XHProf: Hierarchical Profiler Report

Diff Report: Run #51ad06ef28a53: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::query	Run #51ad06ef28a53	Run #51ad0610ca11a	Diff	Diff%
Number of Function Calls	159	159	0	0.0%
Incl. Wall Time (microsec)	68,095	66,464	-1,631	-2.4%
Incl. Wall Time (microsec) per call	428	418	-10	-2.4%
Excl. Wall Time (microsec)	2,551	2,502	-49	-1.9%
Incl. CPU (microsecs)	24,372	24,060	-312	-1.3%
Incl. CPU (microsecs) per call	153	151	-2	-1.3%
Excl. CPU (microsec)	2,203	2,132	-71	-3.2%
Incl. MemUse (bytes)	1,061,096	1,061,200	104	0.0%
Incl. MemUse (bytes) per call	6,674	6,674	1	0.0%
Excl. MemUse (bytes)	-132,792	-132,736	56	0.0%
Incl. PeakMemUse (bytes)	485,336	485,264	-72	-0.0%
Incl. PeakMemUse (bytes) per call	3,052	3,052	-0	-0.0%
Excl. PeakMemUse (bytes)	32,664	32,704	40	0.1%

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%	-1,631	-30.4%	-312	-7.9%	104	0.1%	-72	-0.0%
Exclusive Metrics Diff for Current Function			-49	-3.0%	-71	-22.8%	56	53.8%	40	55.6%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-795	-48.7%	-106	-34.0%	88	84.6%	224	311.1%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-478	-29.3%	-113	-36.2%	-16	-15.4%	-336	-466.7%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	N/A%	-184	-11.3%	-94	-30.1%	0	0.0%	48	66.7%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-172	-10.5%	-65	-20.8%	0	0.0%	0	0.0%
db_query	0	N/A%	154	9.4%	57	18.3%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Update::execute	0	N/A%	-80	-4.9%	4	1.3%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	N/A%	-59	-3.6%	-1	-0.3%	0	0.0%	0	0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	36	2.2%	31	9.9%	24	23.1%	-16	-22.2%
Drupal\Core\Path\AliasManager::lookupPathSource	0	N/A%	-30	-1.8%	-18	-5.8%	0	0.0%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	N/A%	-22	-1.3%	-5	-1.6%	8	7.7%	8	11.1%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	-1	-0.1%	-2	-0.6%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	-1,601	-98.2%	-270	-86.5%	48	46.2%	216	300.0%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	77	4.7%	79	25.3%	0	0.0%	-312	-433.3%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	-60	-3.7%	-59	-18.9%	0	0.0%	56	77.8%
PDOStatement::rowCount	0	N/A%	1	0.1%	1	0.3%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	1	0.1%	8	2.6%	0	0.0%	-72	-100.0%