Diff Report
Run #52c96dcbc5e6a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52c96dcbc5e6aRun #52c96d7c36f9eDiffDiff%
Number of Function Calls121 121 0 0.0%
Incl. Wall Time (microsec)545 567 22 4.0%
Incl. Wall Time (microsec) per call 5 5 0 4.0%
Excl. Wall Time (microsec)300 293 -7 -2.3%
Incl. CPU (microsecs)641 676 35 5.5%
Incl. CPU (microsecs) per call 5 6 0 5.5%
Excl. CPU (microsec)313 323 10 3.2%
Incl. MemUse (bytes)25,968 25,968 0 0.0%
Incl. MemUse (bytes) per call 215 215 0 0.0%
Excl. MemUse (bytes)-123,096 -123,080 16 0.0%
Incl. PeakMemUse (bytes)25,872 25,792 -80 -0.3%
Incl. PeakMemUse (bytes) per call 214 213 -1 -0.3%
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% 22 2.9% 35 2.3% 0 0.0% -80 -0.1%
Exclusive Metrics Diff for Current Function-7 -31.8% 10 28.6% 16 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 22 100.0% 35 100.0% 0 N/A% -80 -100.0%
Child function
str_replace0 N/A% 29 131.8% 25 71.4% -16 N/A% -80 -100.0%