Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe7e2d7c63: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fe6587b366Run #519fe7e2d7c63DiffDiff%
Number of Function Calls94 94 0 0.0%
Incl. Wall Time (microsec)11,224 11,581 357 3.2%
Incl. Wall Time (microsec) per call 119 123 4 3.2%
Excl. Wall Time (microsec)991 936 -55 -5.5%
Incl. CPU (microsecs)0 12,000 12,000 N/A%
Incl. CPU (microsecs) per call 0 128 128 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)242,688 242,688 0 0.0%
Incl. MemUse (bytes) per call 2,582 2,582 0 0.0%
Excl. MemUse (bytes)-67,832 -67,832 0 0.0%
Incl. PeakMemUse (bytes)224,824 224,824 0 0.0%
Incl. PeakMemUse (bytes) per call 2,392 2,392 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% 357 11.6% 12,000 300.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-55 -15.4% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% 151 42.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 116 32.5% 4,000 33.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 46 12.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 46 12.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -45 -12.6% 8,000 66.7% 0 N/A% 0 N/A%
db_query0 N/A% -39 -10.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 32 9.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 30 8.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 20 5.6% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 432 121.0% 8,000 66.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -44 -12.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 26 7.3% 4,000 33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -2 -0.6% 0 0.0% 0 N/A% 0 N/A%