Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec51f5849d9: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51ec517fc2424Run #51ec51f5849d9DiffDiff%
Number of Function Calls170 170 0 0.0%
Incl. Wall Time (microsec)40,988 40,699 -289 -0.7%
Incl. Wall Time (microsec) per call 241 239 -2 -0.7%
Excl. Wall Time (microsec)2,503 2,416 -87 -3.5%
Incl. CPU (microsecs)21,994 21,535 -459 -2.1%
Incl. CPU (microsecs) per call 129 127 -3 -2.1%
Excl. CPU (microsec)2,057 1,972 -85 -4.1%
Incl. MemUse (bytes)1,111,520 1,111,520 0 0.0%
Incl. MemUse (bytes) per call 6,538 6,538 0 0.0%
Excl. MemUse (bytes)-138,072 -138,072 0 0.0%
Incl. PeakMemUse (bytes)710,776 710,776 0 0.0%
Incl. PeakMemUse (bytes) per call 4,181 4,181 0 0.0%
Excl. PeakMemUse (bytes)45,560 45,560 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% -289 -9.9% -459 -14.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-87 -30.1% -85 -18.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 617 213.5% -285 -62.1% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -511 -176.8% -12 -2.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -344 -119.0% -88 -19.2% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% -253 -87.5% -74 -16.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 132 45.7% -6 -1.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::execute0 N/A% 105 36.3% 59 12.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -99 -34.3% -8 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Delete::execute0 N/A% 41 14.2% -2 -0.4% 0 N/A% 0 N/A%
db_query0 N/A% 33 11.4% 10 2.2% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 29 10.0% 1 0.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -28 -9.7% -48 -10.5% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -7 -2.4% -9 -2.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -4 -1.4% 3 0.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -151 -52.2% -330 -71.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -21 -7.3% -1 -0.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -14 -4.8% -16 -3.5% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% -8 -2.8% -8 -1.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -8 -2.8% -21 -4.6% 0 N/A% 0 N/A%
PDOStatement::rowCount0 N/A% 0 0.0% 2 0.4% 0 N/A% 0 N/A%