XHProf: Hierarchical Profiler Report

Diff Report: Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Cache\DatabaseBackend::getMultiple	Run #517c7dc1dc4c3	Run #517c7d73caad2	Diff	Diff%
Number of Function Calls	58	58	0	0.0%
Incl. Wall Time (microsec)	47,882	47,414	-468	-1.0%
Incl. Wall Time (microsec) per call	826	817	-8	-1.0%
Excl. Wall Time (microsec)	1,940	2,030	90	4.6%
Incl. CPU (microsecs)	31,859	30,396	-1,463	-4.6%
Incl. CPU (microsecs) per call	549	524	-25	-4.6%
Excl. CPU (microsec)	1,740	1,818	78	4.5%
Incl. MemUse (bytes)	1,772,344	1,772,152	-192	-0.0%
Incl. MemUse (bytes) per call	30,558	30,554	-3	-0.0%
Excl. MemUse (bytes)	-135,920	-135,936	-16	-0.0%
Incl. PeakMemUse (bytes)	2,347,904	2,348,368	464	0.0%
Incl. PeakMemUse (bytes) per call	40,481	40,489	8	0.0%
Excl. PeakMemUse (bytes)	154,224	154,216	-8	-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\Cache\DatabaseBackend::getMultiple	0	N/A%	-468	-132.6%	-1,463	-156.3%	-192	-7.7%	464	18.9%
Exclusive Metrics Diff for Current Function			90	19.2%	78	5.3%	-16	-8.3%	-8	-1.7%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::get	0	N/A%	-411	-87.8%	-1,405	-96.0%	-192	-100.0%	464	100.0%
field_attach_load	0	N/A%	-57	-12.2%	-58	-4.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::prepareItem	0	N/A%	-1,314	-280.8%	-1,930	-131.9%	-160	-83.3%	424	91.4%
Drupal\Core\Database\Connection::query	0	N/A%	774	165.4%	397	27.1%	-16	-8.3%	48	10.3%
Drupal\Core\Database\Connection::escapeTable	0	N/A%	-17	-3.6%	-16	-1.1%	0	0.0%	0	0.0%
array_keys	0	N/A%	-3	-0.6%	3	0.2%	0	0.0%	0	0.0%
array_diff	0	N/A%	2	0.4%	5	0.3%	0	0.0%	0	0.0%