Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1a144fa6: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519abf80bb905Run #519ac1a144fa6DiffDiff%
Number of Function Calls142 140 -2 -1.4%
Incl. Wall Time (microsec)2,622 2,560 -62 -2.4%
Incl. Wall Time (microsec) per call 18 18 -0 -1.0%
Excl. Wall Time (microsec)1,236 1,213 -23 -1.9%
Incl. CPU (microsecs)2,767 2,709 -58 -2.1%
Incl. CPU (microsecs) per call 19 19 -0 -0.7%
Excl. CPU (microsec)1,248 1,228 -20 -1.6%
Incl. MemUse (bytes)186,856 183,864 -2,992 -1.6%
Incl. MemUse (bytes) per call 1,316 1,313 -3 -0.2%
Excl. MemUse (bytes)184,960 181,968 -2,992 -1.6%
Incl. PeakMemUse (bytes)15,504 15,504 0 0.0%
Incl. PeakMemUse (bytes) per call 109 111 2 1.4%
Excl. PeakMemUse (bytes)13,784 13,784 0 0.0%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare-2 -50.0% -62 -7.8% -58 -3.8% -2,992 -0.7% 0 0.0%
Exclusive Metrics Diff for Current Function-23 -37.1% -20 -34.5% -2,992 -100.0% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery-2 -100.0% -62 -100.0% -58 -100.0% -2,992 -100.0% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct-2 -100.0% -39 -62.9% -38 -65.5% 0 0.0% 0 N/A%