Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls171 171 0 0.0%
Incl. Wall Time (microsec)1,687 1,662 -25 -1.5%
Incl. Wall Time (microsec) per call 10 10 -0 -1.5%
Excl. Wall Time (microsec)941 913 -28 -3.0%
Incl. CPU (microsecs)1,877 1,832 -45 -2.4%
Incl. CPU (microsecs) per call 11 11 -0 -2.4%
Excl. CPU (microsec)948 879 -69 -7.3%
Incl. MemUse (bytes)30,056 30,056 0 0.0%
Incl. MemUse (bytes) per call 176 176 0 0.0%
Excl. MemUse (bytes)-108,604 -108,604 0 0.0%
Incl. PeakMemUse (bytes)17,488 17,488 0 0.0%
Incl. PeakMemUse (bytes) per call 102 102 0 0.0%
Excl. PeakMemUse (bytes)248 248 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 -1.1% -45 -4.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-28 -112.0% -69 -153.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -25 -100.0% -45 -100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% 3 12.0% 24 53.3% 0 N/A% 0 N/A%