Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51ec623000e0cRun #51ec6582d0962DiffDiff%
Number of Function Calls300 300 0 0.0%
Incl. Wall Time (microsec)77,442 80,544 3,102 4.0%
Incl. Wall Time (microsec) per call 258 268 10 4.0%
Excl. Wall Time (microsec)4,394 4,463 69 1.6%
Incl. CPU (microsecs)41,406 43,368 1,962 4.7%
Incl. CPU (microsecs) per call 138 145 7 4.7%
Excl. CPU (microsec)3,616 3,726 110 3.0%
Incl. MemUse (bytes)1,663,104 1,663,104 0 0.0%
Incl. MemUse (bytes) per call 5,544 5,544 0 0.0%
Excl. MemUse (bytes)-246,728 -246,728 0 0.0%
Incl. PeakMemUse (bytes)748,224 748,224 0 0.0%
Incl. PeakMemUse (bytes) per call 2,494 2,494 0 0.0%
Excl. PeakMemUse (bytes)50,168 50,168 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% 3,102 120.9% 1,962 163.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function69 2.2% 110 5.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 3,104 100.1% 1,382 70.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 379 12.2% 614 31.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -232 -7.5% -52 -2.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -232 -7.5% -120 -6.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Delete::execute0 N/A% 114 3.7% 9 0.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -39 -1.3% 3 0.2% 0 N/A% 0 N/A%
db_query0 N/A% -20 -0.6% 68 3.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Update::execute0 N/A% 16 0.5% 12 0.6% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 7 0.2% 40 2.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 6 0.2% 14 0.7% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -1 -0.0% -8 -0.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 1 0.0% 1 0.1% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% -1 -0.0% -1 -0.1% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 2,990 96.4% 1,770 90.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 37 1.2% 65 3.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 21 0.7% 24 1.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -8 -0.3% 2 0.1% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% -7 -0.2% -8 -0.4% 0 N/A% 0 N/A%
PDOStatement::rowCount0 N/A% 0 0.0% -1 -0.1% 0 N/A% 0 N/A%