Diff Report
Run #51ba929760d1b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51ba946b609ed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51ba929760d1bRun #51ba946b609edDiffDiff%
Number of Function Calls69 69 0 0.0%
Incl. Wall Time (microsec)411 429 18 4.4%
Incl. Wall Time (microsec) per call 6 6 0 4.4%
Excl. Wall Time (microsec)223 222 -1 -0.4%
Incl. CPU (microsecs)479 494 15 3.1%
Incl. CPU (microsecs) per call 7 7 0 3.1%
Excl. CPU (microsec)214 222 8 3.7%
Incl. MemUse (bytes)17,760 17,864 104 0.6%
Incl. MemUse (bytes) per call 257 259 2 0.6%
Excl. MemUse (bytes)-76,520 -77,184 -664 -0.9%
Incl. PeakMemUse (bytes)15,616 9,720 -5,896 -37.8%
Incl. PeakMemUse (bytes) per call 226 141 -85 -37.8%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% 18 0.0% 15 0.0% 104 0.0% -5,896 -0.0%
Exclusive Metrics Diff for Current Function-1 -5.6% 8 53.3% -664 -638.5% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 18 100.0% 15 100.0% 104 100.0% -5,896 -100.0%
Child function
str_replace0 N/A% 19 105.6% 7 46.7% 768 738.5% -5,896 -100.0%