XHProf: Hierarchical Profiler Report

Diff Report: Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b031de38383: 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 #51b0309e0d24b	Run #51b031de38383	Diff	Diff%
Number of Function Calls	159	159	0	0.0%
Incl. Wall Time (microsec)	77,705	74,850	-2,855	-3.7%
Incl. Wall Time (microsec) per call	489	471	-18	-3.7%
Excl. Wall Time (microsec)	2,672	2,626	-46	-1.7%
Incl. CPU (microsecs)	25,889	25,561	-328	-1.3%
Incl. CPU (microsecs) per call	163	161	-2	-1.3%
Excl. CPU (microsec)	2,342	2,255	-87	-3.7%
Incl. MemUse (bytes)	1,063,416	1,063,312	-104	-0.0%
Incl. MemUse (bytes) per call	6,688	6,687	-1	-0.0%
Excl. MemUse (bytes)	-142,432	-142,408	24	0.0%
Incl. PeakMemUse (bytes)	403,448	403,056	-392	-0.1%
Incl. PeakMemUse (bytes) per call	2,537	2,535	-2	-0.1%
Excl. PeakMemUse (bytes)	23,760	23,672	-88	-0.4%

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%	-2,855	-8.5%	-328	-0.9%	-104	-0.1%	-392	-0.0%
Exclusive Metrics Diff for Current Function			-46	-1.6%	-87	-26.5%	24	23.1%	-88	-22.4%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-2,212	-77.5%	-363	-110.7%	-144	-138.5%	-184	-46.9%
Drupal\Core\Database\Query\Update::execute	0	N/A%	-571	-20.0%	-41	-12.5%	0	0.0%	-344	-87.8%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-488	-17.1%	-133	-40.5%	0	0.0%	48	12.2%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	N/A%	434	15.2%	92	28.0%	8	7.7%	224	57.1%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	N/A%	-422	-14.8%	-97	-29.6%	0	0.0%	0	0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	240	8.4%	240	73.2%	24	23.1%	-96	-24.5%
Drupal\Core\Path\AliasManager::lookupPathSource	0	N/A%	131	4.6%	-1	-0.3%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-40	-1.4%	-20	-6.1%	8	7.7%	-48	-12.2%
db_query	0	N/A%	38	1.3%	8	2.4%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	27	0.9%	-9	-2.7%	0	0.0%	8	2.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	N/A%	8	0.3%	-4	-1.2%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	-2,850	-99.8%	-291	-88.7%	-80	-76.9%	48	12.2%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	48	1.7%	70	21.3%	-8	-7.7%	-48	-12.2%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	-14	-0.5%	-16	-4.9%	-24	-23.1%	-304	-77.6%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	9	0.3%	-1	-0.3%	-16	-15.4%	0	0.0%
PDOStatement::rowCount	0	N/A%	-2	-0.1%	-3	-0.9%	0	0.0%	0	0.0%