Diff Report
Run #5589b6f75b296: XHProf Run (Namespace=drupal-perf-stefanr)
vs.
Run #5589b704ad974: XHProf Run (Namespace=drupal-perf-stefanr)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5589b6f75b296Run #5589b704ad974DiffDiff%
Number of Function Calls10,100 10,100 0 0.0%
Incl. Wall Time (microsec)278,743 275,149 -3,594 -1.3%
Incl. Wall Time (microsec) per call 28 27 -0 -1.3%
Excl. Wall Time (microsec)65,625 65,438 -187 -0.3%
Incl. MemUse (bytes)10,110,400 10,110,400 0 0.0%
Incl. MemUse (bytes) per call 1,001 1,001 0 0.0%
Excl. MemUse (bytes)-1,372,000 -1,372,000 0 0.0%
Incl. PeakMemUse (bytes)3,277,600 3,266,400 -11,200 -0.3%
Incl. PeakMemUse (bytes) per call 325 323 -1 -0.3%
Excl. PeakMemUse (bytes)125,600 129,600 4,000 3.2%

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% -3,594 -0.2% 0 0.0% -11,200 -0.2%
Exclusive Metrics Diff for Current Function-187 -5.2% 0 N/A% 4,000 35.7%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -3,594 -100.0% 0 N/A% -11,200 -100.0%
Child functions
PDO::prepare0 N/A% -6,377 -177.4% 0 N/A% -8,000 -71.4%
Drupal\Core\Database\Connection::prefixTables0 N/A% 2,970 82.6% 0 N/A% -7,200 -64.3%