Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls130 130 0 0.0%
Incl. Wall Time (microsec)27,651 27,776 125 0.5%
Incl. Wall Time (microsec) per call 213 214 1 0.5%
Excl. Wall Time (microsec)1,832 1,836 4 0.2%
Incl. CPU (microsecs)16,306 16,331 25 0.2%
Incl. CPU (microsecs) per call 125 126 0 0.2%
Excl. CPU (microsec)1,506 1,505 -1 -0.1%
Incl. MemUse (bytes)823,344 823,320 -24 -0.0%
Incl. MemUse (bytes) per call 6,333 6,333 -0 -0.0%
Excl. MemUse (bytes)-92,984 -92,984 0 0.0%
Incl. PeakMemUse (bytes)354,296 354,032 -264 -0.1%
Incl. PeakMemUse (bytes) per call 2,725 2,723 -2 -0.1%
Excl. PeakMemUse (bytes)25,392 25,232 -160 -0.6%

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% 125 32.8% 25 7.8% -24 -0.1% -264 -0.6%
Exclusive Metrics Diff for Current Function4 3.2% -1 -4.0% 0 0.0% -160 -60.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 539 431.2% 206 824.0% -8 -33.3% -80 -30.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -336 -268.8% -76 -304.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 126 100.8% 81 324.0% 0 0.0% -32 -12.1%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -85 -68.0% -106 -424.0% 0 0.0% -64 -24.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -69 -55.2% -5 -20.0% 0 0.0% 0 0.0%
db_query0 N/A% -29 -23.2% 0 0.0% -16 -66.7% -88 -33.3%
Drupal\Core\Database\Query\Select::execute0 N/A% -18 -14.4% -82 -328.0% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -3 -2.4% 3 12.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% 4 16.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::expandArguments0 N/A% 69 55.2% 66 264.0% 0 0.0% -160 -60.6%
Drupal\Core\Database\Statement::execute0 N/A% 33 26.4% -74 -296.0% -40 -166.7% -80 -30.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 17 13.6% 21 84.0% 16 66.7% 136 51.5%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 2 1.6% 13 52.0% 0 0.0% 0 0.0%