Diff Report
Run #517d52b5a5611: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #517d52b5a5611Run #517d51ae434deDiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)1,865 1,918 53 2.8%
Incl. Wall Time (microsec) per call 19 20 1 2.8%
Excl. Wall Time (microsec)463 469 6 1.3%
Incl. CPU (microsecs)1,941 2,010 69 3.6%
Incl. CPU (microsecs) per call 20 21 1 3.6%
Excl. CPU (microsec)381 399 18 4.7%
Incl. MemUse (bytes)98,696 98,696 0 0.0%
Incl. MemUse (bytes) per call 1,007 1,007 0 0.0%
Excl. MemUse (bytes)-13,384 -13,384 0 0.0%
Incl. PeakMemUse (bytes)34,176 33,984 -192 -0.6%
Incl. PeakMemUse (bytes) per call 349 347 -2 -0.6%
Excl. PeakMemUse (bytes)2,304 2,304 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% 53 2.2% 69 4.9% 0 0.0% -192 -1.9%
Exclusive Metrics Diff for Current Function6 11.3% 18 26.1% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 53 100.0% 69 100.0% 0 N/A% -192 -100.0%
Child functions
PDO::prepare0 N/A% 29 54.7% 44 63.8% 0 N/A% -192 -100.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 18 34.0% 7 10.1% 0 N/A% 0 0.0%