Diff Report
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c045f200eaRun #519c03b86b1ecDiffDiff%
Number of Function Calls171 171 0 0.0%
Incl. Wall Time (microsec)100,209 102,130 1,921 1.9%
Incl. Wall Time (microsec) per call 586 597 11 1.9%
Excl. Wall Time (microsec)5,002 5,017 15 0.3%
Incl. CPU (microsecs)35,508 35,903 395 1.1%
Incl. CPU (microsecs) per call 208 210 2 1.1%
Excl. CPU (microsec)4,488 4,517 29 0.6%
Incl. MemUse (bytes)280,272 280,272 0 0.0%
Incl. MemUse (bytes) per call 1,639 1,639 0 0.0%
Excl. MemUse (bytes)-76,968 -76,968 0 0.0%
Incl. PeakMemUse (bytes)203,804 203,804 0 0.0%
Incl. PeakMemUse (bytes) per call 1,192 1,192 0 0.0%
Excl. PeakMemUse (bytes)29,552 29,552 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% 1,921 81.0% 395 36.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function15 0.8% 29 7.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 1,319 68.7% 417 105.6% 0 N/A% 0 N/A%
db_query0 N/A% 589 30.7% 80 20.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 215 11.2% -3 -0.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -210 -10.9% -5 -1.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -151 -7.9% -18 -4.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 99 5.2% 16 4.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 66 3.4% -88 -22.3% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -8 -0.4% -2 -0.5% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 2 0.1% -2 -0.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,935 100.7% 411 104.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -30 -1.6% -38 -9.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 4 0.2% -7 -1.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -3 -0.2% 0 0.0% 0 N/A% 0 N/A%