Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5219624c55207Run #521962849973aDiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)1,825 1,801 -24 -1.3%
Incl. Wall Time (microsec) per call 20 19 -0 -1.3%
Excl. Wall Time (microsec)468 467 -1 -0.2%
Incl. CPU (microsecs)1,907 1,883 -24 -1.3%
Incl. CPU (microsecs) per call 21 20 -0 -1.3%
Excl. CPU (microsec)374 383 9 2.4%
Incl. MemUse (bytes)98,416 98,416 0 0.0%
Incl. MemUse (bytes) per call 1,058 1,058 0 0.0%
Excl. MemUse (bytes)-12,696 -12,696 0 0.0%
Incl. PeakMemUse (bytes)38,024 38,024 0 0.0%
Incl. PeakMemUse (bytes) per call 409 409 0 0.0%
Excl. PeakMemUse (bytes)2,056 2,056 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% -24 -45.3% -24 -19.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -4.2% 9 37.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -24 -100.0% -24 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% -15 -62.5% -26 -108.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -8 -33.3% -7 -29.2% 0 N/A% 0 N/A%