Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec2301b5aa5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51ec227a9cea0Run #51ec2301b5aa5DiffDiff%
Number of Function Calls231 231 0 0.0%
Incl. Wall Time (microsec)59,562 62,570 3,008 5.1%
Incl. Wall Time (microsec) per call 258 271 13 5.1%
Excl. Wall Time (microsec)3,406 3,367 -39 -1.1%
Incl. CPU (microsecs)32,688 32,913 225 0.7%
Incl. CPU (microsecs) per call 142 142 1 0.7%
Excl. CPU (microsec)2,852 2,785 -67 -2.3%
Incl. MemUse (bytes)1,377,080 1,377,080 0 0.0%
Incl. MemUse (bytes) per call 5,961 5,961 0 0.0%
Excl. MemUse (bytes)-192,080 -192,080 0 0.0%
Incl. PeakMemUse (bytes)755,256 755,256 0 0.0%
Incl. PeakMemUse (bytes) per call 3,270 3,270 0 0.0%
Excl. PeakMemUse (bytes)52,352 52,352 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% 3,008 109.6% 225 4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-39 -1.3% -67 -29.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 2,048 68.1% 340 151.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 840 27.9% -45 -20.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -179 -6.0% -97 -43.1% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 158 5.3% 31 13.8% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% 67 2.2% 38 16.9% 0 N/A% 0 N/A%
db_query0 N/A% 61 2.0% 66 29.3% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -53 -1.8% -2 -0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 44 1.5% -4 -1.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -42 -1.4% -87 -38.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 35 1.2% 22 9.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 19 0.6% -36 -16.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Delete::execute0 N/A% 11 0.4% -1 -0.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::execute0 N/A% -1 -0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 3,048 101.3% 292 129.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -10 -0.3% -2 -0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 10 0.3% 2 0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% -8 -0.3% -9 -4.0% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% 7 0.2% 8 3.6% 0 N/A% 0 N/A%
PDOStatement::rowCount0 N/A% 0 0.0% 1 0.4% 0 N/A% 0 N/A%