Diff Report
Run #519c0ad3d3949: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c0ad3d3949Run #519c0a514701fDiffDiff%
Number of Function Calls117 117 0 0.0%
Incl. Wall Time (microsec)60,894 62,800 1,906 3.1%
Incl. Wall Time (microsec) per call 520 537 16 3.1%
Excl. Wall Time (microsec)3,219 3,305 86 2.7%
Incl. CPU (microsecs)22,710 22,906 196 0.9%
Incl. CPU (microsecs) per call 194 196 2 0.9%
Excl. CPU (microsec)2,815 2,918 103 3.7%
Incl. MemUse (bytes)191,824 191,824 0 0.0%
Incl. MemUse (bytes) per call 1,640 1,640 0 0.0%
Excl. MemUse (bytes)-49,940 -49,940 0 0.0%
Incl. PeakMemUse (bytes)165,988 166,152 164 0.1%
Incl. PeakMemUse (bytes) per call 1,419 1,420 1 0.1%
Excl. PeakMemUse (bytes)24,968 25,024 56 0.2%

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% 1,906 103.3% 196 5.6% 0 0.0% 164 0.1%
Exclusive Metrics Diff for Current Function86 4.5% 103 52.6% 0 N/A% 56 34.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,908 100.1% 110 56.1% 0 N/A% 140 85.4%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -342 -17.9% -34 -17.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 260 13.6% 110 56.1% 0 N/A% 24 14.6%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 196 10.3% 46 23.5% 0 N/A% 0 0.0%
db_query0 N/A% -179 -9.4% -40 -20.4% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -82 -4.3% -44 -22.4% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::setupTimezone0 N/A% 79 4.1% 70 35.7% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 56 2.9% 33 16.8% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 14 0.7% -54 -27.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -4 -0.2% -1 -0.5% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,966 103.1% 269 137.2% 0 N/A% 24 14.6%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -75 -3.9% -75 -38.3% 0 N/A% 84 51.2%
Drupal\Core\Database\Connection::expandArguments0 N/A% -65 -3.4% -69 -35.2% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -6 -0.3% -32 -16.3% 0 N/A% 0 0.0%