XHProf: Hierarchical Profiler Report

Diff Report: Run #538e3b37c1a66: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for str_replace

str_replace	Run #538e3b37c1a66	Run #538e3ac0de109	Diff	Diff%
Number of Function Calls	320	316	-4	-1.2%
Incl. Wall Time (microsec)	490	448	-42	-8.6%
Incl. Wall Time (microsec) per call	2	1	-0	-7.4%
Excl. Wall Time (microsec)	490	448	-42	-8.6%
Incl. CPU (microsecs)	734	717	-17	-2.3%
Incl. CPU (microsecs) per call	2	2	-0	-1.1%
Excl. CPU (microsec)	734	717	-17	-2.3%
Incl. MemUse (bytes)	326,312	277,728	-48,584	-14.9%
Incl. MemUse (bytes) per call	1,020	879	-141	-13.8%
Excl. MemUse (bytes)	326,312	277,728	-48,584	-14.9%
Incl. PeakMemUse (bytes)	60,168	38,800	-21,368	-35.5%
Incl. PeakMemUse (bytes) per call	188	123	-65	-34.7%
Excl. PeakMemUse (bytes)	60,168	38,800	-21,368	-35.5%

Parent/Child Regression/Improvement report for str_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*
str_replace	-4	-100.0%	-42	-1.0%	-17	-0.5%	-48,584	-45.3%	-21,368	-18.0%
Exclusive Metrics Diff for Current Function			-42	-100.0%	-17	-100.0%	-48,584	-100.0%	-21,368	-100.0%
*Parent functions*
Drupal\node\NodeViewBuilder::renderLinks	0	0.0%	-33	-78.6%	-34	-200.0%	-45,600	-93.9%	-22,736	-106.4%
Drupal\Core\Database\Connection::prefixTables	-2	-50.0%	-3	-7.1%	-3	-17.6%	-2,496	-5.1%	528	2.5%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath	-2	-50.0%	-2	-4.8%	4	23.5%	-448	-0.9%	0	0.0%
Drupal\Component\Utility\UrlHelper::buildQuery	0	0.0%	-1	-2.4%	2	11.8%	-24	-0.0%	0	0.0%
theme_get_suggestions	0	0.0%	-1	-2.4%	7	41.2%	0	0.0%	0	0.0%
Drupal\Component\Utility\UrlHelper::encodePath	0	0.0%	-1	-2.4%	-5	-29.4%	0	0.0%	0	0.0%
Drupal\Component\Utility\Xss::filter	0	0.0%	1	2.4%	-1	-5.9%	-16	-0.0%	840	3.9%
check_markup	0	0.0%	-1	-2.4%	3	17.6%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults	0	0.0%	-1	-2.4%	6	35.3%	0	0.0%	0	0.0%
Drupal\block\BlockBase::getCacheTags	0	0.0%	0	0.0%	5	29.4%	0	0.0%	0	0.0%
Drupal\Core\Plugin\Discovery\AnnotatedClassDiscovery::__construct	0	0.0%	0	0.0%	-1	-5.9%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::addJoin	0	0.0%	0	0.0%	-2	-11.8%	0	0.0%	0	0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath	0	0.0%	0	0.0%	2	11.8%	0	0.0%	0	0.0%
_drupal_request_initialize	0	0.0%	0	0.0%	1	5.9%	0	0.0%	0	0.0%
Drupal\Core\StreamWrapper\PublicStream::getExternalUrl	0	0.0%	0	0.0%	-1	-5.9%	0	0.0%	0	0.0%