XHProf: Hierarchical Profiler Report

Diff Report: Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: 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 #519abf80bb905	Run #519ac1c42d00d	Diff	Diff%
Number of Function Calls	142	145	3	2.1%
Incl. Wall Time (microsec)	35,934	39,324	3,390	9.4%
Incl. Wall Time (microsec) per call	253	271	18	7.2%
Excl. Wall Time (microsec)	3,795	4,037	242	6.4%
Incl. CPU (microsecs)	26,525	27,510	985	3.7%
Incl. CPU (microsecs) per call	187	190	3	1.6%
Excl. CPU (microsec)	3,335	3,582	247	7.4%
Incl. MemUse (bytes)	395,664	398,136	2,472	0.6%
Incl. MemUse (bytes) per call	2,786	2,746	-41	-1.5%
Excl. MemUse (bytes)	-116,032	-129,344	-13,312	-11.5%
Incl. PeakMemUse (bytes)	246,752	267,568	20,816	8.4%
Incl. PeakMemUse (bytes) per call	1,738	1,845	108	6.2%
Excl. PeakMemUse (bytes)	30,480	33,368	2,888	9.5%

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	3	17.6%	3,390	28.2%	985	6.8%	2,472	1.6%	20,816	1.5%
Exclusive Metrics Diff for Current Function			242	7.1%	247	25.1%	-13,312	-538.5%	2,888	13.9%
*Parent functions*
Drupal\Core\Database\Driver\mysql\Insert::execute	2	66.7%	2,348	69.3%	332	33.7%	160	6.5%	9,576	46.0%
Drupal\Core\Database\Query\Select::execute	1	33.3%	528	15.6%	374	38.0%	2,336	94.5%	1,336	6.4%
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	0.0%	337	9.9%	72	7.3%	-24	-1.0%	5,072	24.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	0.0%	312	9.2%	147	14.9%	0	0.0%	2,400	11.5%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	0.0%	-140	-4.1%	19	1.9%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	0.0%	-39	-1.2%	10	1.0%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	0.0%	22	0.6%	7	0.7%	0	0.0%	0	0.0%
db_query	0	0.0%	15	0.4%	23	2.3%	0	0.0%	2,432	11.7%
Drupal\Core\Path\AliasManager::lookupPathSource	0	0.0%	5	0.1%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	0.0%	2	0.1%	1	0.1%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	3	21.4%	3,032	89.4%	645	65.5%	8,672	350.8%	9,600	46.1%
Drupal\Core\Database\Connection::prepareQuery	3	21.4%	57	1.7%	38	3.9%	4,552	184.1%	1,544	7.4%
Drupal\Core\Database\Connection::defaultOptions	3	21.4%	36	1.1%	30	3.0%	2,496	101.0%	1,424	6.8%
PDO::lastInsertId	2	14.3%	14	0.4%	20	2.0%	64	2.6%	0	0.0%
Drupal\Core\Database\Connection::expandArguments	3	21.4%	9	0.3%	5	0.5%	0	0.0%	5,360	25.7%