XHProf: Hierarchical Profiler Report

Diff Report: Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Database\Query\Condition::compile	Run #52e49b394aea8	Run #52e49acfb0eb8	Diff	Diff%
Number of Function Calls	6	6	0	0.0%
Incl. Wall Time (microsec)	210	186	-24	-11.4%
Incl. Wall Time (microsec) per call	35	31	-4	-11.4%
Excl. Wall Time (microsec)	160	140	-20	-12.5%
Incl. CPU (microsecs)	219	192	-27	-12.3%
Incl. CPU (microsecs) per call	37	32	-5	-12.3%
Excl. CPU (microsec)	139	110	-29	-20.9%
Incl. MemUse (bytes)	16,096	16,096	0	0.0%
Incl. MemUse (bytes) per call	2,683	2,683	0	0.0%
Excl. MemUse (bytes)	6,960	6,960	0	0.0%
Incl. PeakMemUse (bytes)	18,816	18,776	-40	-0.2%
Incl. PeakMemUse (bytes) per call	3,136	3,129	-7	-0.2%
Excl. PeakMemUse (bytes)	11,192	11,192	0	0.0%

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\Condition::compile	0	N/A%	-24	-2.2%	-27	-3.3%	0	0.0%	-40	-0.2%
Exclusive Metrics Diff for Current Function			-20	-83.3%	-29	-107.4%	0	N/A%	0	0.0%
*Parent functions*
Drupal\Core\Database\Query\Select::compile	0	N/A%	-29	-120.8%	-31	-114.8%	0	N/A%	-40	-100.0%
Drupal\Core\Database\Query\Select::compile@1	0	N/A%	5	20.8%	4	14.8%	0	N/A%	0	0.0%
*Child functions*
Drupal\Core\Database\Connection::escapeField	0	N/A%	-3	-12.5%	-2	-7.4%	0	N/A%	0	0.0%
implode	0	N/A%	-2	-8.3%	3	11.1%	0	N/A%	0	0.0%
Drupal\Core\Database\Driver\mysql\Connection::mapConditionOperator	0	N/A%	1	4.2%	-1	-3.7%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Query::uniqueIdentifier	0	N/A%	0	0.0%	1	3.7%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Query::nextPlaceholder	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Condition::mapConditionOperator	0	N/A%	0	0.0%	1	3.7%	0	N/A%	-40	-100.0%