XHProf: Hierarchical Profiler Report

Diff Report: Run #519d9d94433aa: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for str_replace

str_replace	Run #519d9d94433aa	Run #519d9cf28420e	Diff	Diff%
Number of Function Calls	1,319	1,318	-1	-0.1%
Incl. Wall Time (microsec)	2,051	2,091	40	2.0%
Incl. Wall Time (microsec) per call	2	2	0	2.0%
Excl. Wall Time (microsec)	2,051	2,091	40	2.0%
Incl. CPU (microsecs)	3,143	3,194	51	1.6%
Incl. CPU (microsecs) per call	2	2	0	1.7%
Excl. CPU (microsec)	3,143	3,194	51	1.6%
Incl. MemUse (bytes)	324,296	323,904	-392	-0.1%
Incl. MemUse (bytes) per call	246	246	-0	-0.0%
Excl. MemUse (bytes)	324,296	323,904	-392	-0.1%
Incl. PeakMemUse (bytes)	40,208	40,984	776	1.9%
Incl. PeakMemUse (bytes) per call	30	31	1	2.0%
Excl. PeakMemUse (bytes)	40,208	40,984	776	1.9%

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	-1	-100.0%	40	1.6%	51	5.4%	-392	-0.6%	776	1.1%
Exclusive Metrics Diff for Current Function			40	100.0%	51	100.0%	-392	-100.0%	776	100.0%
*Parent functions*
Drupal\Core\Database\Connection::prefixTables	0	0.0%	16	40.0%	21	41.2%	-32	-8.2%	192	24.7%
Symfony\Component\ClassLoader\ClassLoader::findFile	0	0.0%	9	22.5%	7	13.7%	96	24.5%	-192	-24.7%
drupal_encode_path	0	0.0%	7	17.5%	17	33.3%	0	0.0%	88	11.3%
Drupal\Component\Plugin\Discovery\AnnotatedClassDiscovery::getDefinitions	0	0.0%	4	10.0%	-3	-5.9%	16	4.1%	0	0.0%
_views_query_tag_alter_condition@2	0	0.0%	3	7.5%	1	2.0%	0	0.0%	0	0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath	-1	-100.0%	-2	-5.0%	-4	-7.8%	-176	-44.9%	0	0.0%
theme_get_suggestions	0	0.0%	1	2.5%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::addJoin	0	0.0%	1	2.5%	-1	-2.0%	0	0.0%	0	0.0%
drupal_http_build_query	0	0.0%	-1	-2.5%	9	17.6%	-280	-71.4%	48	6.2%
filter_xss	0	0.0%	1	2.5%	2	3.9%	-16	-4.1%	0	0.0%
drupal_explode_tags	0	0.0%	1	2.5%	2	3.9%	0	0.0%	0	0.0%
Drupal\Core\StreamWrapper\PublicStream::getExternalUrl	0	0.0%	0	0.0%	-1	-2.0%	0	0.0%	720	92.8%
Symfony\Component\HttpKernel\Kernel::getRootDir	0	0.0%	0	0.0%	1	2.0%	0	0.0%	-80	-10.3%
drupal_settings_initialize	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Plugin\Discovery\AnnotatedClassDiscovery::__construct	0	0.0%	0	0.0%	4	7.8%	0	0.0%	0	0.0%
Doctrine\Common\Annotations\DocLexer::getType	0	0.0%	0	0.0%	-3	-5.9%	0	0.0%	0	0.0%
Doctrine\Common\Annotations\AnnotationRegistry::loadAnnotationClass	0	0.0%	0	0.0%	-1	-2.0%	0	0.0%	0	0.0%