Diff Report
Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51972fb0786efRun #5197310fa6a63DiffDiff%
Number of Function Calls112 112 0 0.0%
Incl. Wall Time (microsec)346,496 348,893 2,397 0.7%
Incl. Wall Time (microsec) per call 3,094 3,115 21 0.7%
Excl. Wall Time (microsec)33,088 33,546 458 1.4%
Incl. CPU (microsecs)32,002 12,003 -19,999 -62.5%
Incl. CPU (microsecs) per call 286 107 -179 -62.5%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)487,440 487,440 0 0.0%
Incl. MemUse (bytes) per call 4,352 4,352 0 0.0%
Excl. MemUse (bytes)-138,448 -138,448 0 0.0%
Incl. PeakMemUse (bytes)449,864 449,768 -96 -0.0%
Incl. PeakMemUse (bytes) per call 4,017 4,016 -1 -0.0%
Excl. PeakMemUse (bytes)54,656 54,560 -96 -0.2%

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% 2,397 0.9% -19,999 -83.3% 0 0.0% -96 -0.0%
Exclusive Metrics Diff for Current Function458 19.1% 0 0.0% 0 N/A% -96 -100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,145 47.8% -12,001 -60.0% 0 N/A% -96 -100.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 544 22.7% 1 0.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 513 21.4% -4,000 -20.0% 0 N/A% 0 0.0%
db_query0 N/A% 118 4.9% 4,001 20.0% 0 N/A% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 59 2.5% -4,000 -20.0% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 37 1.5% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -37 -1.5% -4,000 -20.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 9 0.4% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 9 0.4% 0 0.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,649 68.8% -7,999 -40.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 836 34.9% -8,000 -40.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -315 -13.1% -4,000 -20.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -231 -9.6% 0 0.0% 0 N/A% 0 0.0%