Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls142 145 3 2.1%
Incl. Wall Time (microsec)2,622 2,610 -12 -0.5%
Incl. Wall Time (microsec) per call 18 18 -0 -2.5%
Excl. Wall Time (microsec)1,236 1,228 -8 -0.6%
Incl. CPU (microsecs)2,767 2,754 -13 -0.5%
Incl. CPU (microsecs) per call 19 19 -0 -2.5%
Excl. CPU (microsec)1,248 1,236 -12 -1.0%
Incl. MemUse (bytes)186,856 191,264 4,408 2.4%
Incl. MemUse (bytes) per call 1,316 1,319 3 0.2%
Excl. MemUse (bytes)184,960 189,368 4,408 2.4%
Incl. PeakMemUse (bytes)15,504 16,056 552 3.6%
Incl. PeakMemUse (bytes) per call 109 111 2 1.4%
Excl. PeakMemUse (bytes)13,784 14,336 552 4.0%

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::prepare3 50.0% -12 -0.1% -13 -0.1% 4,408 2.8% 552 0.0%
Exclusive Metrics Diff for Current Function-8 -66.7% -12 -92.3% 4,408 100.0% 552 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery3 100.0% -12 -100.0% -13 -100.0% 4,408 100.0% 552 100.0%
Child function
Drupal\Core\Database\Statement::__construct3 100.0% -4 -33.3% -1 -7.7% 0 0.0% 0 0.0%