Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)70,461 69,948 -513 -0.7%
Incl. Wall Time (microsec) per call 414 411 -3 -0.7%
Excl. Wall Time (microsec)3,217 3,198 -19 -0.6%
Incl. CPU (microsecs)25,424 25,879 455 1.8%
Incl. CPU (microsecs) per call 150 152 3 1.8%
Excl. CPU (microsec)2,777 2,725 -52 -1.9%
Incl. MemUse (bytes)244,608 244,608 0 0.0%
Incl. MemUse (bytes) per call 1,439 1,439 0 0.0%
Excl. MemUse (bytes)-73,392 -73,392 0 0.0%
Incl. PeakMemUse (bytes)268,304 268,304 0 0.0%
Incl. PeakMemUse (bytes) per call 1,578 1,578 0 0.0%
Excl. PeakMemUse (bytes)32,656 32,656 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% -513 -207.7% 455 93.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-19 -3.7% -52 -11.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -488 -95.1% 122 26.8% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% 382 74.5% 152 33.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -377 -73.5% 106 23.3% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::readMultiple0 N/A% 301 58.7% -52 -11.4% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -266 -51.9% -68 -14.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -234 -45.6% 46 10.1% 0 N/A% 0 N/A%
Drupal\node\Access\NodeRevisionAccessCheck::checkAccess0 N/A% 107 20.9% 19 4.2% 0 N/A% 0 N/A%
Drupal\user\UserStorage::addRoles0 N/A% 82 16.0% 5 1.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -77 -15.0% 185 40.7% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 44 8.6% -36 -7.9% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 9 1.8% -41 -9.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::preloadPathAlias0 N/A% 4 0.8% 17 3.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -604 -117.7% 386 84.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 84 16.4% 87 19.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 24 4.7% 27 5.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 2 0.4% 7 1.5% 0 N/A% 0 N/A%