Diff Report
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #517c7dc1dc4c3Run #517c7d73caad2DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)34,044 34,917 873 2.6%
Incl. Wall Time (microsec) per call 347 356 9 2.6%
Excl. Wall Time (microsec)1,436 1,410 -26 -1.8%
Incl. CPU (microsecs)14,212 14,493 281 2.0%
Incl. CPU (microsecs) per call 145 148 3 2.0%
Excl. CPU (microsec)1,169 1,127 -42 -3.6%
Incl. MemUse (bytes)634,192 634,224 32 0.0%
Incl. MemUse (bytes) per call 6,471 6,472 0 0.0%
Excl. MemUse (bytes)-68,416 -68,416 0 0.0%
Incl. PeakMemUse (bytes)439,704 440,192 488 0.1%
Incl. PeakMemUse (bytes) per call 4,487 4,492 5 0.1%
Excl. PeakMemUse (bytes)32,512 32,512 0 0.0%

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% 873 247.3% 281 30.0% 32 1.3% 488 19.9%
Exclusive Metrics Diff for Current Function-26 -3.0% -42 -14.9% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 774 88.7% 397 141.3% -16 -50.0% 48 9.8%
db_query0 N/A% -176 -20.2% -44 -15.7% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 143 16.4% 37 13.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 104 11.9% 21 7.5% 48 150.0% 440 90.2%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -96 -11.0% -23 -8.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 88 10.1% -182 -64.8% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 28 3.2% 10 3.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 5 0.6% -2 -0.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 3 0.3% 67 23.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 981 112.4% 378 134.5% 32 100.0% 416 85.2%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -43 -4.9% -34 -12.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -32 -3.7% -28 -10.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -7 -0.8% 7 2.5% 0 0.0% 72 14.8%