Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #53923d861ff11Run #53923e49d2b58DiffDiff%
Number of Function Calls258 258 0 0.0%
Incl. Wall Time (microsec)2,323 2,330 7 0.3%
Incl. Wall Time (microsec) per call 9 9 0 0.3%
Excl. Wall Time (microsec)1,169 1,178 9 0.8%
Incl. CPU (microsecs)2,588 2,573 -15 -0.6%
Incl. CPU (microsecs) per call 10 10 -0 -0.6%
Excl. CPU (microsec)1,171 1,146 -25 -2.1%
Incl. MemUse (bytes)51,568 51,568 0 0.0%
Incl. MemUse (bytes) per call 200 200 0 0.0%
Excl. MemUse (bytes)-160,404 -160,404 0 0.0%
Incl. PeakMemUse (bytes)48,636 48,048 -588 -1.2%
Incl. PeakMemUse (bytes) per call 189 186 -2 -1.2%
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% 7 0.4% -15 -1.4% 0 0.0% -588 -84.5%
Exclusive Metrics Diff for Current Function9 128.6% -25 -166.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 7 100.0% -15 -100.0% 0 N/A% -588 -100.0%
Child function
str_replace0 N/A% -2 -28.6% 10 66.7% 0 N/A% -588 -100.0%