XHProf: Hierarchical Profiler Report

Diff Report: Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Entity\Query\Sql\Tables::getTableMapping	Run #53920b950c201	Run #53920c043e98b	Diff	Diff%
Number of Function Calls	13	13	0	0.0%
Incl. Wall Time (microsec)	3,099	3,094	-5	-0.2%
Incl. Wall Time (microsec) per call	238	238	-0	-0.2%
Excl. Wall Time (microsec)	189	190	1	0.5%
Incl. CPU (microsecs)	2,844	2,833	-11	-0.4%
Incl. CPU (microsecs) per call	219	218	-1	-0.4%
Excl. CPU (microsec)	136	140	4	2.9%
Incl. MemUse (bytes)	148,880	148,880	0	0.0%
Incl. MemUse (bytes) per call	11,452	11,452	0	0.0%
Excl. MemUse (bytes)	-12,164	-12,176	-12	-0.1%
Incl. PeakMemUse (bytes)	154,664	154,676	12	0.0%
Incl. PeakMemUse (bytes) per call	11,897	11,898	1	0.0%
Excl. PeakMemUse (bytes)	388	388	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\Tables::getTableMapping	0	N/A%	-5	-1.4%	-11	-5.9%	0	0.0%	12	0.1%
Exclusive Metrics Diff for Current Function			1	20.0%	4	36.4%	-12	N/A%	0	0.0%
*Parent function*
Drupal\Core\Entity\Query\Sql\Tables::addField	0	N/A%	-5	-100.0%	-11	-100.0%	0	N/A%	12	100.0%
*Child functions*
Drupal\Core\Entity\Sql\DefaultTableMapping::getAllColumns	0	N/A%	-43	-860.0%	-42	-381.8%	0	N/A%	0	0.0%
drupal_get_schema	0	N/A%	35	700.0%	28	254.5%	0	N/A%	32	266.7%
Drupal\Core\Entity\ContentEntityDatabaseStorage::getTableMapping	0	N/A%	2	40.0%	0	0.0%	0	N/A%	0	0.0%
Drupal\Core\Entity\EntityManager::getStorage	0	N/A%	1	20.0%	2	18.2%	0	N/A%	0	0.0%
array_flip	0	N/A%	-1	-20.0%	-2	-18.2%	0	N/A%	0	0.0%
array_keys	0	N/A%	0	0.0%	-1	-9.1%	12	N/A%	-20	-166.7%