Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206513e72e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #539205a48c548Run #539206513e72eDiffDiff%
Number of Function Calls196 196 0 0.0%
Incl. Wall Time (microsec)83,283 83,887 604 0.7%
Incl. Wall Time (microsec) per call 425 428 3 0.7%
Excl. Wall Time (microsec)3,745 3,756 11 0.3%
Incl. CPU (microsecs)29,784 29,432 -352 -1.2%
Incl. CPU (microsecs) per call 152 150 -2 -1.2%
Excl. CPU (microsec)3,206 3,242 36 1.1%
Incl. MemUse (bytes)275,272 275,272 0 0.0%
Incl. MemUse (bytes) per call 1,404 1,404 0 0.0%
Excl. MemUse (bytes)-121,160 -121,160 0 0.0%
Incl. PeakMemUse (bytes)378,668 378,668 0 0.0%
Incl. PeakMemUse (bytes) per call 1,932 1,932 0 0.0%
Excl. PeakMemUse (bytes)33,424 33,424 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% 604 66.3% -352 -101.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 1.8% 36 10.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Config\DatabaseStorage::readMultiple0 N/A% 622 103.0% 55 15.6% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 289 47.8% -10 -2.8% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% -248 -41.1% -20 -5.7% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -193 -32.0% -111 -31.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Delete::execute0 N/A% 156 25.8% 7 2.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 148 24.5% 62 17.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -140 -23.2% -93 -26.4% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 123 20.4% 37 10.5% 0 N/A% 0 N/A%
Drupal\user\UserStorage::addRoles0 N/A% -59 -9.8% -14 -4.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% -50 -8.3% -67 -19.0% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getAll0 N/A% 50 8.3% -21 -6.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -47 -7.8% -149 -42.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -40 -6.6% -17 -4.8% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getAll0 N/A% 25 4.1% -45 -12.8% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::preloadPathAlias0 N/A% -19 -3.1% 57 16.2% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getMultiple0 N/A% -13 -2.2% -23 -6.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 584 96.7% -380 -108.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 37 6.1% 29 8.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -37 -6.1% -35 -9.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 8 1.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::rowCount0 N/A% 1 0.2% 1 0.3% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% 0 0.0% -3 -0.9% 0 N/A% 0 N/A%