XHProf: Hierarchical Profiler Report

Diff Report: Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f1db1bc51: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Cache\DatabaseBackend::getMultiple	Run #5198f0bb880ef	Run #5198f1db1bc51	Diff	Diff%
Number of Function Calls	99	100	1	1.0%
Incl. Wall Time (microsec)	67,693	67,442	-251	-0.4%
Incl. Wall Time (microsec) per call	684	674	-9	-1.4%
Excl. Wall Time (microsec)	3,360	3,443	83	2.5%
Incl. CPU (microsecs)	41,460	41,425	-35	-0.1%
Incl. CPU (microsecs) per call	419	414	-5	-1.1%
Excl. CPU (microsec)	3,020	3,053	33	1.1%
Incl. MemUse (bytes)	2,678,824	2,680,984	2,160	0.1%
Incl. MemUse (bytes) per call	27,059	26,810	-249	-0.9%
Excl. MemUse (bytes)	-223,936	-228,792	-4,856	-2.2%
Incl. PeakMemUse (bytes)	2,612,592	2,613,848	1,256	0.0%
Incl. PeakMemUse (bytes) per call	26,390	26,138	-251	-1.0%
Excl. PeakMemUse (bytes)	136,504	137,064	560	0.4%

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	1	16.7%	-251	-15.7%	-35	-1.6%	2,160	7.6%	1,256	3.3%
Exclusive Metrics Diff for Current Function			83	33.1%	33	94.3%	-4,856	-224.8%	560	44.6%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::get	1	100.0%	-414	-164.9%	-148	-422.9%	2,160	100.0%	1,296	103.2%
field_attach_load	0	0.0%	163	64.9%	113	322.9%	0	0.0%	-40	-3.2%
*Child functions*
Drupal\Core\Database\Connection::query	1	20.0%	-843	-335.9%	-173	-494.3%	6,192	286.7%	968	77.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem	1	20.0%	504	200.8%	83	237.1%	216	10.0%	-304	-24.2%
Drupal\Core\Database\Connection::escapeTable	1	20.0%	20	8.0%	24	68.6%	80	3.7%	32	2.5%
array_keys	1	20.0%	-12	-4.8%	-20	-57.1%	368	17.0%	0	0.0%
array_diff	1	20.0%	-3	-1.2%	18	51.4%	160	7.4%	0	0.0%