Diff Report
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fbd1297c93: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #518fb7370421eRun #518fbd1297c93DiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)876 901 25 2.9%
Incl. Wall Time (microsec) per call 6 6 0 2.9%
Excl. Wall Time (microsec)447 462 15 3.4%
Incl. CPU (microsecs)998 1,022 24 2.4%
Incl. CPU (microsecs) per call 7 7 0 2.4%
Excl. CPU (microsec)422 442 20 4.7%
Incl. MemUse (bytes)36,544 36,536 -8 -0.0%
Incl. MemUse (bytes) per call 250 250 -0 -0.0%
Excl. MemUse (bytes)-154,808 -154,816 -8 -0.0%
Incl. PeakMemUse (bytes)26,816 28,864 2,048 7.6%
Incl. PeakMemUse (bytes) per call 184 198 14 7.6%
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% 25 0.8% 24 0.6% -8 -0.0% 2,048 0.5%
Exclusive Metrics Diff for Current Function15 60.0% 20 83.3% -8 -100.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 25 100.0% 24 100.0% -8 -100.0% 2,048 100.0%
Child function
str_replace0 N/A% 10 40.0% 4 16.7% 0 0.0% 2,048 100.0%