XHProf: Hierarchical Profiler Report

Diff Report: Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for str_replace

str_replace	Run #5392041970f3f	Run #539201f8938f4	Diff	Diff%
Number of Function Calls	338	336	-2	-0.6%
Incl. Wall Time (microsec)	1,031	1,009	-22	-2.1%
Incl. Wall Time (microsec) per call	3	3	-0	-1.6%
Excl. Wall Time (microsec)	1,031	1,009	-22	-2.1%
Incl. CPU (microsecs)	1,372	1,341	-31	-2.3%
Incl. CPU (microsecs) per call	4	4	-0	-1.7%
Excl. CPU (microsec)	1,372	1,341	-31	-2.3%
Incl. MemUse (bytes)	164,468	163,984	-484	-0.3%
Incl. MemUse (bytes) per call	487	488	1	0.3%
Excl. MemUse (bytes)	164,468	163,984	-484	-0.3%
Incl. PeakMemUse (bytes)	36,752	36,616	-136	-0.4%
Incl. PeakMemUse (bytes) per call	109	109	0	0.2%
Excl. PeakMemUse (bytes)	36,752	36,616	-136	-0.4%

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	-2	-100.0%	-22	-1.5%	-31	-1.2%	-484	-0.8%	-136	-0.2%
Exclusive Metrics Diff for Current Function			-22	-100.0%	-31	-100.0%	-484	-100.0%	-136	-100.0%
*Parent functions*
Drupal\Core\Database\Connection::prefixTables	0	0.0%	-15	-68.2%	-11	-35.5%	-4	-0.8%	12	8.8%
Drupal\Core\Database\Query\Select::addJoin	0	0.0%	-2	-9.1%	-2	-6.5%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteCompiler::getPathWithoutDefaults	0	0.0%	-2	-9.1%	1	3.2%	0	0.0%	0	0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath	0	0.0%	-2	-9.1%	-8	-25.8%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath	-2	-100.0%	-2	-9.1%	-3	-9.7%	-376	-77.7%	-80	-58.8%
Drupal\block\BlockBase::getCacheTags	0	0.0%	1	4.5%	-1	-3.2%	0	0.0%	0	0.0%
theme_get_suggestions	0	0.0%	-1	-4.5%	1	3.2%	24	5.0%	0	0.0%
Drupal\Component\Utility\Xss::filter	0	0.0%	1	4.5%	-2	-6.5%	0	0.0%	0	0.0%
check_markup	0	0.0%	0	0.0%	-1	-3.2%	0	0.0%	0	0.0%
toolbar_menu_navigation_links	0	0.0%	0	0.0%	-7	-22.6%	0	0.0%	0	0.0%
Drupal\Core\Plugin\Discovery\AnnotatedClassDiscovery::__construct	0	0.0%	0	0.0%	2	6.5%	0	0.0%	0	0.0%
Drupal\node\NodeViewBuilder::renderLinks	0	0.0%	0	0.0%	2	6.5%	-84	-17.4%	0	0.0%
Drupal\Component\Utility\UrlHelper::encodePath	0	0.0%	0	0.0%	2	6.5%	0	0.0%	0	0.0%
Drupal\Component\Utility\UrlHelper::buildQuery	0	0.0%	0	0.0%	0	0.0%	-44	-9.1%	-68	-50.0%
Drupal\Core\StreamWrapper\PublicStream::getExternalUrl	0	0.0%	0	0.0%	-1	-3.2%	0	0.0%	0	0.0%
_drupal_request_initialize	0	0.0%	0	0.0%	-3	-9.7%	0	0.0%	0	0.0%