XHProf: Hierarchical Profiler Report

Diff Report: Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fcee66138: 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 #52e6fc5cc809e	Run #52e6fcee66138	Diff	Diff%
Number of Function Calls	200	200	0	0.0%
Incl. Wall Time (microsec)	40,363	40,009	-354	-0.9%
Incl. Wall Time (microsec) per call	202	200	-2	-0.9%
Excl. Wall Time (microsec)	5,749	5,821	72	1.3%
Incl. CPU (microsecs)	31,948	31,670	-278	-0.9%
Incl. CPU (microsecs) per call	160	158	-1	-0.9%
Excl. CPU (microsec)	5,031	5,092	61	1.2%
Incl. MemUse (bytes)	7,161,584	7,362,032	200,448	2.8%
Incl. MemUse (bytes) per call	35,808	36,810	1,002	2.8%
Excl. MemUse (bytes)	2,604,376	2,693,856	89,480	3.4%
Incl. PeakMemUse (bytes)	917,368	895,728	-21,640	-2.4%
Incl. PeakMemUse (bytes) per call	4,587	4,479	-108	-2.4%
Excl. PeakMemUse (bytes)	153,176	169,224	16,048	10.5%

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\Routing\RouteProvider::getRoutesByNames	0	N/A%	-59	-16.7%	-59	-21.2%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-22	-6.2%	-35	-12.6%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	N/A%	-7	-2.0%	-4	-1.4%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	36	10.2%	40	14.4%	0	0.0%	-64	-0.3%
Drupal\Core\Path\AliasManager::lookupPathSource	0	N/A%	57	16.1%	51	18.3%	0	0.0%	-4,544	-21.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	10	2.8%	16	5.8%	0	0.0%	-128	-0.6%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	167	47.2%	148	53.2%	0	0.0%	-72	-0.3%
*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::defaultOptions	0	N/A%	13	3.7%	20	7.2%	-24	-0.0%	-16	-0.1%
spl_autoload_call	0	N/A%	-1	-0.3%	1	0.4%	-24	-0.0%	152	0.7%
substr	0	N/A%	0	0.0%	-6	-2.2%	0	0.0%	0	0.0%
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%
Exception::getMessage	0	N/A%	-1	-0.3%	-4	-1.4%	0	0.0%	0	0.0%
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%
print_r	0	N/A%	-9	-2.5%	-11	-4.0%	0	0.0%	21,376	98.8%