XHProf: Hierarchical Profiler Report

Diff Report: Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for preg_match

preg_match	Run #51fdbdbb58abc	Run #51fdbca2b5409	Diff	Diff%
Number of Function Calls	146	146	0	0.0%
Incl. Wall Time (microsec)	378	375	-3	-0.8%
Incl. Wall Time (microsec) per call	3	3	-0	-0.8%
Excl. Wall Time (microsec)	378	375	-3	-0.8%
Incl. CPU (microsecs)	494	486	-8	-1.6%
Incl. CPU (microsecs) per call	3	3	-0	-1.6%
Excl. CPU (microsec)	494	486	-8	-1.6%
Incl. MemUse (bytes)	36,384	36,384	0	0.0%
Incl. MemUse (bytes) per call	249	249	0	0.0%
Excl. MemUse (bytes)	36,384	36,384	0	0.0%
Incl. PeakMemUse (bytes)	13,712	13,744	32	0.2%
Incl. PeakMemUse (bytes) per call	94	94	0	0.2%
Excl. PeakMemUse (bytes)	13,712	13,744	32	0.2%

Parent/Child Regression/Improvement report for preg_match [View Callgraph Diff]

Function Name	Calls Diff	Calls 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*
preg_match	0	N/A%	-3	-0.3%	-8	-11.1%	0	0.0%	32	0.1%
Exclusive Metrics Diff for Current Function			-3	-100.0%	-8	-100.0%	0	N/A%	32	100.0%
*Parent functions*
Drupal\Component\Utility\Xss::split	0	N/A%	-4	-133.3%	-1	-12.5%	0	N/A%	0	0.0%
Drupal\Component\Utility\Unicode::validateUtf8	0	N/A%	1	33.3%	-4	-50.0%	0	N/A%	0	0.0%
Drupal\Core\Plugin\Discovery\AnnotatedClassDiscovery::getProviderFromNamespace	0	N/A%	-1	-33.3%	-1	-12.5%	0	N/A%	0	0.0%
custom_block_menu_local_tasks	0	N/A%	1	33.3%	0	0.0%	0	N/A%	0	0.0%
Drupal\Component\Utility\Url::stripDangerousProtocols	0	N/A%	1	33.3%	2	25.0%	0	N/A%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	1	33.3%	-1	-12.5%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	-1	-33.3%	-8	-100.0%	0	N/A%	0	0.0%
menu_item_route_access	0	N/A%	-1	-33.3%	0	0.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader	0	N/A%	1	33.3%	1	12.5%	0	N/A%	0	0.0%
drupal_basename	0	N/A%	-1	-33.3%	-1	-12.5%	0	N/A%	0	0.0%
drupal_match_path	0	N/A%	0	0.0%	-1	-12.5%	0	N/A%	0	0.0%
Drupal\Component\Utility\Xss::attributes	0	N/A%	0	0.0%	5	62.5%	0	N/A%	0	0.0%
Drupal\field\Plugin\Core\Entity\Field::__construct	0	N/A%	0	0.0%	3	37.5%	0	N/A%	32	100.0%
Symfony\Component\HttpFoundation\Request::getUrlencodedPrefix	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
drupal_valid_http_host	0	N/A%	0	0.0%	-1	-12.5%	0	N/A%	0	0.0%
drupal_valid_test_ua	0	N/A%	0	0.0%	1	12.5%	0	N/A%	0	0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern	0	N/A%	0	0.0%	3	37.5%	0	N/A%	0	0.0%
Symfony\Component\Routing\Matcher\UrlMatcher::matchCollection	0	N/A%	0	0.0%	-5	-62.5%	0	N/A%	0	0.0%