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

Drupal\Core\Database\Connection::queryRun #519c13f61d210Run #519c116ac5313DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)82,327 84,517 2,190 2.7%
Incl. Wall Time (microsec) per call 610 626 16 2.7%
Excl. Wall Time (microsec)3,896 3,931 35 0.9%
Incl. CPU (microsecs)27,671 27,861 190 0.7%
Incl. CPU (microsecs) per call 205 206 1 0.7%
Excl. CPU (microsec)3,467 3,477 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 Function35 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%