Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls126 126 0 0.0%
Incl. Wall Time (microsec)37,096 38,861 1,765 4.8%
Incl. Wall Time (microsec) per call 294 308 14 4.8%
Excl. Wall Time (microsec)2,417 2,433 16 0.7%
Incl. CPU (microsecs)17,961 18,026 65 0.4%
Incl. CPU (microsecs) per call 143 143 1 0.4%
Excl. CPU (microsec)2,012 2,085 73 3.6%
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)202,080 202,080 0 0.0%
Incl. PeakMemUse (bytes) per call 1,604 1,604 0 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% 1,765 143.5% 65 12.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function16 0.9% 73 112.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,148 65.0% -52 -80.0% 0 N/A% 0 N/A%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 819 46.4% 168 258.5% 0 N/A% 0 N/A%
db_query0 N/A% -231 -13.1% -80 -123.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 139 7.9% 20 30.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% 106 6.0% 68 104.6% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -104 -5.9% -36 -55.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -58 -3.3% -18 -27.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -51 -2.9% 3 4.6% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -3 -0.2% -8 -12.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,645 93.2% -118 -181.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 49 2.8% 38 58.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 45 2.5% 66 101.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 10 0.6% 7 10.8% 0 N/A% 0 N/A%
PDO::lastInsertId0 N/A% 0 0.0% -1 -1.5% 0 N/A% 0 N/A%