Diff Report
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)20,198 20,176 -22 -0.1%
Incl. Wall Time (microsec) per call 174 174 -0 -0.1%
Excl. Wall Time (microsec)2,326 2,283 -43 -1.8%
Incl. CPU (microsecs)17,244 17,160 -84 -0.5%
Incl. CPU (microsecs) per call 149 148 -1 -0.5%
Excl. CPU (microsec)1,956 1,951 -5 -0.3%
Incl. MemUse (bytes)281,616 281,616 0 0.0%
Incl. MemUse (bytes) per call 2,428 2,428 0 0.0%
Excl. MemUse (bytes)-82,472 -82,472 0 0.0%
Incl. PeakMemUse (bytes)254,320 254,280 -40 -0.0%
Incl. PeakMemUse (bytes) per call 2,192 2,192 -0 -0.0%
Excl. PeakMemUse (bytes)38,000 37,952 -48 -0.1%

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% -22 -1.9% -84 -7.1% 0 0.0% -40 -0.1%
Exclusive Metrics Diff for Current Function-43 -195.5% -5 -6.0% 0 N/A% -48 -120.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -106 -481.8% -136 -161.9% 0 N/A% -56 -140.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 80 363.6% 61 72.6% 0 N/A% 96 240.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 73 331.8% 52 61.9% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -63 -286.4% -59 -70.2% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -25 -113.6% -8 -9.5% 0 N/A% -80 -200.0%
db_query0 N/A% 16 72.7% 4 4.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 2 9.1% 1 1.2% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 1 4.5% 2 2.4% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 0 0.0% -1 -1.2% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 65 295.5% -34 -40.5% 0 N/A% -64 -160.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -38 -172.7% -43 -51.2% 0 N/A% 40 100.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -10 -45.5% -6 -7.1% 0 N/A% 88 220.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% 4 18.2% 4 4.8% 0 N/A% -56 -140.0%