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

Drupal\Core\Database\Connection::prefixTablesRun #5198f0bb880efRun #5198f1db1bc51DiffDiff%
Number of Function Calls159 160 1 0.6%
Incl. Wall Time (microsec)887 911 24 2.7%
Incl. Wall Time (microsec) per call 6 6 0 2.1%
Excl. Wall Time (microsec)483 486 3 0.6%
Incl. CPU (microsecs)1,044 1,048 4 0.4%
Incl. CPU (microsecs) per call 7 7 -0 -0.2%
Excl. CPU (microsec)482 473 -9 -1.9%
Incl. MemUse (bytes)38,272 38,472 200 0.5%
Incl. MemUse (bytes) per call 241 240 -0 -0.1%
Excl. MemUse (bytes)-167,464 -168,496 -1,032 -0.6%
Incl. PeakMemUse (bytes)34,216 33,992 -224 -0.7%
Incl. PeakMemUse (bytes) per call 215 212 -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::prefixTables1 50.0% 24 1.5% 4 0.2% 200 0.7% -224 -0.6%
Exclusive Metrics Diff for Current Function3 12.5% -9 -225.0% -1,032 -516.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery1 100.0% 24 100.0% 4 100.0% 200 100.0% -224 -100.0%
Child function
str_replace1 100.0% 21 87.5% 13 325.0% 1,232 616.0% -224 -100.0%