Diff Report
Run #5198f1db1bc51: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #5198f1db1bc51Run #5198f0bb880efDiffDiff%
Number of Function Calls160 159 -1 -0.6%
Incl. Wall Time (microsec)911 887 -24 -2.6%
Incl. Wall Time (microsec) per call 6 6 -0 -2.0%
Excl. Wall Time (microsec)486 483 -3 -0.6%
Incl. CPU (microsecs)1,048 1,044 -4 -0.4%
Incl. CPU (microsecs) per call 7 7 0 0.2%
Excl. CPU (microsec)473 482 9 1.9%
Incl. MemUse (bytes)38,472 38,272 -200 -0.5%
Incl. MemUse (bytes) per call 240 241 0 0.1%
Excl. MemUse (bytes)-168,496 -167,464 1,032 0.6%
Incl. PeakMemUse (bytes)33,992 34,216 224 0.7%
Incl. PeakMemUse (bytes) per call 212 215 3 1.3%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -24 -1.5% -4 -0.2% -200 -0.7% 224 0.6%
Exclusive Metrics Diff for Current Function-3 -12.5% 9 225.0% 1,032 516.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery-1 -100.0% -24 -100.0% -4 -100.0% -200 -100.0% 224 100.0%
Child function
str_replace-1 -100.0% -21 -87.5% -13 -325.0% -1,232 -616.0% 224 100.0%