Diff Report
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa6332b29: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519ffa0e6cdecRun #519ffa6332b29DiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)14,823 14,895 72 0.5%
Incl. Wall Time (microsec) per call 136 137 1 0.5%
Excl. Wall Time (microsec)1,365 1,369 4 0.3%
Incl. CPU (microsecs)4,000 4,000 0 0.0%
Incl. CPU (microsecs) per call 37 37 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)672,384 672,320 -64 -0.0%
Incl. MemUse (bytes) per call 6,169 6,168 -1 -0.0%
Excl. MemUse (bytes)-77,072 -77,072 0 0.0%
Incl. PeakMemUse (bytes)483,784 484,712 928 0.2%
Incl. PeakMemUse (bytes) per call 4,438 4,447 9 0.2%
Excl. PeakMemUse (bytes)35,856 35,920 64 0.2%

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% 72 3.5% 0 0.0% -64 -0.1% 928 1.4%
Exclusive Metrics Diff for Current Function4 5.6% 0 N/A% 0 0.0% 64 6.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 224 311.1% -4,000 N/A% -48 -75.0% 520 56.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -92 -127.8% 0 N/A% -8 -12.5% 136 14.7%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -61 -84.7% 4,000 N/A% -8 -12.5% -8 -0.9%
db_query0 N/A% -35 -48.6% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 23 31.9% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 22 30.6% 0 N/A% 0 0.0% -136 -14.7%
Drupal\Core\Database\Query\Select::execute0 N/A% -10 -13.9% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 1 1.4% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% 0 N/A% 0 0.0% 416 44.8%
Child functions
Drupal\Core\Database\Connection::expandArguments0 N/A% 62 86.1% -4,000 N/A% 0 0.0% 296 31.9%
Drupal\Core\Database\Statement::execute0 N/A% 29 40.3% 4,000 N/A% -64 -100.0% 776 83.6%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -17 -23.6% 0 N/A% 0 0.0% -208 -22.4%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -6 -8.3% 0 N/A% 0 0.0% 0 0.0%