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

Drupal\Core\Database\Connection::queryRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls183 188 5 2.7%
Incl. Wall Time (microsec)107,822 111,887 4,065 3.8%
Incl. Wall Time (microsec) per call 589 595 6 1.0%
Excl. Wall Time (microsec)5,313 5,463 150 2.8%
Incl. CPU (microsecs)38,116 39,141 1,025 2.7%
Incl. CPU (microsecs) per call 208 208 -0 -0.0%
Excl. CPU (microsec)4,791 4,914 123 2.6%
Incl. MemUse (bytes)290,308 296,588 6,280 2.2%
Incl. MemUse (bytes) per call 1,586 1,578 -9 -0.6%
Excl. MemUse (bytes)-81,016 -83,352 -2,336 -2.9%
Incl. PeakMemUse (bytes)189,248 188,188 -1,060 -0.6%
Incl. PeakMemUse (bytes) per call 1,034 1,001 -33 -3.2%
Excl. PeakMemUse (bytes)29,140 28,380 -760 -2.6%

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::query5 20.0% 4,065 113.4% 1,025 995.1% 6,280 2.7% -1,060 -0.7%
Exclusive Metrics Diff for Current Function150 3.7% 123 12.0% -2,336 -37.2% -760 -71.7%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple5 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::execute5 25.0% 3,373 83.0% 311 30.3% 2,700 43.0% 380 35.8%
Drupal\Core\Database\Connection::expandArguments5 25.0% 288 7.1% 300 29.3% 20 0.3% -288 -27.2%
Drupal\Core\Database\Connection::prepareQuery5 25.0% 228 5.6% 241 23.5% 3,580 57.0% 64 6.0%
Drupal\Core\Database\Connection::defaultOptions5 25.0% 26 0.6% 50 4.9% 2,316 36.9% -456 -43.0%