Run Report
Run #53923d861ff11: 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% 2,000 0.2% 1,719 0.2% 16,624 0.1% 22,404 0.1%
Exclusive Metrics for Current Function132 6.6% 114 6.6% -30,284 -182.2% 336 1.5%
Parent function
drupal_pre_render_styles1 100.0% 2,000 100.0% 1,719 100.0% 16,624 100.0% 22,404 100.0%
Child functions
file_exists7 43.8% 821 41.0% 827 48.1% 4,788 28.8% 2,056 9.2%
Drupal\Core\State\State::get1 6.2% 511 25.6% 230 13.4% 2,144 12.9% 8,220 36.7%
Drupal\Core\Asset\CssCollectionGrouper::group1 6.2% 366 18.3% 368 21.4% 37,520 225.7% 9,976 44.5%
Drupal\Core\Asset\CssCollectionOptimizer::generateHash7 43.8% 170 8.5% 180 10.5% 2,456 14.8% 1,816 8.1%