Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52f5cb0964fa0Run #52f5cb9d4924fDiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)852 840 -12 -1.4%
Incl. Wall Time (microsec) per call 8 8 -0 -1.4%
Excl. Wall Time (microsec)407 399 -8 -2.0%
Incl. CPU (microsecs)930 928 -2 -0.2%
Incl. CPU (microsecs) per call 9 9 -0 -0.2%
Excl. CPU (microsec)413 403 -10 -2.4%
Incl. MemUse (bytes)100,504 100,504 0 0.0%
Incl. MemUse (bytes) per call 922 922 0 0.0%
Excl. MemUse (bytes)93,304 93,304 0 0.0%
Incl. PeakMemUse (bytes)11,040 11,040 0 0.0%
Incl. PeakMemUse (bytes) per call 101 101 0 0.0%
Excl. PeakMemUse (bytes)9,176 9,176 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::prepare0 N/A% -12 -2.3% -2 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -66.7% -10 -500.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -12 -100.0% -2 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -4 -33.3% 8 400.0% 0 N/A% 0 N/A%