Diff Report
Run #519c116ac5313: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c13f61d210: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c116ac5313Run #519c13f61d210DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)84,517 82,327 -2,190 -2.6%
Incl. Wall Time (microsec) per call 626 610 -16 -2.6%
Excl. Wall Time (microsec)3,931 3,896 -35 -0.9%
Incl. CPU (microsecs)27,861 27,671 -190 -0.7%
Incl. CPU (microsecs) per call 206 205 -1 -0.7%
Excl. CPU (microsec)3,477 3,467 -10 -0.3%
Incl. MemUse (bytes)238,148 238,148 0 0.0%
Incl. MemUse (bytes) per call 1,764 1,764 0 0.0%
Excl. MemUse (bytes)-60,592 -60,592 0 0.0%
Incl. PeakMemUse (bytes)210,140 210,140 0 0.0%
Incl. PeakMemUse (bytes) per call 1,557 1,557 0 0.0%
Excl. PeakMemUse (bytes)26,992 26,992 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% -2,190 -240.7% -190 -26.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-35 -1.6% -10 -5.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% -1,354 -61.8% -202 -106.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -795 -36.3% -83 -43.7% 0 N/A% 0 N/A%
db_query0 N/A% 184 8.4% 24 12.6% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -175 -8.0% 5 2.6% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -36 -1.6% -2 -1.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -20 -0.9% -4 -2.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 17 0.8% -23 -12.1% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -11 -0.5% 95 50.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -2,161 -98.7% -165 -86.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 31 1.4% 31 16.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -27 -1.2% -24 -12.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 2 0.1% -22 -11.6% 0 N/A% 0 N/A%