Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls158 158 0 0.0%
Incl. Wall Time (microsec)970 862 -108 -11.1%
Incl. Wall Time (microsec) per call 6 5 -1 -11.1%
Excl. Wall Time (microsec)480 474 -6 -1.2%
Incl. CPU (microsecs)1,103 994 -109 -9.9%
Incl. CPU (microsecs) per call 7 6 -1 -9.9%
Excl. CPU (microsec)485 470 -15 -3.1%
Incl. MemUse (bytes)34,584 34,584 0 0.0%
Incl. MemUse (bytes) per call 219 219 0 0.0%
Excl. MemUse (bytes)-161,184 -161,200 -16 -0.0%
Incl. PeakMemUse (bytes)31,072 31,072 0 0.0%
Incl. PeakMemUse (bytes) per call 197 197 0 0.0%
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% -108 -4.7% -109 -5.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-6 -5.6% -15 -13.8% -16 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -108 -100.0% -109 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% -102 -94.4% -94 -86.2% 16 N/A% 0 N/A%