Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls94 94 0 0.0%
Incl. Wall Time (microsec)11,224 9,561 -1,663 -14.8%
Incl. Wall Time (microsec) per call 119 102 -18 -14.8%
Excl. Wall Time (microsec)991 841 -150 -15.1%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 43 43 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)242,688 242,688 0 0.0%
Incl. MemUse (bytes) per call 2,582 2,582 0 0.0%
Excl. MemUse (bytes)-67,832 -67,832 0 0.0%
Incl. PeakMemUse (bytes)224,824 225,072 248 0.1%
Incl. PeakMemUse (bytes) per call 2,392 2,394 3 0.1%
Excl. PeakMemUse (bytes)31,320 31,400 80 0.3%

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% -1,663 -39.5% 4,000 100.0% 0 0.0% 248 0.4%
Exclusive Metrics Diff for Current Function-150 -9.0% 0 0.0% 0 N/A% 80 32.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,062 -63.9% 4,000 100.0% 0 N/A% 184 74.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -466 -28.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 156 9.4% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -135 -8.1% 0 0.0% 0 N/A% 0 0.0%
db_query0 N/A% -99 -6.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -41 -2.5% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -35 -2.1% 0 0.0% 0 N/A% 64 25.8%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 28 1.7% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -9 -0.5% 0 0.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -1,447 -87.0% 0 0.0% 0 N/A% 152 61.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -49 -2.9% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -22 -1.3% 4,000 100.0% 0 N/A% 16 6.5%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 5 0.3% 0 0.0% 0 N/A% 0 0.0%