Diff Report
Run #517d7319aefb8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d73f55c548: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #517d7319aefb8Run #517d73f55c548DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)1,970 1,906 -64 -3.2%
Incl. Wall Time (microsec) per call 20 19 -1 -3.2%
Excl. Wall Time (microsec)486 463 -23 -4.7%
Incl. CPU (microsecs)2,047 1,996 -51 -2.5%
Incl. CPU (microsecs) per call 21 20 -1 -2.5%
Excl. CPU (microsec)393 392 -1 -0.3%
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)34,080 34,176 96 0.3%
Incl. PeakMemUse (bytes) per call 348 349 1 0.3%
Excl. PeakMemUse (bytes)2,328 2,304 -24 -1.0%

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% -64 -0.8% -51 -0.6% 0 0.0% 96 0.5%
Exclusive Metrics Diff for Current Function-23 -35.9% -1 -2.0% 0 N/A% -24 -25.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -64 -100.0% -51 -100.0% 0 N/A% 96 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -44 -68.8% -44 -86.3% 0 N/A% 0 0.0%
PDO::prepare0 N/A% 3 4.7% -6 -11.8% 0 N/A% 120 125.0%