Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)26,466 26,146 -320 -1.2%
Incl. Wall Time (microsec) per call 319 315 -4 -1.2%
Excl. Wall Time (microsec)1,372 1,416 44 3.2%
Incl. CPU (microsecs)14,026 13,879 -147 -1.0%
Incl. CPU (microsecs) per call 169 167 -2 -1.0%
Excl. CPU (microsec)1,232 1,208 -24 -1.9%
Incl. MemUse (bytes)580,944 581,024 80 0.0%
Incl. MemUse (bytes) per call 6,999 7,000 1 0.0%
Excl. MemUse (bytes)-62,280 -62,272 8 0.0%
Incl. PeakMemUse (bytes)295,712 295,672 -40 -0.0%
Incl. PeakMemUse (bytes) per call 3,563 3,562 -0 -0.0%
Excl. PeakMemUse (bytes)17,104 17,104 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% -320 -40.1% -147 -15.4% 80 0.1% -40 -0.1%
Exclusive Metrics Diff for Current Function44 13.8% -24 -16.3% 8 10.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -262 -81.9% -63 -42.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 193 60.3% -46 -31.3% 56 70.0% 168 420.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -127 -39.7% -1 -0.7% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -116 -36.2% -48 -32.7% 0 0.0% 0 0.0%
db_query0 N/A% -73 -22.8% -48 -32.7% 0 0.0% -56 -140.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 71 22.2% 48 32.7% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -69 -21.6% -34 -23.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 68 21.2% 45 30.6% 24 30.0% -152 -380.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -5 -1.6% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -336 -105.0% -121 -82.3% 80 100.0% -56 -140.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -14 -4.4% 3 2.0% 0 0.0% -56 -140.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -9 -2.8% -3 -2.0% 0 0.0% 72 180.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -5 -1.6% -2 -1.4% -8 -10.0% 0 0.0%