Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51978cc86c728Run #51978d2b1f3d1DiffDiff%
Number of Function Calls133 133 0 0.0%
Incl. Wall Time (microsec)48,286 48,987 701 1.5%
Incl. Wall Time (microsec) per call 363 368 5 1.5%
Excl. Wall Time (microsec)1,934 1,977 43 2.2%
Incl. CPU (microsecs)18,539 18,668 129 0.7%
Incl. CPU (microsecs) per call 139 140 1 0.7%
Excl. CPU (microsec)1,627 1,645 18 1.1%
Incl. MemUse (bytes)875,904 875,904 0 0.0%
Incl. MemUse (bytes) per call 6,586 6,586 0 0.0%
Excl. MemUse (bytes)-106,800 -106,800 0 0.0%
Incl. PeakMemUse (bytes)389,496 389,496 0 0.0%
Incl. PeakMemUse (bytes) per call 2,929 2,929 0 0.0%
Excl. PeakMemUse (bytes)26,640 26,640 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% 701 174.8% 129 13.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function43 6.1% 18 14.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 432 61.6% 207 160.5% 0 N/A% 0 N/A%
db_query0 N/A% -273 -38.9% -57 -44.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 251 35.8% -42 -32.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 161 23.0% 66 51.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 80 11.4% 3 2.3% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 40 5.7% -110 -85.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 38 5.4% 22 17.1% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -19 -2.7% 16 12.4% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -13 -1.9% 17 13.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 4 0.6% 7 5.4% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 680 97.0% 117 90.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -31 -4.4% -36 -27.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 10 1.4% 14 10.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -3 -0.4% 12 9.3% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% 2 0.3% 4 3.1% 0 N/A% 0 N/A%