Diff Report
Run #51808553c131f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518084f28082c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51808553c131fRun #518084f28082cDiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)34,329 34,962 633 1.8%
Incl. Wall Time (microsec) per call 343 350 6 1.8%
Excl. Wall Time (microsec)1,457 1,493 36 2.5%
Incl. CPU (microsecs)14,612 15,463 851 5.8%
Incl. CPU (microsecs) per call 146 155 9 5.8%
Excl. CPU (microsec)1,250 1,263 13 1.0%
Incl. MemUse (bytes)649,112 649,120 8 0.0%
Incl. MemUse (bytes) per call 6,491 6,491 0 0.0%
Excl. MemUse (bytes)-69,880 -69,856 24 0.0%
Incl. PeakMemUse (bytes)449,976 451,600 1,624 0.4%
Incl. PeakMemUse (bytes) per call 4,500 4,516 16 0.4%
Excl. PeakMemUse (bytes)33,520 33,760 240 0.7%

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% 633 12.7% 851 18.6% 8 0.2% 1,624 33.4%
Exclusive Metrics Diff for Current Function36 5.7% 13 1.5% 24 300.0% 240 14.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 514 81.2% 644 75.7% 0 0.0% 2,128 131.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 133 21.0% 183 21.5% 8 100.0% -232 -14.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -109 -17.2% 73 8.6% 0 0.0% -120 -7.4%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -108 -17.1% -26 -3.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 103 16.3% -39 -4.6% 0 0.0% 0 0.0%
db_query0 N/A% 67 10.6% 49 5.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 54 8.5% 2 0.2% 8 100.0% 8 0.5%
Drupal\Core\Database\Query\Select::execute0 N/A% -48 -7.6% -22 -2.6% -8 -100.0% -160 -9.9%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 27 4.3% -13 -1.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 643 101.6% 847 99.5% -32 -400.0% 1,528 94.1%
Drupal\Core\Database\Connection::expandArguments0 N/A% -47 -7.4% -30 -3.5% 0 0.0% -16 -1.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 33 5.2% 37 4.3% 16 200.0% -128 -7.9%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -32 -5.1% -16 -1.9% 0 0.0% 0 0.0%