Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for ob_start

ob_startRun #51ec3b81ad265Run #51ec3c5ab9ae4DiffDiff%
Number of Function Calls16 17 1 6.2%
Incl. Wall Time (microsec)57 29 -28 -49.1%
Incl. Wall Time (microsec) per call 4 2 -2 -52.1%
Excl. Wall Time (microsec)57 29 -28 -49.1%
Incl. CPU (microsecs)67 42 -25 -37.3%
Incl. CPU (microsecs) per call 4 2 -2 -41.0%
Excl. CPU (microsec)67 42 -25 -37.3%
Incl. MemUse (bytes)268,320 284,896 16,576 6.2%
Incl. MemUse (bytes) per call 16,770 16,759 -11 -0.1%
Excl. MemUse (bytes)268,320 284,896 16,576 6.2%
Incl. PeakMemUse (bytes)42,632 52,656 10,024 23.5%
Incl. PeakMemUse (bytes) per call 2,665 3,097 433 16.2%
Excl. PeakMemUse (bytes)42,632 52,656 10,024 23.5%

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_start1 100.0% -28 -7.5% -25 -2.4% 16,576 44.7% 10,024 26.8%
Exclusive Metrics Diff for Current Function-28 -100.0% -25 -100.0% 16,576 100.0% 10,024 100.0%
Parent functions
Twig_Template::render0 0.0% -17 -60.7% -19 -76.0% 0 0.0% 0 0.0%
Twig_Template::render@21 100.0% -15 -53.6% -13 -52.0% 16,576 100.0% 10,024 100.0%
Twig_Template::render@10 0.0% 4 14.3% 8 32.0% 0 0.0% 0 0.0%
Twig_Template::render@30 0.0% 0 0.0% -1 -4.0% 0 0.0% 0 0.0%