. PeakMemUse (bytes)760 760 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% 10 2.5% 8 2.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function14 140.0% 10 125.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 10 100.0% 8 100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -4 -40.0% -2 -25.0% 0 N/A% 0 N/A%