Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fcf6ab927: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #5391fc871e91dRun #5391fcf6ab927DiffDiff%
Number of Function Calls189 189 0 0.0%
Incl. Wall Time (microsec)80,862 80,377 -485 -0.6%
Incl. Wall Time (microsec) per call 428 425 -3 -0.6%
Excl. Wall Time (microsec)3,652 3,655 3 0.1%
Incl. CPU (microsecs)28,874 28,460 -414 -1.4%
Incl. CPU (microsecs) per call 153 151 -2 -1.4%
Excl. CPU (microsec)3,072 3,117 45 1.5%
Incl. MemUse (bytes)267,144 267,144 0 0.0%
Incl. MemUse (bytes) per call 1,413 1,413 0 0.0%
Excl. MemUse (bytes)-110,448 -110,448 0 0.0%
Incl. PeakMemUse (bytes)346,964 346,964 0 0.0%
Incl. PeakMemUse (bytes) per call 1,836 1,836 0 0.0%
Excl. PeakMemUse (bytes)32,036 32,036 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% -485 -29.5% -414 -27.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 0.6% 45 10.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,517 -312.8% -190 -45.9% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::readMultiple0 N/A% 684 141.0% -120 -29.0% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 537 110.7% 60 14.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -418 -86.2% 11 2.7% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% 396 81.6% -33 -8.0% 0 N/A% 0 N/A%
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 257 53.0% -4 -1.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -207 -42.7% -70 -16.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -155 -32.0% 14 3.4% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::preloadPathAlias0 N/A% -106 -21.9% -53 -12.8% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasStorage::lookupPathSource0 N/A% -73 -15.1% -57 -13.8% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getMultiple0 N/A% 68 14.0% -5 -1.2% 0 N/A% 0 N/A%
Drupal\user\UserStorage::addRoles0 N/A% 48 9.9% 8 1.9% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getAll0 N/A% 43 8.9% 49 11.8% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% -21 -4.3% -23 -5.6% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getAll0 N/A% -12 -2.5% -2 -0.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Delete::execute0 N/A% -9 -1.9% 1 0.2% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -504 -103.9% -428 -103.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 39 8.0% 10 2.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -21 -4.3% -23 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -12 -2.5% -27 -6.5% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% 10 2.1% 9 2.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::rowCount0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%