Diff Report
Run #519c1681d41e5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c1681d41e5Run #519c153c76aa0DiffDiff%
Number of Function Calls140 140 0 0.0%
Incl. Wall Time (microsec)47,833 46,615 -1,218 -2.5%
Incl. Wall Time (microsec) per call 342 333 -9 -2.5%
Excl. Wall Time (microsec)2,280 2,315 35 1.5%
Incl. CPU (microsecs)23,622 23,381 -241 -1.0%
Incl. CPU (microsecs) per call 169 167 -2 -1.0%
Excl. CPU (microsec)1,960 2,033 73 3.7%
Incl. MemUse (bytes)950,592 950,544 -48 -0.0%
Incl. MemUse (bytes) per call 6,790 6,790 -0 -0.0%
Excl. MemUse (bytes)-111,608 -111,608 0 0.0%
Incl. PeakMemUse (bytes)417,968 418,264 296 0.1%
Incl. PeakMemUse (bytes) per call 2,985 2,988 2 0.1%
Excl. PeakMemUse (bytes)26,336 26,184 -152 -0.6%

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% -1,218 -32.8% -241 -8.5% -48 -0.1% 296 0.5%
Exclusive Metrics Diff for Current Function35 2.9% 73 30.3% 0 0.0% -152 -51.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,098 -90.1% -207 -85.9% -16 -33.3% -72 -24.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -328 -26.9% -48 -19.9% -16 -33.3% 88 29.7%
Drupal\Core\Database\Query\Select::execute0 N/A% 283 23.2% 55 22.8% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 124 10.2% 72 29.9% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -84 -6.9% -58 -24.1% 0 0.0% 80 27.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -83 -6.8% -39 -16.2% 0 0.0% 0 0.0%
db_query0 N/A% -65 -5.3% -41 -17.0% 0 0.0% 200 67.6%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 37 3.0% 25 10.4% -16 -33.3% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -4 -0.3% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -1,239 -101.7% -279 -115.8% -56 -116.7% 312 105.4%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -11 -0.9% -12 -5.0% 8 16.7% 224 75.7%
Drupal\Core\Database\Connection::expandArguments0 N/A% -3 -0.2% -22 -9.1% 0 0.0% -88 -29.7%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 0 0.0% -1 -0.4% 0 0.0% 0 0.0%