Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d52b5a5611: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #517d51ae434deRun #517d52b5a5611DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)32,852 33,420 568 1.7%
Incl. Wall Time (microsec) per call 335 341 6 1.7%
Excl. Wall Time (microsec)1,468 1,407 -61 -4.2%
Incl. CPU (microsecs)14,641 13,992 -649 -4.4%
Incl. CPU (microsecs) per call 149 143 -7 -4.4%
Excl. CPU (microsec)1,210 1,155 -55 -4.5%
Incl. MemUse (bytes)634,176 634,184 8 0.0%
Incl. MemUse (bytes) per call 6,471 6,471 0 0.0%
Excl. MemUse (bytes)-68,392 -68,408 -16 -0.0%
Incl. PeakMemUse (bytes)438,392 440,088 1,696 0.4%
Incl. PeakMemUse (bytes) per call 4,473 4,491 17 0.4%
Excl. PeakMemUse (bytes)32,048 32,512 464 1.4%

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% 568 23.4% -649 -46.5% 8 0.1% 1,696 16.6%
Exclusive Metrics Diff for Current Function-61 -10.7% -55 -8.5% -16 -200.0% 464 27.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 551 97.0% -507 -78.1% 8 100.0% 872 51.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -202 -35.6% -23 -3.5% -8 -100.0% 440 25.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -194 -34.2% -67 -10.3% 0 0.0% 0 0.0%
db_query0 N/A% 161 28.3% 23 3.5% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 123 21.7% -39 -6.0% 0 0.0% -8 -0.5%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 56 9.9% -1 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 48 8.5% -21 -3.2% 8 100.0% 392 23.1%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 16 2.8% -9 -1.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 9 1.6% -5 -0.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 795 140.0% -399 -61.5% 32 400.0% 168 9.9%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -72 -12.7% -74 -11.4% -8 -100.0% 528 31.1%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -53 -9.3% -69 -10.6% 0 0.0% 192 11.3%
Drupal\Core\Database\Connection::expandArguments0 N/A% -41 -7.2% -52 -8.0% 0 0.0% 344 20.3%