XHProf: Hierarchical Profiler Report

Diff Report: Run #530ef19752730: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::execute	Run #530ef19752730	Run #530ef14e56c65	Diff	Diff%
Number of Function Calls	16	16	0	0.0%
Incl. Wall Time (microsec)	36,875	37,697	822	2.2%
Incl. Wall Time (microsec) per call	2,305	2,356	51	2.2%
Excl. Wall Time (microsec)	724	757	33	4.6%
Incl. CPU (microsecs)	18,362	18,249	-113	-0.6%
Incl. CPU (microsecs) per call	1,148	1,141	-7	-0.6%
Excl. CPU (microsec)	584	580	-4	-0.7%
Incl. MemUse (bytes)	532,232	532,232	0	0.0%
Incl. MemUse (bytes) per call	33,265	33,265	0	0.0%
Excl. MemUse (bytes)	-200,736	-200,736	0	0.0%
Incl. PeakMemUse (bytes)	1,310,616	1,310,616	0	0.0%
Incl. PeakMemUse (bytes) per call	81,914	81,914	0	0.0%
Excl. PeakMemUse (bytes)	4,312	4,312	0	0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Merge::execute [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\Query\Merge::execute	0	N/A%	822	8.4%	-113	-1.3%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			33	4.0%	-4	-3.5%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::doSet	0	N/A%	745	90.6%	6	5.3%	0	N/A%	0	N/A%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire	0	N/A%	172	20.9%	-9	-8.0%	0	N/A%	0	N/A%
Drupal\Core\Cache\DatabaseBackend::deleteTags	0	N/A%	-95	-11.6%	-110	-97.3%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Driver\mysql\Insert::execute	0	N/A%	684	83.2%	-71	-62.8%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Update::execute	0	N/A%	212	25.8%	70	61.9%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-87	-10.6%	-118	-104.4%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::insert	0	N/A%	54	6.6%	57	50.4%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::update	0	N/A%	-37	-4.5%	-31	-27.4%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::select	0	N/A%	-31	-3.8%	-26	-23.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Select::condition	0	N/A%	-8	-1.0%	-4	-3.5%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Insert::fields	0	N/A%	5	0.6%	8	7.1%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Select::addExpression	0	N/A%	-5	-0.6%	-5	-4.4%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Update::expression	0	N/A%	-2	-0.2%	-2	-1.8%	0	N/A%	0	N/A%
Drupal\Core\Database\Statement::fetchField	0	N/A%	2	0.2%	0	0.0%	0	N/A%	0	N/A%
count	0	N/A%	2	0.2%	8	7.1%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Update::condition	0	N/A%	0	0.0%	1	0.9%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Update::fields	0	N/A%	0	0.0%	4	3.5%	0	N/A%	0	N/A%