Diff Report
Run #556d13edd0b22: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #556d0efcc18be: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #556d13edd0b22Run #556d0efcc18beDiffDiff%
Number of Function Calls148 148 0 0.0%
Incl. Wall Time (microsec)2,828 2,895 67 2.4%
Incl. Wall Time (microsec) per call 19 20 0 2.4%
Excl. Wall Time (microsec)671 681 10 1.5%
Incl. MemUse (bytes)147,520 147,520 0 0.0%
Incl. MemUse (bytes) per call 997 997 0 0.0%
Excl. MemUse (bytes)-21,720 -21,720 0 0.0%
Incl. PeakMemUse (bytes)43,728 43,728 0 0.0%
Incl. PeakMemUse (bytes) per call 295 295 0 0.0%
Excl. PeakMemUse (bytes)1,216 1,216 0 0.0%

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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 67 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 14.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 67 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 69 103.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -12 -17.9% 0 N/A% 0 N/A%