XHProf: Hierarchical Profiler Report

Diff Report: Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf06f3ae60: 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 #53ccf1bb00d4b	Run #53ccf06f3ae60	Diff	Diff%
Number of Function Calls	102	102	0	0.0%
Incl. Wall Time (microsec)	25,596	25,871	275	1.1%
Incl. Wall Time (microsec) per call	251	254	3	1.1%
Excl. Wall Time (microsec)	1,212	1,236	24	2.0%
Incl. CPU (microsecs)	11,117	11,229	112	1.0%
Incl. CPU (microsecs) per call	109	110	1	1.0%
Excl. CPU (microsec)	962	958	-4	-0.4%
Incl. MemUse (bytes)	664,624	664,656	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)	491,432	496,520	5,088	1.0%
Incl. PeakMemUse (bytes) per call	4,818	4,868	50	1.0%
Excl. PeakMemUse (bytes)	32,016	31,912	-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%