Diff Report
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for ob_start

ob_startRun #51ec52a09990aRun #51ec517fc2424DiffDiff%
Number of Function Calls21 20 -1 -4.8%
Incl. Wall Time (microsec)31 34 3 9.7%
Incl. Wall Time (microsec) per call 1 2 0 15.2%
Excl. Wall Time (microsec)31 34 3 9.7%
Incl. CPU (microsecs)54 56 2 3.7%
Incl. CPU (microsecs) per call 3 3 0 8.9%
Excl. CPU (microsec)54 56 2 3.7%
Incl. MemUse (bytes)351,200 334,632 -16,568 -4.7%
Incl. MemUse (bytes) per call 16,724 16,732 8 0.0%
Excl. MemUse (bytes)351,200 334,632 -16,568 -4.7%
Incl. PeakMemUse (bytes)39,224 60,896 21,672 55.3%
Incl. PeakMemUse (bytes) per call 1,868 3,045 1,177 63.0%
Excl. PeakMemUse (bytes)39,224 60,896 21,672 55.3%

Parent/Child Regression/Improvement report for ob_start [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
ob_start-1 -100.0% 3 0.1% 2 0.0% -16,568 -75.3% 21,672 94.3%
Exclusive Metrics Diff for Current Function3 100.0% 2 100.0% -16,568 -100.0% 21,672 100.0%
Parent functions
Twig_Template::render1 100.0% 4 133.3% 4 200.0% 16,576 100.0% 0 0.0%
Twig_Template::render@30 0.0% -2 -66.7% -3 -150.0% 8 0.0% 136 0.6%
Twig_Template::render@2-2 -200.0% 1 33.3% -2 -100.0% -33,152 -200.1% 4,488 20.7%
Twig_Template::render@10 0.0% 0 0.0% 3 150.0% 0 0.0% 17,048 78.7%