Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls180 180 0 0.0%
Incl. Wall Time (microsec)108,994 108,052 -942 -0.9%
Incl. Wall Time (microsec) per call 606 600 -5 -0.9%
Excl. Wall Time (microsec)5,226 5,204 -22 -0.4%
Incl. CPU (microsecs)37,134 36,957 -177 -0.5%
Incl. CPU (microsecs) per call 206 205 -1 -0.5%
Excl. CPU (microsec)4,700 4,619 -81 -1.7%
Incl. MemUse (bytes)284,036 284,036 0 0.0%
Incl. MemUse (bytes) per call 1,578 1,578 0 0.0%
Excl. MemUse (bytes)-84,600 -84,600 0 0.0%
Incl. PeakMemUse (bytes)185,616 185,324 -292 -0.2%
Incl. PeakMemUse (bytes) per call 1,031 1,030 -2 -0.2%
Excl. PeakMemUse (bytes)27,912 27,808 -104 -0.4%

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% -942 -6.1% -177 -1.2% 0 0.0% -292 -45.3%
Exclusive Metrics Diff for Current Function-22 -2.3% -81 -45.8% 0 N/A% -104 -35.6%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -1,043 -110.7% -48 -27.1% -4 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -526 -55.8% -344 -194.4% -8 N/A% -292 -100.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 292 31.0% 91 51.4% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 184 19.5% 123 69.5% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 144 15.3% 38 21.5% 12 N/A% 0 0.0%
Drupal\Core\Database\Query\Update::execute0 N/A% 56 5.9% 9 5.1% 0 N/A% 0 0.0%
db_query0 N/A% -48 -5.1% -38 -21.5% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 14 1.5% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -12 -1.3% -5 -2.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -3 -0.3% -3 -1.7% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -734 -77.9% 69 39.0% 16 N/A% 0 0.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -96 -10.2% -96 -54.2% -16 N/A% -84 -28.8%
Drupal\Core\Database\Connection::expandArguments0 N/A% -71 -7.5% -65 -36.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -19 -2.0% -4 -2.3% 0 N/A% -104 -35.6%
PDOStatement::rowCount0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%