XHProf: Hierarchical Profiler Report

Diff Report: Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for implode

implode	Run #52f5cbc19a0d8	Run #52f5cb0964fa0	Diff	Diff%
Number of Function Calls	304	303	-1	-0.3%
Incl. Wall Time (microsec)	261	244	-17	-6.5%
Incl. Wall Time (microsec) per call	1	1	-0	-6.2%
Excl. Wall Time (microsec)	261	244	-17	-6.5%
Incl. CPU (microsecs)	465	443	-22	-4.7%
Incl. CPU (microsecs) per call	2	1	-0	-4.4%
Excl. CPU (microsec)	465	443	-22	-4.7%
Incl. MemUse (bytes)	112,344	104,760	-7,584	-6.8%
Incl. MemUse (bytes) per call	370	346	-24	-6.4%
Excl. MemUse (bytes)	112,344	104,760	-7,584	-6.8%
Incl. PeakMemUse (bytes)	15,120	15,136	16	0.1%
Incl. PeakMemUse (bytes) per call	50	50	0	0.4%
Excl. PeakMemUse (bytes)	15,120	15,136	16	0.1%

Parent/Child Regression/Improvement report for implode [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*
implode	-1	-100.0%	-17	-18.3%	-22	-11.3%	-7,584	-25.5%	16	0.1%
Exclusive Metrics Diff for Current Function			-17	-100.0%	-22	-100.0%	-7,584	-100.0%	16	100.0%
*Parent functions*
Drupal\Core\Database\Query\Condition::compile	0	0.0%	-20	-117.6%	-17	-77.3%	0	0.0%	0	0.0%
twig_render_template@2	-7	-700.0%	-7	-41.2%	-13	-59.1%	-824	-10.9%	0	0.0%
twig_render_template@1	3	300.0%	5	29.4%	9	40.9%	-7,304	-96.3%	0	0.0%
Drupal\Core\Database\Query\Select::__toString	0	0.0%	3	17.6%	-1	-4.5%	0	0.0%	0	0.0%
twig_render_template	3	300.0%	3	17.6%	4	18.2%	512	6.8%	0	0.0%
Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader	0	0.0%	-2	-11.8%	-3	-13.6%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::expandArguments	0	0.0%	1	5.9%	-8	-36.4%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter	0	0.0%	1	5.9%	-3	-13.6%	0	0.0%	16	100.0%
Drupal\Component\Utility\Url::buildQuery	0	0.0%	-1	-5.9%	1	4.5%	8	0.1%	0	0.0%
drupal_get_feeds	0	0.0%	0	0.0%	-1	-4.5%	0	0.0%	0	0.0%
path_get_admin_paths	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::open	0	0.0%	0	0.0%	-1	-4.5%	0	0.0%	0	0.0%
template_preprocess_html	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@2	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
drupal_render_cid_create	0	0.0%	0	0.0%	-1	-4.5%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeArray::__toString	0	0.0%	0	0.0%	13	59.1%	24	0.3%	0	0.0%
_contextual_links_to_id	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\DrupalKernel::getClassName	0	0.0%	0	0.0%	-2	-9.1%	0	0.0%	0	0.0%
drupal_render_cid_parts	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@1	0	0.0%	0	0.0%	1	4.5%	0	0.0%	0	0.0%