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

Drupal\Core\Asset\CssCollectionRenderer::renderRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,498 1,335 -163 -10.9%
Incl. Wall Time (microsec) per call 1,498 1,335 -163 -10.9%
Excl. Wall Time (microsec)126 123 -3 -2.4%
Incl. CPU (microsecs)1,174 1,176 2 0.2%
Incl. CPU (microsecs) per call 1,174 1,176 2 0.2%
Excl. CPU (microsec)99 98 -1 -1.0%
Incl. MemUse (bytes)8,968 8,972 4 0.0%
Incl. MemUse (bytes) per call 8,968 8,972 4 0.0%
Excl. MemUse (bytes)5,064 5,072 8 0.2%
Incl. PeakMemUse (bytes)4,568 4,508 -60 -1.3%
Incl. PeakMemUse (bytes) per call 4,568 4,508 -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 Function-3 -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%