Diff Report
Run #52c96dcbc5e6a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52c96dcbc5e6aRun #52c96d7c36f9eDiffDiff%
Number of Function Calls121 121 0 0.0%
Incl. Wall Time (microsec)1,983 2,027 44 2.2%
Incl. Wall Time (microsec) per call 16 17 0 2.2%
Excl. Wall Time (microsec)526 525 -1 -0.2%
Incl. CPU (microsecs)2,089 2,128 39 1.9%
Incl. CPU (microsecs) per call 17 18 0 1.9%
Excl. CPU (microsec)432 417 -15 -3.5%
Incl. MemUse (bytes)121,072 121,064 -8 -0.0%
Incl. MemUse (bytes) per call 1,001 1,001 -0 -0.0%
Excl. MemUse (bytes)-16,720 -16,720 0 0.0%
Incl. PeakMemUse (bytes)42,744 42,400 -344 -0.8%
Incl. PeakMemUse (bytes) per call 353 350 -3 -0.8%
Excl. PeakMemUse (bytes)2,496 2,568 72 2.9%

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% 44 5.8% 39 2.6% -8 -0.0% -344 -0.3%
Exclusive Metrics Diff for Current Function-1 -2.3% -15 -38.5% 0 0.0% 72 20.9%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 44 100.0% 39 100.0% -8 -100.0% -344 -100.0%
Child functions
PDO::prepare0 N/A% 23 52.3% 19 48.7% -8 -100.0% -336 -97.7%
Drupal\Core\Database\Connection::prefixTables0 N/A% 22 50.0% 35 89.7% 0 0.0% -80 -23.3%