Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)51,445 52,869 1,424 2.8%
Incl. Wall Time (microsec) per call 370 380 10 2.8%
Excl. Wall Time (microsec)2,014 2,020 6 0.3%
Incl. CPU (microsecs)21,054 20,920 -134 -0.6%
Incl. CPU (microsecs) per call 151 151 -1 -0.6%
Excl. CPU (microsec)1,655 1,687 32 1.9%
Incl. MemUse (bytes)1,030,672 1,030,768 96 0.0%
Incl. MemUse (bytes) per call 7,415 7,416 1 0.0%
Excl. MemUse (bytes)-111,616 -111,632 -16 -0.0%
Incl. PeakMemUse (bytes)673,336 643,408 -29,928 -4.4%
Incl. PeakMemUse (bytes) per call 4,844 4,629 -215 -4.4%
Excl. PeakMemUse (bytes)40,312 40,312 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% 1,424 5.7% -134 -0.6% 96 1.1% -29,928 -252.8%
Exclusive Metrics Diff for Current Function6 0.4% 32 23.9% -16 -16.7% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,388 97.5% 28 20.9% 88 91.7% -56 -0.2%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -346 -24.3% -79 -59.0% 0 0.0% -472 -1.6%
Drupal\Core\Database\Query\Select::execute0 N/A% 310 21.8% -12 -9.0% -8 -8.3% -29,592 -98.9%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -197 -13.8% -62 -46.3% 16 16.7% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 153 10.7% 36 26.9% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 104 7.3% 48 35.8% 0 0.0% 0 0.0%
db_query0 N/A% 51 3.6% -71 -53.0% 0 0.0% 192 0.6%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -38 -2.7% -21 -15.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -1 -0.1% -1 -0.7% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,422 99.9% -162 -120.9% 144 150.0% -29,416 -98.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -18 -1.3% -20 -14.9% -48 -50.0% -104 -0.3%
Drupal\Core\Database\Connection::expandArguments0 N/A% 11 0.8% 18 13.4% 8 8.3% -408 -1.4%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 3 0.2% -2 -1.5% 8 8.3% 0 0.0%