XHProf: Hierarchical Profiler Report

Diff Report: Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96ba78d568: 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 #52c96b69a1c07	Run #52c96ba78d568	Diff	Diff%
Number of Function Calls	74	74	0	0.0%
Incl. Wall Time (microsec)	15,050	15,101	51	0.3%
Incl. Wall Time (microsec) per call	203	204	1	0.3%
Excl. Wall Time (microsec)	986	1,009	23	2.3%
Incl. CPU (microsecs)	7,370	7,359	-11	-0.1%
Incl. CPU (microsecs) per call	100	99	-0	-0.1%
Excl. CPU (microsec)	807	816	9	1.1%
Incl. MemUse (bytes)	752,024	752,024	0	0.0%
Incl. MemUse (bytes) per call	10,162	10,162	0	0.0%
Excl. MemUse (bytes)	49,192	49,192	0	0.0%
Incl. PeakMemUse (bytes)	495,672	495,672	0	0.0%
Incl. PeakMemUse (bytes) per call	6,698	6,698	0	0.0%
Excl. PeakMemUse (bytes)	114,296	114,296	0	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%	51	68.9%	-11	-1100.0%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			23	45.1%	9	81.8%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::getMultiple	0	N/A%	80	156.9%	24	218.2%	0	N/A%	0	N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags	0	N/A%	-41	-80.4%	-30	-272.7%	0	N/A%	0	N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple	0	N/A%	14	27.5%	5	45.5%	0	N/A%	0	N/A%
Drupal\Core\Path\AliasManager::lookupPathSource	0	N/A%	4	7.8%	4	36.4%	0	N/A%	0	N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	-3	-5.9%	-11	-100.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Select::execute	0	N/A%	-2	-3.9%	-2	-18.2%	0	N/A%	0	N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange	0	N/A%	-1	-2.0%	-1	-9.1%	0	N/A%	0	N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Statement::execute	0	N/A%	77	151.0%	10	90.9%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::expandArguments	0	N/A%	-55	-107.8%	-42	-381.8%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::prepareQuery	0	N/A%	5	9.8%	-3	-27.3%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::defaultOptions	0	N/A%	-2	-3.9%	15	136.4%	0	N/A%	0	N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	2	3.9%	2	18.2%	0	N/A%	0	N/A%
print_r	0	N/A%	1	2.0%	1	9.1%	0	N/A%	0	N/A%
Exception::__construct	0	N/A%	0	0.0%	-2	-18.2%	0	N/A%	0	N/A%
Exception::getMessage	0	N/A%	0	0.0%	2	18.2%	0	N/A%	0	N/A%
Exception::getCode	0	N/A%	0	0.0%	-2	-18.2%	0	N/A%	0	N/A%
substr	0	N/A%	0	0.0%	-1	-9.1%	0	N/A%	0	N/A%