XHProf: Hierarchical Profiler Report

Diff Report: Run #52e6fcee66138: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::query	Run #52e6fcee66138	Run #52e6fc5cc809e	Diff	Diff%
Number of Function Calls	200	200	0	0.0%
Incl. Wall Time (microsec)	40,009	40,363	354	0.9%
Incl. Wall Time (microsec) per call	200	202	2	0.9%
Excl. Wall Time (microsec)	5,821	5,749	-72	-1.2%
Incl. CPU (microsecs)	31,670	31,948	278	0.9%
Incl. CPU (microsecs) per call	158	160	1	0.9%
Excl. CPU (microsec)	5,092	5,031	-61	-1.2%
Incl. MemUse (bytes)	7,362,032	7,161,584	-200,448	-2.7%
Incl. MemUse (bytes) per call	36,810	35,808	-1,002	-2.7%
Excl. MemUse (bytes)	2,693,856	2,604,376	-89,480	-3.3%
Incl. PeakMemUse (bytes)	895,728	917,368	21,640	2.4%
Incl. PeakMemUse (bytes) per call	4,479	4,587	108	2.4%
Excl. PeakMemUse (bytes)	169,224	153,176	-16,048	-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	0	N/A%	354	13.8%	278	10.6%	-200,448	-221.3%	21,640	24.3%
Exclusive Metrics Diff for Current Function			-72	-20.3%	-61	-21.9%	-89,480	-44.6%	-16,048	-74.2%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	536	151.4%	435	156.5%	-200,448	-100.0%	16,832	77.8%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-167	-47.2%	-148	-53.2%	0	0.0%	72	0.3%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	59	16.7%	59	21.2%	0	0.0%	0	0.0%
Drupal\Core\Path\AliasManager::lookupPathSource	0	N/A%	-57	-16.1%	-51	-18.3%	0	0.0%	4,544	21.0%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	-36	-10.2%	-40	-14.4%	0	0.0%	64	0.3%
Drupal\Core\Database\Query\Select::execute	0	N/A%	22	6.2%	35	12.6%	0	0.0%	0	0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	-10	-2.8%	-16	-5.8%	0	0.0%	128	0.6%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	N/A%	7	2.0%	4	1.4%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	222	62.7%	152	54.7%	-111,016	-55.4%	58,096	268.5%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	124	35.0%	92	33.1%	0	0.0%	592	2.7%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	77	21.8%	72	25.9%	0	0.0%	704	3.3%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	-13	-3.7%	-20	-7.2%	24	0.0%	16	0.1%
print_r	0	N/A%	9	2.5%	11	4.0%	0	0.0%	-21,376	-98.8%
Exception::__construct	0	N/A%	3	0.8%	9	3.2%	0	0.0%	-192	-0.9%
Exception::getCode	0	N/A%	2	0.6%	14	5.0%	0	0.0%	0	0.0%
spl_autoload_call	0	N/A%	1	0.3%	-1	-0.4%	24	0.0%	-152	-0.7%
Exception::getMessage	0	N/A%	1	0.3%	4	1.4%	0	0.0%	0	0.0%
substr	0	N/A%	0	0.0%	6	2.2%	0	0.0%	0	0.0%