Diff Report
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #534ad972c8c0dRun #534ad8dec7444DiffDiff%
Number of Function Calls222 222 0 0.0%
Incl. Wall Time (microsec)89,810 90,566 756 0.8%
Incl. Wall Time (microsec) per call 405 408 3 0.8%
Excl. Wall Time (microsec)4,548 4,494 -54 -1.2%
Incl. CPU (microsecs)35,214 35,064 -150 -0.4%
Incl. CPU (microsecs) per call 159 158 -1 -0.4%
Excl. CPU (microsec)3,872 3,836 -36 -0.9%
Incl. MemUse (bytes)346,784 346,784 0 0.0%
Incl. MemUse (bytes) per call 1,562 1,562 0 0.0%
Excl. MemUse (bytes)-126,900 -126,900 0 0.0%
Incl. PeakMemUse (bytes)404,572 404,572 0 0.0%
Incl. PeakMemUse (bytes) per call 1,822 1,822 0 0.0%
Excl. PeakMemUse (bytes)36,060 36,060 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::query [View Callgraph Diff]


Function NameCalls DiffCalls
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::query0 N/A% 756 52.0% -150 -25.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-54 -7.1% -36 -24.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 319 42.2% -108 -72.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 207 27.4% 13 8.7% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 177 23.4% 41 27.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::execute0 N/A% 162 21.4% -19 -12.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -134 -17.7% -124 -82.7% 0 N/A% 0 N/A%
Drupal\user\UserStorage::addRoles0 N/A% -109 -14.4% -15 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% 107 14.2% 79 52.7% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 46 6.1% 8 5.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -19 -2.5% 12 8.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% 0 0.0% -37 -24.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 869 114.9% -50 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -58 -7.7% -64 -42.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -5 -0.7% -25 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 4 0.5% 28 18.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::rowCount0 N/A% 0 0.0% -3 -2.0% 0 N/A% 0 N/A%