XHProf: Hierarchical Profiler Report

Diff Report: Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Cache\DatabaseBackend::getMultiple	Run #519eb7a1537f7	Run #519eb880e5974	Diff	Diff%
Number of Function Calls	102	102	0	0.0%
Incl. Wall Time (microsec)	100,266	100,463	197	0.2%
Incl. Wall Time (microsec) per call	983	985	2	0.2%
Excl. Wall Time (microsec)	5,227	5,150	-77	-1.5%
Incl. CPU (microsecs)	59,562	59,944	382	0.6%
Incl. CPU (microsecs) per call	584	588	4	0.6%
Excl. CPU (microsec)	4,765	4,698	-67	-1.4%
Incl. MemUse (bytes)	1,441,156	1,441,100	-56	-0.0%
Incl. MemUse (bytes) per call	14,129	14,128	-1	-0.0%
Excl. MemUse (bytes)	207,452	207,392	-60	-0.0%
Incl. PeakMemUse (bytes)	1,812,008	1,839,048	27,040	1.5%
Incl. PeakMemUse (bytes) per call	17,765	18,030	265	1.5%
Excl. PeakMemUse (bytes)	213,172	214,396	1,224	0.6%

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%	197	5.5%	382	370.9%	-56	-0.0%	27,040	17.3%
Exclusive Metrics Diff for Current Function			-77	-39.1%	-67	-17.5%	-60	-107.1%	1,224	4.5%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::get	0	N/A%	259	131.5%	398	104.2%	-56	-100.0%	27,040	100.0%
field_attach_load	0	N/A%	-62	-31.5%	-16	-4.2%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Cache\DatabaseBackend::prepareItem	0	N/A%	-139	-70.6%	256	67.0%	-52	-92.9%	19,516	72.2%
Drupal\Core\Database\Connection::query	0	N/A%	442	224.4%	235	61.5%	48	85.7%	6,048	22.4%
Drupal\Core\Database\Connection::escapeTable	0	N/A%	-8	-4.1%	-16	-4.2%	0	0.0%	252	0.9%
array_diff	0	N/A%	-18	-9.1%	-28	-7.3%	8	14.3%	0	0.0%
array_keys	0	N/A%	-3	-1.5%	2	0.5%	0	0.0%	0	0.0%