Diff Report
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519e636f9416aRun #519e62c02d767DiffDiff%
Number of Function Calls187 187 0 0.0%
Incl. Wall Time (microsec)43,697 42,987 -710 -1.6%
Incl. Wall Time (microsec) per call 234 230 -4 -1.6%
Excl. Wall Time (microsec)2,684 2,770 86 3.2%
Incl. CPU (microsecs)24,844 25,522 678 2.7%
Incl. CPU (microsecs) per call 133 136 4 2.7%
Excl. CPU (microsec)2,193 2,304 111 5.1%
Incl. MemUse (bytes)1,135,680 1,135,632 -48 -0.0%
Incl. MemUse (bytes) per call 6,073 6,073 -0 -0.0%
Excl. MemUse (bytes)-141,752 -141,752 0 0.0%
Incl. PeakMemUse (bytes)418,184 464,088 45,904 11.0%
Incl. PeakMemUse (bytes) per call 2,236 2,482 245 11.0%
Excl. PeakMemUse (bytes)27,088 31,320 4,232 15.6%

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% -710 -4.4% 678 4.5% -48 -0.1% 45,904 80.7%
Exclusive Metrics Diff for Current Function86 12.1% 111 16.4% 0 0.0% 4,232 9.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -1,096 -154.4% -20 -2.9% -16 -33.3% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 1,059 149.2% 960 141.6% -32 -66.7% 45,904 100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -538 -75.8% -209 -30.8% 0 0.0% 0 0.0%
db_query0 N/A% -286 -40.3% -129 -19.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 282 39.7% 119 17.6% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -124 -17.5% -47 -6.9% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -8 -1.1% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 3 0.4% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -2 -0.3% 4 0.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -861 -121.3% 507 74.8% -48 -100.0% 24,384 53.1%
Drupal\Core\Database\Connection::expandArguments0 N/A% 36 5.1% 38 5.6% 0 0.0% 15,672 34.1%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 18 2.5% 5 0.7% 0 0.0% 464 1.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 11 1.5% 17 2.5% 0 0.0% 1,152 2.5%