XHProf: Hierarchical Profiler Report

Diff Report: Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad06ef28a53: 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 #51ad0610ca11a	Run #51ad06ef28a53	Diff	Diff%
Number of Function Calls	159	159	0	0.0%
Incl. Wall Time (microsec)	66,464	68,095	1,631	2.5%
Incl. Wall Time (microsec) per call	418	428	10	2.5%
Excl. Wall Time (microsec)	2,502	2,551	49	2.0%
Incl. CPU (microsecs)	24,060	24,372	312	1.3%
Incl. CPU (microsecs) per call	151	153	2	1.3%
Excl. CPU (microsec)	2,132	2,203	71	3.3%
Incl. MemUse (bytes)	1,061,200	1,061,096	-104	-0.0%
Incl. MemUse (bytes) per call	6,674	6,674	-1	-0.0%
Excl. MemUse (bytes)	-132,736	-132,792	-56	-0.0%
Incl. PeakMemUse (bytes)	485,264	485,336	72	0.0%
Incl. PeakMemUse (bytes) per call	3,052	3,052	0	0.0%
Excl. PeakMemUse (bytes)	32,704	32,664	-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%