XHProf: Hierarchical Profiler Report

Diff Report: Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02278cd90: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\views\Plugin\views\query\Sql::add_field	Run #519f012418c24	Run #519f02278cd90	Diff	Diff%
Number of Function Calls	19	19	0	0.0%
Incl. Wall Time (microsec)	481	480	-1	-0.2%
Incl. Wall Time (microsec) per call	25	25	-0	-0.2%
Excl. Wall Time (microsec)	267	262	-5	-1.9%
Incl. CPU (microsecs)	512	508	-4	-0.8%
Incl. CPU (microsecs) per call	27	27	-0	-0.8%
Excl. CPU (microsec)	242	225	-17	-7.0%
Incl. MemUse (bytes)	16,440	16,456	16	0.1%
Incl. MemUse (bytes) per call	865	866	1	0.1%
Excl. MemUse (bytes)	12,752	12,752	0	0.0%
Incl. PeakMemUse (bytes)	16,168	16,056	-112	-0.7%
Incl. PeakMemUse (bytes) per call	851	845	-6	-0.7%
Excl. PeakMemUse (bytes)	14,048	14,048	0	0.0%

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*
Drupal\views\Plugin\views\query\Sql::add_field	0	N/A%	-1	-0.0%	-4	-0.1%	16	0.2%	-112	-0.6%
Exclusive Metrics Diff for Current Function			-5	-500.0%	-17	-425.0%	0	0.0%	0	0.0%
*Parent functions*
Drupal\views\Plugin\views\query\Sql::query	0	N/A%	-6	-600.0%	-4	-100.0%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\field\FieldPluginBase::query	0	N/A%	5	500.0%	5	125.0%	16	100.0%	-112	-100.0%
Drupal\views\Plugin\views\row\RowPluginBase::query	0	N/A%	0	0.0%	-5	-125.0%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\query\Sql::add_orderby	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\field\FieldPluginBase::add_additional_fields	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\views\Plugin\Core\Entity\View::get	0	N/A%	4	400.0%	17	425.0%	0	0.0%	0	0.0%
strtolower	0	N/A%	1	100.0%	-1	-25.0%	0	0.0%	0	0.0%
substr	0	N/A%	-1	-100.0%	-3	-75.0%	16	100.0%	-112	-100.0%