XHProf: Hierarchical Profiler Report

Diff Report: Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Entity\Query\Sql\Tables::getTableMapping	Run #53ccf06f3ae60	Run #53ccf1bb00d4b	Diff	Diff%
Number of Function Calls	7	7	0	0.0%
Incl. Wall Time (microsec)	10,656	10,498	-158	-1.5%
Incl. Wall Time (microsec) per call	1,522	1,500	-23	-1.5%
Excl. Wall Time (microsec)	68	69	1	1.5%
Incl. CPU (microsecs)	10,324	10,190	-134	-1.3%
Incl. CPU (microsecs) per call	1,475	1,456	-19	-1.3%
Excl. CPU (microsec)	45	52	7	15.6%
Incl. MemUse (bytes)	1,802,408	1,802,472	64	0.0%
Incl. MemUse (bytes) per call	257,487	257,496	9	0.0%
Excl. MemUse (bytes)	-2,216	-2,216	0	0.0%
Incl. PeakMemUse (bytes)	1,605,640	1,605,720	80	0.0%
Incl. PeakMemUse (bytes) per call	229,377	229,389	11	0.0%
Excl. PeakMemUse (bytes)	1,552	1,552	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%	-158	-10.4%	-134	-8.2%	64	1.0%	80	0.7%
Exclusive Metrics Diff for Current Function			1	0.6%	7	5.2%	0	0.0%	0	0.0%
*Parent function*
Drupal\Core\Entity\Query\Sql\Tables::addField	0	N/A%	-158	-100.0%	-134	-100.0%	64	100.0%	80	100.0%
*Child functions*
Drupal\Core\Entity\Sql\DefaultTableMapping::getAllColumns	0	N/A%	-119	-75.3%	-120	-89.6%	64	100.0%	352	440.0%
drupal_get_schema	0	N/A%	-38	-24.1%	-18	-13.4%	8	12.5%	-272	-340.0%
array_flip	0	N/A%	-4	-2.5%	-1	-0.7%	-8	-12.5%	0	0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::getTableMapping	0	N/A%	1	0.6%	-3	-2.2%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityManager::getStorage	0	N/A%	1	0.6%	2	1.5%	0	0.0%	0	0.0%
array_keys	0	N/A%	0	0.0%	-1	-0.7%	0	0.0%	0	0.0%