Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for PDO::prepare

PDO::prepareRun #539201f8938f4Run #539203c57074dDiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)2,214 2,187 -27 -1.2%
Incl. Wall Time (microsec) per call 13 13 -0 -1.2%
Excl. Wall Time (microsec)1,108 1,092 -16 -1.4%
Incl. CPU (microsecs)2,348 2,335 -13 -0.6%
Incl. CPU (microsecs) per call 14 14 -0 -0.6%
Excl. CPU (microsec)1,112 1,088 -24 -2.2%
Incl. MemUse (bytes)105,808 105,808 0 0.0%
Incl. MemUse (bytes) per call 622 622 0 0.0%
Excl. MemUse (bytes)99,952 99,952 0 0.0%
Incl. PeakMemUse (bytes)32,956 32,956 0 0.0%
Incl. PeakMemUse (bytes) per call 194 194 0 0.0%
Excl. PeakMemUse (bytes)31,460 31,460 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% -27 -10.9% -13 -2.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -59.3% -24 -184.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -27 -100.0% -13 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -11 -40.7% 11 84.6% 0 N/A% 0 N/A%