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

Drupal\Core\Database\Connection::queryRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)34,917 34,044 -873 -2.5%
Incl. Wall Time (microsec) per call 356 347 -9 -2.5%
Excl. Wall Time (microsec)1,410 1,436 26 1.8%
Incl. CPU (microsecs)14,493 14,212 -281 -1.9%
Incl. CPU (microsecs) per call 148 145 -3 -1.9%
Excl. CPU (microsec)1,127 1,169 42 3.7%
Incl. MemUse (bytes)634,224 634,192 -32 -0.0%
Incl. MemUse (bytes) per call 6,472 6,471 -0 -0.0%
Excl. MemUse (bytes)-68,416 -68,416 0 0.0%
Incl. PeakMemUse (bytes)440,192 439,704 -488 -0.1%
Incl. PeakMemUse (bytes) per call 4,492 4,487 -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 Function26 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%