Diff Report
Run #519dd9ab8b74d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519dd9ab8b74dRun #519dd86a86681DiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)46,929 46,358 -571 -1.2%
Incl. Wall Time (microsec) per call 375 371 -5 -1.2%
Excl. Wall Time (microsec)1,930 1,906 -24 -1.2%
Incl. CPU (microsecs)18,293 18,465 172 0.9%
Incl. CPU (microsecs) per call 146 148 1 0.9%
Excl. CPU (microsec)1,625 1,603 -22 -1.4%
Incl. MemUse (bytes)930,960 930,992 32 0.0%
Incl. MemUse (bytes) per call 7,448 7,448 0 0.0%
Excl. MemUse (bytes)-98,592 -98,560 32 0.0%
Incl. PeakMemUse (bytes)388,232 388,128 -104 -0.0%
Incl. PeakMemUse (bytes) per call 3,106 3,105 -1 -0.0%
Excl. PeakMemUse (bytes)24,384 24,384 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% -571 -0.9% 172 0.3% 32 0.1% -104 -0.2%
Exclusive Metrics Diff for Current Function-24 -4.2% -22 -12.8% 32 100.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,167 -204.4% 73 42.4% 32 100.0% -72 -69.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 262 45.9% 37 21.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 222 38.9% 107 62.2% 0 0.0% -32 -30.8%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 210 36.8% 27 15.7% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -123 -21.5% -90 -52.3% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 29 5.1% 15 8.7% 0 0.0% 0 0.0%
db_query0 N/A% -20 -3.5% -14 -8.1% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 16 2.8% 12 7.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% 5 2.9% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -520 -91.1% 235 136.6% 32 100.0% -32 -30.8%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -32 -5.6% -31 -18.0% -32 -100.0% 0 0.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 6 1.1% 5 2.9% 0 0.0% -72 -69.2%
Drupal\Core\Database\Connection::expandArguments0 N/A% -1 -0.2% -15 -8.7% 0 0.0% 0 0.0%