XHProf: Hierarchical Profiler Report

Diff Report: Run #51a459a8e59c2: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a45b36a618d: XHProf Run (Namespace=drupal-perf-ezeedub)
Tip: Click a function name below to drill down.

Regression/Improvement summary for substr

substr	Run #51a459a8e59c2	Run #51a45b36a618d	Diff	Diff%
Number of Function Calls	387	391	4	1.0%
Incl. Wall Time (microsec)	460	470	10	2.2%
Incl. Wall Time (microsec) per call	1	1	0	1.1%
Excl. Wall Time (microsec)	460	470	10	2.2%
Incl. CPU (microsecs)	0	0	0	N/A%
Incl. CPU (microsecs) per call	0	0	0	N/A%
Excl. CPU (microsec)	0	0	0	N/A%
Incl. MemUse (bytes)	29,128	29,248	120	0.4%
Incl. MemUse (bytes) per call	75	75	-0	-0.6%
Excl. MemUse (bytes)	29,128	29,248	120	0.4%
Incl. PeakMemUse (bytes)	10,084	9,880	-204	-2.0%
Incl. PeakMemUse (bytes) per call	26	25	-1	-3.0%
Excl. PeakMemUse (bytes)	10,084	9,880	-204	-2.0%

Parent/Child Regression/Improvement report for substr [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*
substr	4	100.0%	10	0.1%	0	0.0%	120	0.5%	-204	-0.5%
Exclusive Metrics Diff for Current Function			10	100.0%	0	N/A%	120	100.0%	-204	-100.0%
*Parent functions*
Twig_Environment::getCacheFilename	4	100.0%	6	60.0%	0	N/A%	116	96.7%	0	0.0%
Drupal\Component\Utility\Crypt::randomBytes	0	0.0%	4	40.0%	0	N/A%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString	0	0.0%	2	20.0%	0	N/A%	4	3.3%	4	2.0%
Symfony\Component\Routing\RouteCompiler::compilePattern	0	0.0%	1	10.0%	0	N/A%	0	0.0%	0	0.0%
request_path	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\query\Sql::add_field	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	0	0.0%
url	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	-208	-102.0%
file_uri_scheme	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	0	0.0%
theme@2	0	0.0%	1	10.0%	0	N/A%	0	0.0%	0	0.0%
theme@4	0	0.0%	1	10.0%	0	N/A%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders	0	0.0%	1	10.0%	0	N/A%	0	0.0%	0	0.0%
image_style_path_token	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	0	0.0%
drupal_strip_dangerous_protocols	0	0.0%	-1	-10.0%	0	N/A%	0	0.0%	0	0.0%
theme@1	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
Drupal\field_sql_storage\Entity\Tables::addField	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
devel_silent	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
Drupal\Component\Uuid\Php::generate	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
drupal_settings_initialize	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
contextual_custom_theme	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
edit_custom_theme	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%
editor_custom_theme	0	0.0%	0	0.0%	0	N/A%	0	0.0%	0	0.0%