Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls189 189 0 0.0%
Incl. Wall Time (microsec)1,606 1,630 24 1.5%
Incl. Wall Time (microsec) per call 8 9 0 1.5%
Excl. Wall Time (microsec)826 827 1 0.1%
Incl. CPU (microsecs)1,804 1,812 8 0.4%
Incl. CPU (microsecs) per call 10 10 0 0.4%
Excl. CPU (microsec)862 837 -25 -2.9%
Incl. MemUse (bytes)32,152 32,152 0 0.0%
Incl. MemUse (bytes) per call 170 170 0 0.0%
Excl. MemUse (bytes)-111,612 -111,600 12 0.0%
Incl. PeakMemUse (bytes)28,860 29,020 160 0.6%
Incl. PeakMemUse (bytes) per call 153 154 1 0.6%
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% 24 1.4% 8 2.0% 0 0.0% 160 0.6%
Exclusive Metrics Diff for Current Function1 4.2% -25 -312.5% 12 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 24 100.0% 8 100.0% 0 N/A% 160 100.0%
Child function
str_replace0 N/A% 23 95.8% 33 412.5% -12 N/A% 160 100.0%