XHProf: Hierarchical Profiler Report

Diff Report: Run #519ac1a144fa6: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: 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 #519ac1a144fa6	Run #519abf80bb905	Diff	Diff%
Number of Function Calls	140	142	2	1.4%
Incl. Wall Time (microsec)	35,351	35,934	583	1.6%
Incl. Wall Time (microsec) per call	253	253	1	0.2%
Excl. Wall Time (microsec)	3,764	3,795	31	0.8%
Incl. CPU (microsecs)	26,445	26,525	80	0.3%
Incl. CPU (microsecs) per call	189	187	-2	-1.1%
Excl. CPU (microsec)	3,359	3,335	-24	-0.7%
Incl. MemUse (bytes)	391,136	395,664	4,528	1.2%
Incl. MemUse (bytes) per call	2,794	2,786	-7	-0.3%
Excl. MemUse (bytes)	-109,488	-116,032	-6,544	-6.0%
Incl. PeakMemUse (bytes)	242,616	246,752	4,136	1.7%
Incl. PeakMemUse (bytes) per call	1,733	1,738	5	0.3%
Excl. PeakMemUse (bytes)	30,376	30,480	104	0.3%

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	2	18.2%	583	73.1%	80	5.2%	4,528	1.1%	4,136	0.3%
Exclusive Metrics Diff for Current Function			31	5.3%	-24	-30.0%	-6,544	-144.5%	104	2.5%
*Parent functions*
Drupal\Core\Database\Driver\mysql\Insert::execute	1	50.0%	844	144.8%	275	343.8%	2,000	44.2%	6,328	153.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple	1	50.0%	-93	-16.0%	15	18.8%	2,528	55.8%	32	0.8%
Drupal\Core\Database\Query\Select::execute	0	0.0%	-83	-14.2%	-63	-78.8%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	0.0%	-60	-10.3%	-32	-40.0%	0	0.0%	112	2.7%
Drupal\Core\Path\AliasManager::lookupPathSource	0	0.0%	-49	-8.4%	-23	-28.7%	0	0.0%	0	0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	0.0%	28	4.8%	-40	-50.0%	0	0.0%	64	1.5%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	0.0%	-22	-3.8%	-50	-62.5%	0	0.0%	32	0.8%
db_query	0	0.0%	19	3.3%	1	1.2%	0	0.0%	-2,432	-58.8%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	0.0%	-6	-1.0%	-6	-7.5%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	0.0%	5	0.9%	3	3.8%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	2	22.2%	416	71.4%	-61	-76.2%	5,512	121.7%	3,824	92.5%
Drupal\Core\Database\Connection::prepareQuery	2	22.2%	76	13.0%	102	127.5%	3,088	68.2%	1,216	29.4%
Drupal\Core\Database\Connection::expandArguments	2	22.2%	48	8.2%	49	61.3%	0	0.0%	-944	-22.8%
Drupal\Core\Database\Connection::defaultOptions	2	22.2%	8	1.4%	7	8.8%	1,640	36.2%	-64	-1.5%
PDO::lastInsertId	1	11.1%	4	0.7%	7	8.8%	832	18.4%	0	0.0%