Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls182 182 0 0.0%
Incl. Wall Time (microsec)41,945 41,359 -586 -1.4%
Incl. Wall Time (microsec) per call 230 227 -3 -1.4%
Excl. Wall Time (microsec)2,614 2,602 -12 -0.5%
Incl. CPU (microsecs)23,455 23,108 -347 -1.5%
Incl. CPU (microsecs) per call 129 127 -2 -1.5%
Excl. CPU (microsec)2,156 2,160 4 0.2%
Incl. MemUse (bytes)1,192,768 1,192,816 48 0.0%
Incl. MemUse (bytes) per call 6,554 6,554 0 0.0%
Excl. MemUse (bytes)-150,576 -150,688 -112 -0.1%
Incl. PeakMemUse (bytes)743,040 754,640 11,600 1.6%
Incl. PeakMemUse (bytes) per call 4,083 4,146 64 1.6%
Excl. PeakMemUse (bytes)46,944 47,088 144 0.3%

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% -586 -37.8% -347 -19.8% 48 0.0% 11,600 8.7%
Exclusive Metrics Diff for Current Function-12 -2.0% 4 1.2% -112 -233.3% 144 1.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -529 -90.3% -203 -58.5% -48 -100.0% 3,344 28.8%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 325 55.5% 134 38.6% 0 0.0% 128 1.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -242 -41.3% -88 -25.4% -16 -33.3% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -117 -20.0% -165 -47.6% 160 333.3% 7,296 62.9%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 100 17.1% 16 4.6% 0 0.0% 144 1.2%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 90 15.4% 32 9.2% 0 0.0% 152 1.3%
Drupal\Core\Database\Query\Update::execute0 N/A% -89 -15.2% 2 0.6% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -56 -9.6% -2 -0.6% 0 0.0% 0 0.0%
db_query0 N/A% -55 -9.4% -37 -10.7% -48 -100.0% 536 4.6%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 36 6.1% 3 0.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -28 -4.8% -29 -8.4% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -11 -1.9% -10 -2.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Delete::execute0 N/A% -10 -1.7% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -642 -109.6% -421 -121.3% 48 100.0% 7,592 65.4%
Drupal\Core\Database\Connection::expandArguments0 N/A% 69 11.8% 64 18.4% 0 0.0% 1,576 13.6%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -13 -2.2% 5 1.4% 0 0.0% 2,296 19.8%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 11 1.9% 0 0.0% 112 233.3% -8 -0.1%
PDO::lastInsertId0 N/A% 1 0.2% -1 -0.3% 0 0.0% 0 0.0%
PDOStatement::rowCount0 N/A% 0 0.0% 2 0.6% 0 0.0% 0 0.0%