Run Report
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Asset\CssCollectionOptimizer::optimize [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Asset\CssCollectionOptimizer::optimize1 3.8% 2,068 0.5% 1,837 0.5% 17,936 0.2% 28,700 0.3%
Exclusive Metrics for Current Function131 6.3% 116 6.3% -26,824 -149.6% 336 1.2%
Parent function
drupal_pre_render_styles1 100.0% 2,068 100.0% 1,837 100.0% 17,936 100.0% 28,700 100.0%
Child functions
file_exists7 43.8% 942 45.6% 947 51.6% 6,000 33.5% 4,080 14.2%
Drupal\Core\State\State::get1 6.2% 482 23.3% 250 13.6% 2,144 12.0% 8,484 29.6%
Drupal\Core\Asset\CssCollectionGrouper::group1 6.2% 345 16.7% 347 18.9% 34,160 190.5% 13,672 47.6%
Drupal\Core\Asset\CssCollectionOptimizer::generateHash7 43.8% 168 8.1% 177 9.6% 2,456 13.7% 2,128 7.4%