XHProf: Hierarchical Profiler Report

Diff Report: Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa45581fb3: 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 #519aa37b5bebd	Run #519aa45581fb3	Diff	Diff%
Number of Function Calls	132	137	5	3.8%
Incl. Wall Time (microsec)	33,222	36,356	3,134	9.4%
Incl. Wall Time (microsec) per call	252	265	14	5.4%
Excl. Wall Time (microsec)	3,552	3,727	175	4.9%
Incl. CPU (microsecs)	24,578	25,526	948	3.9%
Incl. CPU (microsecs) per call	186	186	0	0.1%
Excl. CPU (microsec)	3,132	3,286	154	4.9%
Incl. MemUse (bytes)	359,016	366,032	7,016	2.0%
Incl. MemUse (bytes) per call	2,720	2,672	-48	-1.8%
Excl. MemUse (bytes)	-101,624	-121,504	-19,880	-19.6%
Incl. PeakMemUse (bytes)	241,424	262,944	21,520	8.9%
Incl. PeakMemUse (bytes) per call	1,829	1,919	90	4.9%
Excl. PeakMemUse (bytes)	32,712	35,208	2,496	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%	3,134	41.6%	948	17.8%	7,016	2.4%	21,520	8.0%
Exclusive Metrics Diff for Current Function			175	5.6%	154	16.2%	-19,880	-283.4%	2,496	11.6%
*Parent functions*
Drupal\Core\Database\Driver\mysql\Insert::execute	3	60.0%	3,036	96.9%	691	72.9%	2,160	30.8%	16,016	74.4%
Drupal\Core\Database\Query\Select::execute	1	20.0%	316	10.1%	181	19.1%	2,336	33.3%	1,336	6.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple	1	20.0%	-240	-7.7%	-70	-7.4%	2,520	35.9%	4,184	19.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	0.0%	-47	-1.5%	64	6.8%	0	0.0%	-88	-0.4%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	0.0%	29	0.9%	32	3.4%	0	0.0%	0	0.0%
db_query	0	0.0%	24	0.8%	11	1.2%	0	0.0%	72	0.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	0.0%	17	0.5%	40	4.2%	0	0.0%	0	0.0%
Drupal\Core\Path\AliasManager::lookupPathSource	0	0.0%	3	0.1%	5	0.5%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	0.0%	-2	-0.1%	1	0.1%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	0.0%	-2	-0.1%	-7	-0.7%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	5	21.7%	2,507	80.0%	317	33.4%	14,200	202.4%	12,232	56.8%
Drupal\Core\Database\Connection::prepareQuery	5	21.7%	222	7.1%	239	25.2%	7,640	108.9%	3,136	14.6%
Drupal\Core\Database\Connection::expandArguments	5	21.7%	129	4.1%	125	13.2%	0	0.0%	2,952	13.7%
Drupal\Core\Database\Connection::defaultOptions	5	21.7%	81	2.6%	80	8.4%	4,160	59.3%	704	3.3%
PDO::lastInsertId	3	13.0%	20	0.6%	33	3.5%	896	12.8%	0	0.0%