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

Drupal\Core\Database\Connection::queryRun #519ff693b4ca2Run #519ff7de62889DiffDiff%
Number of Function Calls116 116 0 0.0%
Incl. Wall Time (microsec)20,176 20,198 22 0.1%
Incl. Wall Time (microsec) per call 174 174 0 0.1%
Excl. Wall Time (microsec)2,283 2,326 43 1.9%
Incl. CPU (microsecs)17,160 17,244 84 0.5%
Incl. CPU (microsecs) per call 148 149 1 0.5%
Excl. CPU (microsec)1,951 1,956 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)254,280 254,320 40 0.0%
Incl. PeakMemUse (bytes) per call 2,192 2,192 0 0.0%
Excl. PeakMemUse (bytes)37,952 38,000 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 Function43 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%