XHProf: Hierarchical Profiler Report

Diff Report: Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

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

Drupal\Core\Database\Connection::query	Run #53ccf06f3ae60	Run #53ccf1bb00d4b	Diff	Diff%
Number of Function Calls	102	102	0	0.0%
Incl. Wall Time (microsec)	25,871	25,596	-275	-1.1%
Incl. Wall Time (microsec) per call	254	251	-3	-1.1%
Excl. Wall Time (microsec)	1,236	1,212	-24	-1.9%
Incl. CPU (microsecs)	11,229	11,117	-112	-1.0%
Incl. CPU (microsecs) per call	110	109	-1	-1.0%
Excl. CPU (microsec)	958	962	4	0.4%
Incl. MemUse (bytes)	664,656	664,624	-32	-0.0%
Incl. MemUse (bytes) per call	6,516	6,516	-0	-0.0%
Excl. MemUse (bytes)	-87,808	-87,808	0	0.0%
Incl. PeakMemUse (bytes)	496,520	491,432	-5,088	-1.0%
Incl. PeakMemUse (bytes) per call	4,868	4,818	-50	-1.0%
Excl. PeakMemUse (bytes)	31,912	32,016	104	0.3%

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%	-275	-18.2%	-112	-6.8%	-32	-0.5%	-5,088	-47.4%
Exclusive Metrics Diff for Current Function			-24	-8.7%	4	3.6%	0	0.0%	104	2.0%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	-153	-55.6%	6	5.4%	-112	-350.0%	-4,608	-90.6%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-120	-43.6%	-75	-67.0%	0	0.0%	-96	-1.9%
Drupal\Core\Path\AliasStorage::lookupPathSource	0	N/A%	83	30.2%	13	11.6%	0	0.0%	0	0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	N/A%	80	29.1%	61	54.5%	8	25.0%	8	0.2%
Drupal\Core\Config\DatabaseStorage::readMultiple	0	N/A%	-72	-26.2%	-42	-37.5%	72	225.0%	-256	-5.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	-68	-24.7%	-34	-30.4%	8	25.0%	-240	-4.7%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	-61	-22.2%	-4	-3.6%	0	0.0%	208	4.1%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	39	14.2%	-6	-5.4%	0	0.0%	0	0.0%
Drupal\Core\Config\DatabaseStorage::listAll	0	N/A%	-17	-6.2%	-20	-17.9%	8	25.0%	-24	-0.5%
Drupal\Core\Database\Query\Select::execute	0	N/A%	14	5.1%	-11	-9.8%	-16	-50.0%	-80	-1.6%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	-136	-49.5%	18	16.1%	-8	-25.0%	-3,576	-70.3%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	-73	-26.5%	-87	-77.7%	-24	-75.0%	-896	-17.6%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	-48	-17.5%	-47	-42.0%	0	0.0%	-720	-14.2%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	6	2.2%	0	0.0%	0	0.0%	0	0.0%