Diff Report
Run #51b518680585e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51b518680585eRun #51b517a409f93DiffDiff%
Number of Function Calls177 177 0 0.0%
Incl. Wall Time (microsec)5,308 5,299 -9 -0.2%
Incl. Wall Time (microsec) per call 30 30 -0 -0.2%
Excl. Wall Time (microsec)1,219 1,202 -17 -1.4%
Incl. CPU (microsecs)5,463 5,462 -1 -0.0%
Incl. CPU (microsecs) per call 31 31 -0 -0.0%
Excl. CPU (microsec)1,095 1,090 -5 -0.5%
Incl. MemUse (bytes)181,656 181,640 -16 -0.0%
Incl. MemUse (bytes) per call 1,026 1,026 -0 -0.0%
Excl. MemUse (bytes)-29,608 -29,616 -8 -0.0%
Incl. PeakMemUse (bytes)44,184 43,208 -976 -2.2%
Incl. PeakMemUse (bytes) per call 250 244 -6 -2.2%
Excl. PeakMemUse (bytes)720 648 -72 -10.0%

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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -9 -0.2% -1 -0.0% -16 -0.0% -976 -3.0%
Exclusive Metrics Diff for Current Function-17 -188.9% -5 -500.0% -8 -50.0% -72 -7.4%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -9 -100.0% -1 -100.0% -16 -100.0% -976 -100.0%
Child functions
PDO::prepare0 N/A% 8 88.9% 0 0.0% -16 -100.0% -224 -23.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 0 0.0% 4 400.0% 8 50.0% -680 -69.7%