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

Drupal\Core\Database\Connection::queryRun #539206513e72eRun #539205a48c548DiffDiff%
Number of Function Calls196 196 0 0.0%
Incl. Wall Time (microsec)83,887 83,283 -604 -0.7%
Incl. Wall Time (microsec) per call 428 425 -3 -0.7%
Excl. Wall Time (microsec)3,756 3,745 -11 -0.3%
Incl. CPU (microsecs)29,432 29,784 352 1.2%
Incl. CPU (microsecs) per call 150 152 2 1.2%
Excl. CPU (microsec)3,242 3,206 -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 Function-11 -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%