Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862c126d67: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Asset\CssCollectionRenderer::render

Drupal\Core\Asset\CssCollectionRenderer::renderRun #52c8629919553Run #52c862c126d67DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,128 2,214 86 4.0%
Incl. Wall Time (microsec) per call 2,128 2,214 86 4.0%
Excl. Wall Time (microsec)394 409 15 3.8%
Incl. CPU (microsecs)1,988 2,077 89 4.5%
Incl. CPU (microsecs) per call 1,988 2,077 89 4.5%
Excl. CPU (microsec)245 253 8 3.3%
Incl. MemUse (bytes)20,904 20,904 0 0.0%
Incl. MemUse (bytes) per call 20,904 20,904 0 0.0%
Excl. MemUse (bytes)-42,752 -42,752 0 0.0%
Incl. PeakMemUse (bytes)19,168 19,168 0 0.0%
Incl. PeakMemUse (bytes) per call 19,168 19,168 0 0.0%
Excl. PeakMemUse (bytes)3,696 3,696 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% 86 13.4% 89 11.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function15 17.4% 8 9.0% 0 N/A% 0 N/A%
Parent function
drupal_pre_render_styles0 N/A% 86 100.0% 89 100.0% 0 N/A% 0 N/A%
Child functions
file_create_url0 N/A% 51 59.3% 54 60.7% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\State::get0 N/A% 14 16.3% 17 19.1% 0 N/A% 0 N/A%
Drupal\Core\Asset\CssCollectionRenderer::Drupal\Core\Asset\{closure}0 N/A% 3 3.5% 7 7.9% 0 N/A% 0 N/A%
strpos0 N/A% 2 2.3% 1 1.1% 0 N/A% 0 N/A%
Drupal\Component\Utility\String::checkPlain0 N/A% 1 1.2% 2 2.2% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 1 1.1% 0 N/A% 0 N/A%
array_slice0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
count0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%