Diff Report
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #51ec3c5ab9ae4Run #51ec3b81ad265DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)849 854 5 0.6%
Incl. Wall Time (microsec) per call 6 6 0 0.6%
Excl. Wall Time (microsec)415 420 5 1.2%
Incl. CPU (microsecs)959 975 16 1.7%
Incl. CPU (microsecs) per call 7 7 0 1.7%
Excl. CPU (microsec)407 448 41 10.1%
Incl. MemUse (bytes)33,440 33,440 0 0.0%
Incl. MemUse (bytes) per call 248 248 0 0.0%
Excl. MemUse (bytes)-142,792 -142,792 0 0.0%
Incl. PeakMemUse (bytes)42,104 42,056 -48 -0.1%
Incl. PeakMemUse (bytes) per call 312 312 -0 -0.1%
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% 5 1.3% 16 1.5% 0 0.0% -48 -0.1%
Exclusive Metrics Diff for Current Function5 100.0% 41 256.2% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 5 100.0% 16 100.0% 0 N/A% -48 -100.0%
Child function
str_replace0 N/A% 0 0.0% -25 -156.2% 0 N/A% -48 -100.0%