Run Report
Run #55b92b78d42b0: XHProf Run (Namespace=drupal-perf-cthos)
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Parent/Child report for Drupal\Core\Asset\CssCollectionOptimizer::optimize [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Asset\CssCollectionOptimizer::optimize1 1.4% 53,729 1.4% 68,264 0.2% 352,664 0.9%
Exclusive Metrics for Current Function425 0.8% -388,576 -569.2% 672 0.2%
Parent function
Drupal\Core\Asset\AssetResolver::getCssAssets1 100.0% 53,729 100.0% 68,264 100.0% 352,664 100.0%
Child functions
Drupal\Core\Asset\CssOptimizer::optimize45 69.2% 41,048 76.4% 151,384 221.8% 139,704 39.6%
Drupal\Core\State\State::set3 4.6% 9,131 17.0% 6,688 9.8% 0 0.0%
Drupal\Core\Asset\AssetDumper::dump3 4.6% 2,427 4.5% 23,152 33.9% 6,104 1.7%
Drupal\Core\State\State::get1 1.5% 311 0.6% 864 1.3% 3,192 0.9%
Drupal\Core\Asset\CssCollectionGrouper::group1 1.5% 132 0.2% 76,104 111.5% 76,368 21.7%
preg_replace3 4.6% 115 0.2% 193,928 284.1% 125,504 35.6%
Drupal\Core\Asset\CssCollectionOptimizer::generateHash3 4.6% 90 0.2% 3,008 4.4% 1,120 0.3%
preg_match_all3 4.6% 46 0.1% 1,056 1.5% 0 0.0%
implode3 4.6% 4 0.0% 656 1.0% 0 0.0%