Diff Report
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionRenderer::render

Drupal\Core\Asset\CssCollectionRenderer::renderRun #5392041970f3fRun #539201f8938f4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,335 1,498 163 12.2%
Incl. Wall Time (microsec) per call 1,335 1,498 163 12.2%
Excl. Wall Time (microsec)123 126 3 2.4%
Incl. CPU (microsecs)1,176 1,174 -2 -0.2%
Incl. CPU (microsecs) per call 1,176 1,174 -2 -0.2%
Excl. CPU (microsec)98 99 1 1.0%
Incl. MemUse (bytes)8,972 8,968 -4 -0.0%
Incl. MemUse (bytes) per call 8,972 8,968 -4 -0.0%
Excl. MemUse (bytes)5,072 5,064 -8 -0.2%
Incl. PeakMemUse (bytes)4,508 4,568 60 1.3%
Incl. PeakMemUse (bytes) per call 4,508 4,568 60 1.3%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Asset\CssCollectionRenderer::render [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
Drupal\Core\Asset\CssCollectionRenderer::render0 N/A% 163 11.1% -2 -0.1% -4 -0.0% 60 0.1%
Exclusive Metrics Diff for Current Function3 1.8% 1 50.0% -8 -200.0% 0 0.0%
Parent function
drupal_pre_render_styles0 N/A% 163 100.0% -2 -100.0% -4 -100.0% 60 100.0%
Child functions
Drupal\Core\State\State::get0 N/A% 165 101.2% -1 -50.0% 0 0.0% 48 80.0%
file_create_url0 N/A% -5 -3.1% -4 -200.0% 0 0.0% 12 20.0%
strpos0 N/A% 0 0.0% 1 50.0% 4 100.0% 0 0.0%
count0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%