Run Report
Run #539206aca7ae8: 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 4.5% 1,746 0.3% 1,518 0.3% 15,928 0.1% 21,200 0.2%
Exclusive Metrics for Current Function111 6.4% 94 6.2% -34,520 -216.7% 128 0.6%
Parent function
drupal_pre_render_styles1 100.0% 1,746 100.0% 1,518 100.0% 15,928 100.0% 21,200 100.0%
Child functions
file_exists5 41.7% 618 35.4% 626 41.2% 6,004 37.7% 3,700 17.5%
Drupal\Core\State\State::get1 8.3% 463 26.5% 234 15.4% 1,712 10.7% 7,660 36.1%
Drupal\Core\Asset\CssCollectionGrouper::group1 8.3% 401 23.0% 403 26.5% 40,476 254.1% 6,304 29.7%
Drupal\Core\Asset\CssCollectionOptimizer::generateHash5 41.7% 153 8.8% 161 10.6% 2,256 14.2% 3,408 16.1%