Diff Report
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls188 188 0 0.0%
Incl. Wall Time (microsec)106,672 107,818 1,146 1.1%
Incl. Wall Time (microsec) per call 567 574 6 1.1%
Excl. Wall Time (microsec)5,309 5,352 43 0.8%
Incl. CPU (microsecs)36,979 37,152 173 0.5%
Incl. CPU (microsecs) per call 197 198 1 0.5%
Excl. CPU (microsec)4,730 4,802 72 1.5%
Incl. MemUse (bytes)296,600 296,600 0 0.0%
Incl. MemUse (bytes) per call 1,578 1,578 0 0.0%
Excl. MemUse (bytes)-83,340 -83,340 0 0.0%
Incl. PeakMemUse (bytes)188,360 188,360 0 0.0%
Incl. PeakMemUse (bytes) per call 1,002 1,002 0 0.0%
Excl. PeakMemUse (bytes)28,456 28,456 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% 1,146 87.3% 173 73.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function43 3.8% 72 41.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 749 65.4% 55 31.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 257 22.4% -27 -15.6% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 170 14.8% 132 76.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -59 -5.1% 61 35.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 48 4.2% -37 -21.4% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -19 -1.7% -5 -2.9% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 13 1.1% 4 2.3% 0 N/A% 0 N/A%
db_query0 N/A% -13 -1.1% -10 -5.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,246 108.7% 265 153.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -80 -7.0% -104 -60.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -60 -5.2% -53 -30.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -3 -0.3% -7 -4.0% 0 N/A% 0 N/A%