Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206513e72e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Asset\CssCollectionRenderer::render

Drupal\Core\Asset\CssCollectionRenderer::renderRun #539205a48c548Run #539206513e72eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,151 1,219 68 5.9%
Incl. Wall Time (microsec) per call 1,151 1,219 68 5.9%
Excl. Wall Time (microsec)97 102 5 5.2%
Incl. CPU (microsecs)966 1,019 53 5.5%
Incl. CPU (microsecs) per call 966 1,019 53 5.5%
Excl. CPU (microsec)71 77 6 8.5%
Incl. MemUse (bytes)14,356 14,356 0 0.0%
Incl. MemUse (bytes) per call 14,356 14,356 0 0.0%
Excl. MemUse (bytes)4,024 4,024 0 0.0%
Incl. PeakMemUse (bytes)8,592 8,592 0 0.0%
Incl. PeakMemUse (bytes) per call 8,592 8,592 0 0.0%
Excl. PeakMemUse (bytes)588 588 0 0.0%

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% 68 7.5% 53 15.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 7.4% 6 11.3% 0 N/A% 0 N/A%
Parent function
drupal_pre_render_styles0 N/A% 68 100.0% 53 100.0% 0 N/A% 0 N/A%
Child functions
file_create_url0 N/A% 49 72.1% 47 88.7% 0 N/A% 0 N/A%
Drupal\Core\State\State::get0 N/A% 14 20.6% 0 0.0% 0 N/A% 0 N/A%
strpos0 N/A% 0 0.0% -1 -1.9% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% -1 -1.9% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 2 3.8% 0 N/A% 0 N/A%