XHProf: Hierarchical Profiler Report

Diff Report: Run #536ffcbacf96d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Regression/Improvement summary for preg_replace

preg_replace	Run #536ffcbacf96d	Run #536ffbe232db1	Diff	Diff%
Number of Function Calls	954	953	-1	-0.1%
Incl. Wall Time (microsec)	2,314	2,331	17	0.7%
Incl. Wall Time (microsec) per call	2	2	0	0.8%
Excl. Wall Time (microsec)	2,314	2,331	17	0.7%
Incl. CPU (microsecs)	3,130	3,129	-1	-0.0%
Incl. CPU (microsecs) per call	3	3	0	0.1%
Excl. CPU (microsec)	3,130	3,129	-1	-0.0%
Incl. MemUse (bytes)	156,272	156,168	-104	-0.1%
Incl. MemUse (bytes) per call	164	164	0	0.0%
Excl. MemUse (bytes)	156,272	156,168	-104	-0.1%
Incl. PeakMemUse (bytes)	25,072	24,872	-200	-0.8%
Incl. PeakMemUse (bytes) per call	26	26	-0	-0.7%
Excl. PeakMemUse (bytes)	25,072	24,872	-200	-0.8%

Parent/Child Regression/Improvement report for preg_replace [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_replace	-1	-100.0%	17	1.1%	-1	-0.1%	-104	-0.3%	-200	-0.6%
Exclusive Metrics Diff for Current Function			17	100.0%	-1	-100.0%	-104	-100.0%	-200	-100.0%
*Parent functions*
Drupal\Core\Database\Connection::escapeTable	0	0.0%	12	70.6%	-2	-200.0%	-8	-7.7%	-64	-32.0%
Drupal\Component\Utility\Xss::filter	0	0.0%	4	23.5%	-8	-800.0%	16	15.4%	0	0.0%
Twig_Loader_Filesystem::findTemplate	-1	-100.0%	-3	-17.6%	-6	-600.0%	-136	-130.8%	-200	-100.0%
drupal_clean_id_identifier	0	0.0%	-3	-17.6%	-18	-1800.0%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteCompiler::getPatternOutline	0	0.0%	3	17.6%	4	400.0%	0	0.0%	0	0.0%
Drupal\Component\Utility\Xss::attributes	0	0.0%	-3	-17.6%	0	0.0%	0	0.0%	16	8.0%
drupal_clean_css_identifier	0	0.0%	3	17.6%	-13	-1300.0%	48	46.2%	0	0.0%
Drupal\Core\Database\Connection::escapeField	0	0.0%	3	17.6%	9	900.0%	0	0.0%	32	16.0%
Drupal\Component\Utility\Xss::split	0	0.0%	-1	-5.9%	4	400.0%	0	0.0%	8	4.0%
__TwigTemplate_24ef28b509810e22ee61a48b43d8eb817d66e3214c7c855f6b7e9d543b807dd8::doDisplay	0	0.0%	1	5.9%	1	100.0%	0	0.0%	0	0.0%
Drupal\Core\Datetime\DrupalDateTime::format	0	0.0%	-1	-5.9%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\Routing\RouteCompiler::findNextSeparator	0	0.0%	-1	-5.9%	1	100.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::expandArguments	0	0.0%	1	5.9%	21	2100.0%	-24	-23.1%	8	4.0%
Symfony\Component\HttpFoundation\Request::getHost	0	0.0%	1	5.9%	-2	-200.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::escapeAlias	0	0.0%	1	5.9%	12	1200.0%	0	0.0%	0	0.0%
Drupal\Core\Routing\UrlGenerator::getPathFromRoute	0	0.0%	0	0.0%	-4	-400.0%	0	0.0%	0	0.0%