Diff Report
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #52e4374042aceRun #52e436ce9c71dDiffDiff%
Number of Function Calls122 121 -1 -0.8%
Incl. Wall Time (microsec)631 604 -27 -4.3%
Incl. Wall Time (microsec) per call 5 5 -0 -3.5%
Excl. Wall Time (microsec)367 343 -24 -6.5%
Incl. CPU (microsecs)733 710 -23 -3.1%
Incl. CPU (microsecs) per call 6 6 -0 -2.3%
Excl. CPU (microsec)366 358 -8 -2.2%
Incl. MemUse (bytes)26,424 26,224 -200 -0.8%
Incl. MemUse (bytes) per call 217 217 0 0.1%
Excl. MemUse (bytes)-124,712 -123,680 1,032 0.8%
Incl. PeakMemUse (bytes)30,640 30,296 -344 -1.1%
Incl. PeakMemUse (bytes) per call 251 250 -1 -0.3%
Excl. PeakMemUse (bytes)800 760 -40 -5.0%

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::prefixTables-1 -50.0% -27 -2.3% -23 -2.3% -200 -0.2% -344 -0.4%
Exclusive Metrics Diff for Current Function-24 -88.9% -8 -34.8% 1,032 516.0% -40 -11.6%
Parent function
Drupal\Core\Database\Connection::prepareQuery-1 -100.0% -27 -100.0% -23 -100.0% -200 -100.0% -344 -100.0%
Child function
str_replace-1 -100.0% -3 -11.1% -15 -65.2% -1,232 -616.0% -304 -88.4%