Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prefixTables

Drupal\Core\Database\Connection::prefixTablesRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls149 150 1 0.7%
Incl. Wall Time (microsec)1,436 1,417 -19 -1.3%
Incl. Wall Time (microsec) per call 10 9 -0 -2.0%
Excl. Wall Time (microsec)786 772 -14 -1.8%
Incl. CPU (microsecs)1,581 1,578 -3 -0.2%
Incl. CPU (microsecs) per call 11 11 -0 -0.9%
Excl. CPU (microsec)786 760 -26 -3.3%
Incl. MemUse (bytes)26,640 26,808 168 0.6%
Incl. MemUse (bytes) per call 179 179 -0 -0.0%
Excl. MemUse (bytes)-94,804 -95,440 -636 -0.7%
Incl. PeakMemUse (bytes)16,564 16,576 12 0.1%
Incl. PeakMemUse (bytes) per call 111 111 -1 -0.6%
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::prefixTables1 50.0% -19 -0.5% -3 -0.1% 168 0.7% 12 0.0%
Exclusive Metrics Diff for Current Function-14 -73.7% -26 -866.7% -636 -378.6% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery1 100.0% -19 -100.0% -3 -100.0% 168 100.0% 12 100.0%
Child function
str_replace1 100.0% -5 -26.3% 23 766.7% 804 478.6% 12 100.0%