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

Drupal\Core\Database\Connection::queryRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls171 172 1 0.6%
Incl. Wall Time (microsec)102,130 101,399 -731 -0.7%
Incl. Wall Time (microsec) per call 597 590 -8 -1.3%
Excl. Wall Time (microsec)5,017 5,111 94 1.9%
Incl. CPU (microsecs)35,903 36,187 284 0.8%
Incl. CPU (microsecs) per call 210 210 0 0.2%
Excl. CPU (microsec)4,517 4,565 48 1.1%
Incl. MemUse (bytes)280,272 281,764 1,492 0.5%
Incl. MemUse (bytes) per call 1,639 1,638 -1 -0.1%
Excl. MemUse (bytes)-76,968 -77,428 -460 -0.6%
Incl. PeakMemUse (bytes)203,804 203,644 -160 -0.1%
Incl. PeakMemUse (bytes) per call 1,192 1,184 -8 -0.7%
Excl. PeakMemUse (bytes)29,552 29,448 -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::query1 20.0% -731 -117.1% 284 18.6% 1,492 11.8% -160 -1.0%
Exclusive Metrics Diff for Current Function94 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::getMultiple1 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::execute1 25.0% -905 -123.8% 111 39.1% 680 45.6% 0 0.0%
Drupal\Core\Database\Connection::expandArguments1 25.0% 37 5.1% 44 15.5% 0 0.0% 80 50.0%
Drupal\Core\Database\Connection::prepareQuery1 25.0% 22 3.0% 40 14.1% 812 54.4% -136 -85.0%
Drupal\Core\Database\Connection::defaultOptions1 25.0% 21 2.9% 41 14.4% 460 30.8% 0 0.0%