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

Drupal\Core\Database\Connection::queryRun #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls187 187 0 0.0%
Incl. Wall Time (microsec)42,987 43,697 710 1.7%
Incl. Wall Time (microsec) per call 230 234 4 1.7%
Excl. Wall Time (microsec)2,770 2,684 -86 -3.1%
Incl. CPU (microsecs)25,522 24,844 -678 -2.7%
Incl. CPU (microsecs) per call 136 133 -4 -2.7%
Excl. CPU (microsec)2,304 2,193 -111 -4.8%
Incl. MemUse (bytes)1,135,632 1,135,680 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)464,088 418,184 -45,904 -9.9%
Incl. PeakMemUse (bytes) per call 2,482 2,236 -245 -9.9%
Excl. PeakMemUse (bytes)31,320 27,088 -4,232 -13.5%

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 Function-86 -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%