Diff Report
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fe8e1e5ecaRun #519fe7ae1f6ccDiffDiff%
Number of Function Calls126 126 0 0.0%
Incl. Wall Time (microsec)37,857 37,096 -761 -2.0%
Incl. Wall Time (microsec) per call 300 294 -6 -2.0%
Excl. Wall Time (microsec)2,400 2,417 17 0.7%
Incl. CPU (microsecs)18,207 17,961 -246 -1.4%
Incl. CPU (microsecs) per call 145 143 -2 -1.4%
Excl. CPU (microsec)2,028 2,012 -16 -0.8%
Incl. MemUse (bytes)315,088 315,088 0 0.0%
Incl. MemUse (bytes) per call 2,501 2,501 0 0.0%
Excl. MemUse (bytes)-93,648 -93,648 0 0.0%
Incl. PeakMemUse (bytes)202,016 202,080 64 0.0%
Incl. PeakMemUse (bytes) per call 1,603 1,604 1 0.0%
Excl. PeakMemUse (bytes)30,576 30,576 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% -761 -277.7% -246 -94.6% 0 0.0% 64 100.0%
Exclusive Metrics Diff for Current Function17 2.2% -16 -6.5% 0 N/A% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,235 -162.3% -200 -81.3% 0 N/A% 64 100.0%
db_query0 N/A% 178 23.4% 26 10.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 95 12.5% 5 2.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 72 9.5% 1 0.4% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 53 7.0% -2 -0.8% 0 N/A% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 38 5.0% -31 -12.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 20 2.6% -41 -16.7% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 18 2.4% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 0 0.0% -4 -1.6% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -766 -100.7% -248 -100.8% 0 N/A% 64 100.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -26 -3.4% -16 -6.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% 10 1.3% 21 8.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 5 0.7% 13 5.3% 0 N/A% 0 0.0%
PDO::lastInsertId0 N/A% -1 -0.1% 0 0.0% 0 N/A% 0 0.0%