Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e633ddef65: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519e62c02d767Run #519e633ddef65DiffDiff%
Number of Function Calls187 187 0 0.0%
Incl. Wall Time (microsec)42,987 43,189 202 0.5%
Incl. Wall Time (microsec) per call 230 231 1 0.5%
Excl. Wall Time (microsec)2,770 2,662 -108 -3.9%
Incl. CPU (microsecs)25,522 25,325 -197 -0.8%
Incl. CPU (microsecs) per call 136 135 -1 -0.8%
Excl. CPU (microsec)2,304 2,193 -111 -4.8%
Incl. MemUse (bytes)1,135,632 1,135,632 0 0.0%
Incl. MemUse (bytes) per call 6,073 6,073 0 0.0%
Excl. MemUse (bytes)-141,752 -141,752 0 0.0%
Incl. PeakMemUse (bytes)464,088 464,088 0 0.0%
Incl. PeakMemUse (bytes) per call 2,482 2,482 0 0.0%
Excl. PeakMemUse (bytes)31,320 31,320 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% 202 51.4% -197 -31.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-108 -53.5% -111 -56.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -647 -320.3% -337 -171.1% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 539 266.8% -28 -14.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 422 208.9% 169 85.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -235 -116.3% -59 -29.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 125 61.9% 60 30.5% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 1 0.5% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -1 -0.5% -2 -1.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -1 -0.5% -2 -1.0% 0 N/A% 0 N/A%
db_query0 N/A% -1 -0.5% 2 1.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 307 152.0% -94 -47.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 9 4.5% 9 4.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -7 -3.5% -5 -2.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 1 0.5% 4 2.0% 0 N/A% 0 N/A%