XHProf: Hierarchical Profiler Report

Diff Report: Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e128cfd2b: 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 #5350e2663e694	Run #5350e128cfd2b	Diff	Diff%
Number of Function Calls	137	137	0	0.0%
Incl. Wall Time (microsec)	29,729	29,872	143	0.5%
Incl. Wall Time (microsec) per call	217	218	1	0.5%
Excl. Wall Time (microsec)	1,633	1,640	7	0.4%
Incl. CPU (microsecs)	13,831	13,907	76	0.5%
Incl. CPU (microsecs) per call	101	102	1	0.5%
Excl. CPU (microsec)	1,286	1,312	26	2.0%
Incl. MemUse (bytes)	1,004,128	1,004,112	-16	-0.0%
Incl. MemUse (bytes) per call	7,329	7,329	-0	-0.0%
Excl. MemUse (bytes)	-122,248	-122,296	-48	-0.0%
Incl. PeakMemUse (bytes)	628,488	627,416	-1,072	-0.2%
Incl. PeakMemUse (bytes) per call	4,588	4,580	-8	-0.2%
Excl. PeakMemUse (bytes)	48,664	48,656	-8	-0.0%

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%	143	8.9%	76	4.4%	-16	-0.1%	-1,072	-4.7%
Exclusive Metrics Diff for Current Function			7	4.9%	26	34.2%	-48	-300.0%	-8	-0.7%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	136	95.1%	64	84.2%	72	450.0%	-400	-37.3%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	100	69.9%	19	25.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-91	-63.6%	-36	-47.4%	8	50.0%	-544	-50.7%
Drupal\Core\Cache\DatabaseBackend::getMultiple@1	0	N/A%	71	49.7%	10	13.2%	0	0.0%	0	0.0%
Drupal\Core\Config\DatabaseStorage::listAll	0	N/A%	-61	-42.7%	-8	-10.5%	-104	-650.0%	0	0.0%
Drupal\Core\Config\DatabaseStorage::readMultiple	0	N/A%	-55	-38.5%	-3	-3.9%	32	200.0%	-256	-23.9%
Drupal\Core\Path\AliasStorage::lookupPathSource	0	N/A%	36	25.2%	17	22.4%	0	0.0%	0	0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	35	24.5%	15	19.7%	0	0.0%	128	11.9%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-21	-14.7%	2	2.6%	-24	-150.0%	0	0.0%
Drupal\user\UserStorage::addRoles	0	N/A%	-5	-3.5%	-4	-5.3%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	-2	-1.4%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	151	105.6%	79	103.9%	0	0.0%	-840	-78.4%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	-23	-16.1%	-15	-19.7%	-16	-100.0%	-96	-9.0%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	12	8.4%	1	1.3%	0	0.0%	56	5.2%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	-4	-2.8%	-15	-19.7%	48	300.0%	-184	-17.2%