Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls144 144 0 0.0%
Incl. Wall Time (microsec)81,492 81,862 370 0.5%
Incl. Wall Time (microsec) per call 566 568 3 0.5%
Excl. Wall Time (microsec)4,045 4,114 69 1.7%
Incl. CPU (microsecs)29,016 29,432 416 1.4%
Incl. CPU (microsecs) per call 202 204 3 1.4%
Excl. CPU (microsec)3,577 3,669 92 2.6%
Incl. MemUse (bytes)247,344 247,312 -32 -0.0%
Incl. MemUse (bytes) per call 1,718 1,717 -0 -0.0%
Excl. MemUse (bytes)-64,316 -64,316 0 0.0%
Incl. PeakMemUse (bytes)205,928 205,788 -140 -0.1%
Incl. PeakMemUse (bytes) per call 1,430 1,429 -1 -0.1%
Excl. PeakMemUse (bytes)27,248 27,288 40 0.1%

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% 370 5.4% 416 5.9% -32 -0.0% -140 -0.1%
Exclusive Metrics Diff for Current Function69 18.6% 92 22.1% 0 0.0% 40 28.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,388 375.1% 191 45.9% -32 -100.0% -136 -97.1%
Drupal\Core\Database\Query\Select::execute0 N/A% -478 -129.2% 327 78.6% 0 0.0% 0 0.0%
db_query0 N/A% -429 -115.9% -61 -14.7% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -79 -21.4% 36 8.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% -74 -20.0% -20 -4.8% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 46 12.4% -59 -14.2% 0 0.0% 8 5.7%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -5 -1.4% -1 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 1 0.3% 3 0.7% 0 0.0% -12 -8.6%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 240 64.9% 282 67.8% -36 -112.5% -44 -31.4%
Drupal\Core\Database\Connection::expandArguments0 N/A% 70 18.9% 62 14.9% 0 0.0% 8 5.7%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -12 -3.2% -13 -3.1% 4 12.5% -144 -102.9%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 3 0.8% -7 -1.7% 0 0.0% 0 0.0%