XHProf: Hierarchical Profiler Report

Diff Report: Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Entity\Query\Sql\Query::prepare	Run #52f2e60305388	Run #52f2e62091f2c	Diff	Diff%
Number of Function Calls	3	3	0	0.0%
Incl. Wall Time (microsec)	427	436	9	2.1%
Incl. Wall Time (microsec) per call	142	145	3	2.1%
Excl. Wall Time (microsec)	124	129	5	4.0%
Incl. CPU (microsecs)	431	439	8	1.9%
Incl. CPU (microsecs) per call	144	146	3	1.9%
Excl. CPU (microsec)	79	88	9	11.4%
Incl. MemUse (bytes)	32,472	32,480	8	0.0%
Incl. MemUse (bytes) per call	10,824	10,827	3	0.0%
Excl. MemUse (bytes)	7,592	7,592	0	0.0%
Incl. PeakMemUse (bytes)	30,280	30,288	8	0.0%
Incl. PeakMemUse (bytes) per call	10,093	10,096	3	0.0%
Excl. PeakMemUse (bytes)	5,112	5,112	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\Core\Entity\Query\Sql\Query::prepare	0	N/A%	9	0.6%	8	0.3%	8	3.8%	8	1.1%
Exclusive Metrics Diff for Current Function			5	55.6%	9	112.5%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\Entity\Query\Sql\Query::execute	0	N/A%	9	100.0%	8	100.0%	8	100.0%	8	100.0%
*Child functions*
Drupal\Core\Entity\EntityManager::getDefinition	0	N/A%	10	111.1%	9	112.5%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::select	0	N/A%	-6	-66.7%	-7	-87.5%	8	100.0%	8	100.0%
Drupal\Core\Database\Query\Select::addTag	0	N/A%	-1	-11.1%	-1	-12.5%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityType::getKey	0	N/A%	1	11.1%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::addMetaData	0	N/A%	-1	-11.1%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityType::getBaseTable	0	N/A%	1	11.1%	-1	-12.5%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityType::getDataTable	0	N/A%	0	0.0%	-1	-12.5%	0	0.0%	0	0.0%