Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls158 158 0 0.0%
Incl. Wall Time (microsec)862 873 11 1.3%
Incl. Wall Time (microsec) per call 5 6 0 1.3%
Excl. Wall Time (microsec)474 458 -16 -3.4%
Incl. CPU (microsecs)994 1,012 18 1.8%
Incl. CPU (microsecs) per call 6 6 0 1.8%
Excl. CPU (microsec)470 449 -21 -4.5%
Incl. MemUse (bytes)34,584 34,584 0 0.0%
Incl. MemUse (bytes) per call 219 219 0 0.0%
Excl. MemUse (bytes)-161,200 -161,200 0 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% 11 0.8% 18 0.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-16 -145.5% -21 -116.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 11 100.0% 18 100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% 27 245.5% 39 216.7% 0 N/A% 0 N/A%