Diff Report
Run #55a8735248325: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55a8732244c39: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #55a8735248325Run #55a8732244c39DiffDiff%
Number of Function Calls67 72 5 7.5%
Incl. Wall Time (microsec)530 568 38 7.2%
Incl. Wall Time (microsec) per call 8 8 -0 -0.3%
Excl. Wall Time (microsec)144 157 13 9.0%
Incl. MemUse (bytes)68,904 73,440 4,536 6.6%
Incl. MemUse (bytes) per call 1,028 1,020 -8 -0.8%
Excl. MemUse (bytes)-8,192 -8,800 -608 -7.4%
Incl. PeakMemUse (bytes)25,928 27,536 1,608 6.2%
Incl. PeakMemUse (bytes) per call 387 382 -5 -1.2%
Excl. PeakMemUse (bytes)1,072 1,144 72 6.7%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery5 33.3% 38 0.6% 4,536 0.4% 1,608 0.2%
Exclusive Metrics Diff for Current Function13 34.2% -608 -13.4% 72 4.5%
Parent function
Drupal\Core\Database\Connection::query5 100.0% 38 100.0% 4,536 100.0% 1,608 100.0%
Child functions
PDO::prepare5 50.0% 16 42.1% 4,296 94.7% 720 44.8%
Drupal\Core\Database\Connection::prefixTables5 50.0% 9 23.7% 848 18.7% 816 50.7%