XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Query\Query::__construct	Run #51ec485525502	Run #51ec491641923	Diff	Diff%
Number of Function Calls	27	27	0	0.0%
Incl. Wall Time (microsec)	431	428	-3	-0.7%
Incl. Wall Time (microsec) per call	16	16	-0	-0.7%
Excl. Wall Time (microsec)	246	243	-3	-1.2%
Incl. CPU (microsecs)	456	455	-1	-0.2%
Incl. CPU (microsecs) per call	17	17	-0	-0.2%
Excl. CPU (microsec)	212	192	-20	-9.4%
Incl. MemUse (bytes)	11,608	11,608	0	0.0%
Incl. MemUse (bytes) per call	430	430	0	0.0%
Excl. MemUse (bytes)	6,504	6,504	0	0.0%
Incl. PeakMemUse (bytes)	11,616	11,856	240	2.1%
Incl. PeakMemUse (bytes) per call	430	439	9	2.1%
Excl. PeakMemUse (bytes)	7,392	7,536	144	1.9%

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\Core\Database\Query\Query::__construct	0	N/A%	-3	-0.2%	-1	-0.1%	0	0.0%	240	0.2%
Exclusive Metrics Diff for Current Function			-3	-100.0%	-20	-2000.0%	0	N/A%	144	60.0%
*Parent functions*
Drupal\Core\Database\Query\Select::__construct	0	N/A%	-3	-100.0%	-2	-200.0%	0	N/A%	240	100.0%
Drupal\Core\Database\Query\Merge::__construct	0	N/A%	1	33.3%	4	400.0%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Insert::__construct	0	N/A%	-1	-33.3%	-3	-300.0%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Delete::__construct	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Update::__construct	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
*Child functions*
uniqid	0	N/A%	-1	-33.3%	5	500.0%	0	N/A%	96	40.0%
Drupal\Core\Database\Connection::getTarget	0	N/A%	1	33.3%	2	200.0%	0	N/A%	0	0.0%
Drupal\Core\Database\Connection::getKey	0	N/A%	0	0.0%	12	1200.0%	0	N/A%	0	0.0%