Diff Report
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fbcc2155d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #518fb7370421eRun #518fbcc2155d3DiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)2,841 2,864 23 0.8%
Incl. Wall Time (microsec) per call 19 20 0 0.8%
Excl. Wall Time (microsec)701 695 -6 -0.9%
Incl. CPU (microsecs)2,961 2,996 35 1.2%
Incl. CPU (microsecs) per call 20 21 0 1.2%
Excl. CPU (microsec)566 584 18 3.2%
Incl. MemUse (bytes)154,576 154,576 0 0.0%
Incl. MemUse (bytes) per call 1,059 1,059 0 0.0%
Excl. MemUse (bytes)-26,112 -26,112 0 0.0%
Incl. PeakMemUse (bytes)37,504 37,504 0 0.0%
Incl. PeakMemUse (bytes) per call 257 257 0 0.0%
Excl. PeakMemUse (bytes)1,992 1,992 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. 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% 23 15.6% 35 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-6 -26.1% 18 51.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 23 100.0% 35 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 16 69.6% 6 17.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% 13 56.5% 11 31.4% 0 N/A% 0 N/A%