Diff Report
Run #519eb5243677d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519eb5243677dRun #519eb486908e7DiffDiff%
Number of Function Calls188 188 0 0.0%
Incl. Wall Time (microsec)1,820 1,852 32 1.8%
Incl. Wall Time (microsec) per call 10 10 0 1.8%
Excl. Wall Time (microsec)1,004 1,024 20 2.0%
Incl. CPU (microsecs)2,011 2,054 43 2.1%
Incl. CPU (microsecs) per call 11 11 0 2.1%
Excl. CPU (microsec)1,004 1,026 22 2.2%
Incl. MemUse (bytes)32,656 32,656 0 0.0%
Incl. MemUse (bytes) per call 174 174 0 0.0%
Excl. MemUse (bytes)-119,148 -119,148 0 0.0%
Incl. PeakMemUse (bytes)17,324 17,324 0 0.0%
Incl. PeakMemUse (bytes) per call 92 92 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% 32 1.6% 43 4.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function20 62.5% 22 51.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 32 100.0% 43 100.0% 0 N/A% 0 N/A%
Child function
str_replace0 N/A% 12 37.5% 21 48.8% 0 N/A% 0 N/A%