Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519eb7a1537f7Run #519eb880e5974DiffDiff%
Number of Function Calls188 183 -5 -2.7%
Incl. Wall Time (microsec)111,887 107,822 -4,065 -3.6%
Incl. Wall Time (microsec) per call 595 589 -6 -1.0%
Excl. Wall Time (microsec)5,463 5,313 -150 -2.7%
Incl. CPU (microsecs)39,141 38,116 -1,025 -2.6%
Incl. CPU (microsecs) per call 208 208 0 0.0%
Excl. CPU (microsec)4,914 4,791 -123 -2.5%
Incl. MemUse (bytes)296,588 290,308 -6,280 -2.1%
Incl. MemUse (bytes) per call 1,578 1,586 9 0.6%
Excl. MemUse (bytes)-83,352 -81,016 2,336 2.8%
Incl. PeakMemUse (bytes)188,188 189,248 1,060 0.6%
Incl. PeakMemUse (bytes) per call 1,001 1,034 33 3.3%
Excl. PeakMemUse (bytes)28,380 29,140 760 2.7%

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::query-5 -20.0% -4,065 -113.4% -1,025 -995.1% -6,280 -2.7% 1,060 0.7%
Exclusive Metrics Diff for Current Function-150 -3.7% -123 -12.0% 2,336 37.2% 760 71.7%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple-5 -100.0% -3,652 -89.8% -1,328 -129.6% -6,328 -100.8% -5,692 -537.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 0.0% 442 10.9% 235 22.9% 48 0.8% 6,048 570.6%
Drupal\Core\Database\Query\Select::execute0 0.0% -347 -8.5% 97 9.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -283 -7.0% 45 4.4% 0 0.0% 756 71.3%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% -102 -2.5% 13 1.3% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% -74 -1.8% -12 -1.2% 0 0.0% 0 0.0%
db_query0 0.0% -27 -0.7% -70 -6.8% 0 0.0% -52 -4.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% -26 -0.6% -62 -6.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 4 0.1% 57 5.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-5 -25.0% -3,373 -83.0% -311 -30.3% -2,700 -43.0% -380 -35.8%
Drupal\Core\Database\Connection::expandArguments-5 -25.0% -288 -7.1% -300 -29.3% -20 -0.3% 288 27.2%
Drupal\Core\Database\Connection::prepareQuery-5 -25.0% -228 -5.6% -241 -23.5% -3,580 -57.0% -64 -6.0%
Drupal\Core\Database\Connection::defaultOptions-5 -25.0% -26 -0.6% -50 -4.9% -2,316 -36.9% 456 43.0%