Diff Report
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c04ab45451Run #519c03b86b1ecDiffDiff%
Number of Function Calls172 171 -1 -0.6%
Incl. Wall Time (microsec)101,399 102,130 731 0.7%
Incl. Wall Time (microsec) per call 590 597 8 1.3%
Excl. Wall Time (microsec)5,111 5,017 -94 -1.8%
Incl. CPU (microsecs)36,187 35,903 -284 -0.8%
Incl. CPU (microsecs) per call 210 210 -0 -0.2%
Excl. CPU (microsec)4,565 4,517 -48 -1.1%
Incl. MemUse (bytes)281,764 280,272 -1,492 -0.5%
Incl. MemUse (bytes) per call 1,638 1,639 1 0.1%
Excl. MemUse (bytes)-77,428 -76,968 460 0.6%
Incl. PeakMemUse (bytes)203,644 203,804 160 0.1%
Incl. PeakMemUse (bytes) per call 1,184 1,192 8 0.7%
Excl. PeakMemUse (bytes)29,448 29,552 104 0.4%

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::query-1 -20.0% 731 117.1% -284 -18.6% -1,492 -11.8% 160 1.0%
Exclusive Metrics Diff for Current Function-94 -12.9% -48 -16.9% 460 30.8% 104 65.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 446 61.0% -36 -12.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -378 -51.7% 49 17.3% 0 0.0% 0 0.0%
db_query0 0.0% 310 42.4% 89 31.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -100.0% 275 37.6% -153 -53.9% -1,492 -100.0% 160 100.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 0.0% -178 -24.4% -229 -80.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 0.0% 165 22.6% -30 -10.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% 95 13.0% 13 4.6% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% -43 -5.9% -10 -3.5% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 39 5.3% 23 8.1% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-1 -25.0% 905 123.8% -111 -39.1% -680 -45.6% 0 0.0%
Drupal\Core\Database\Connection::expandArguments-1 -25.0% -37 -5.1% -44 -15.5% 0 0.0% -80 -50.0%
Drupal\Core\Database\Connection::prepareQuery-1 -25.0% -22 -3.0% -40 -14.1% -812 -54.4% 136 85.0%
Drupal\Core\Database\Connection::defaultOptions-1 -25.0% -21 -2.9% -41 -14.4% -460 -30.8% 0 0.0%