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

Drupal\Core\Database\Connection::queryRun #5391fcf6ab927Run #5391fc871e91dDiffDiff%
Number of Function Calls189 189 0 0.0%
Incl. Wall Time (microsec)80,377 80,862 485 0.6%
Incl. Wall Time (microsec) per call 425 428 3 0.6%
Excl. Wall Time (microsec)3,655 3,652 -3 -0.1%
Incl. CPU (microsecs)28,460 28,874 414 1.5%
Incl. CPU (microsecs) per call 151 153 2 1.5%
Excl. CPU (microsec)3,117 3,072 -45 -1.4%
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 Function-3 -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%