XHProf: Hierarchical Profiler Report

Diff Report: Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::query	Run #519b0e62696b0	Run #519b130ea93e9	Diff	Diff%
Number of Function Calls	134	139	5	3.7%
Incl. Wall Time (microsec)	33,103	37,377	4,274	12.9%
Incl. Wall Time (microsec) per call	247	269	22	8.8%
Excl. Wall Time (microsec)	3,565	3,842	277	7.8%
Incl. CPU (microsecs)	25,153	26,064	911	3.6%
Incl. CPU (microsecs) per call	188	188	-0	-0.1%
Excl. CPU (microsec)	3,175	3,404	229	7.2%
Incl. MemUse (bytes)	364,128	371,152	7,024	1.9%
Incl. MemUse (bytes) per call	2,717	2,670	-47	-1.7%
Excl. MemUse (bytes)	-103,264	-123,168	-19,904	-19.3%
Incl. PeakMemUse (bytes)	239,624	261,808	22,184	9.3%
Incl. PeakMemUse (bytes) per call	1,788	1,884	95	5.3%
Excl. PeakMemUse (bytes)	32,736	35,216	2,480	7.6%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::query [View Callgraph Diff]

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\Database\Connection::query	5	17.9%	4,274	75.9%	911	39.4%	7,024	3.5%	22,184	12.6%
Exclusive Metrics Diff for Current Function			277	6.5%	229	25.1%	-19,904	-283.4%	2,480	11.2%
*Parent functions*
Drupal\Core\Database\Driver\mysql\Insert::execute	3	60.0%	2,798	65.5%	697	76.5%	2,160	30.8%	15,976	72.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple	1	20.0%	770	18.0%	37	4.1%	2,520	35.9%	3,472	15.7%
Drupal\Core\Database\Query\Select::execute	1	20.0%	547	12.8%	233	25.6%	2,336	33.3%	1,272	5.7%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	0.0%	131	3.1%	20	2.2%	8	0.1%	-1,776	-8.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	0.0%	40	0.9%	-27	-3.0%	0	0.0%	3,312	14.9%
db_query	0	0.0%	32	0.7%	-55	-6.0%	0	0.0%	-72	-0.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	0.0%	-27	-0.6%	10	1.1%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	0.0%	-7	-0.2%	-7	-0.8%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	0.0%	-7	-0.2%	-1	-0.1%	0	0.0%	0	0.0%
Drupal\Core\Path\AliasManager::lookupPathSource	0	0.0%	-3	-0.1%	4	0.4%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	5	21.7%	3,963	92.7%	617	67.7%	14,208	202.3%	12,440	56.1%
Drupal\Core\Database\Connection::prepareQuery	5	21.7%	118	2.8%	122	13.4%	7,640	108.8%	2,912	13.1%
Drupal\Core\Database\Connection::defaultOptions	5	21.7%	-53	-1.2%	-35	-3.8%	4,160	59.2%	520	2.3%
Drupal\Core\Database\Connection::expandArguments	5	21.7%	-50	-1.2%	-52	-5.7%	24	0.3%	3,832	17.3%
PDO::lastInsertId	3	13.0%	19	0.4%	30	3.3%	896	12.8%	0	0.0%