Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls187 187 0 0.0%
Incl. Wall Time (microsec)1,163 1,159 -4 -0.3%
Incl. Wall Time (microsec) per call 6 6 -0 -0.3%
Excl. Wall Time (microsec)583 579 -4 -0.7%
Incl. CPU (microsecs)1,308 1,316 8 0.6%
Incl. CPU (microsecs) per call 7 7 0 0.6%
Excl. CPU (microsec)581 575 -6 -1.0%
Incl. MemUse (bytes)39,696 39,696 0 0.0%
Incl. MemUse (bytes) per call 212 212 0 0.0%
Excl. MemUse (bytes)-192,520 -192,520 0 0.0%
Incl. PeakMemUse (bytes)27,152 26,928 -224 -0.8%
Incl. PeakMemUse (bytes) per call 145 144 -1 -0.8%
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% -4 -0.0% 8 0.1% 0 0.0% -224 -0.4%
Exclusive Metrics Diff for Current Function-4 -100.0% -6 -75.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -4 -100.0% 8 100.0% 0 N/A% -224 -100.0%
Child function
str_replace0 N/A% 0 0.0% 14 175.0% 0 N/A% -224 -100.0%