Diff Report
Run #519c146573182: 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 #519c146573182Run #519c116ac5313DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)77,830 84,517 6,687 8.6%
Incl. Wall Time (microsec) per call 577 626 50 8.6%
Excl. Wall Time (microsec)3,851 3,931 80 2.1%
Incl. CPU (microsecs)27,893 27,861 -32 -0.1%
Incl. CPU (microsecs) per call 207 206 -0 -0.1%
Excl. CPU (microsec)3,419 3,477 58 1.7%
Incl. MemUse (bytes)238,136 238,148 12 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)209,988 210,140 152 0.1%
Incl. PeakMemUse (bytes) per call 1,555 1,557 1 0.1%
Excl. PeakMemUse (bytes)26,940 26,992 52 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% 6,687 11.9% -32 -0.1% 12 0.0% 152 0.1%
Exclusive Metrics Diff for Current Function80 1.2% 58 181.2% 0 0.0% 52 34.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 3,095 46.3% -156 -487.5% 0 0.0% 152 100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 2,310 34.5% 36 112.5% 12 100.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 557 8.3% 65 203.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 335 5.0% 8 25.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 199 3.0% -4 -12.5% 0 0.0% 0 0.0%
db_query0 N/A% 161 2.4% 16 50.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 18 0.3% 1 3.1% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 12 0.2% 2 6.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 6,660 99.6% -65 -203.1% 12 100.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -28 -0.4% -33 -103.1% 0 0.0% 16 10.5%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -15 -0.2% 2 6.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -10 -0.1% 6 18.8% 0 0.0% 84 55.3%