Diff Report
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc84e17238: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fc53e46a65Run #519fc84e17238DiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)12,422 12,008 -414 -3.3%
Incl. Wall Time (microsec) per call 121 117 -4 -3.3%
Excl. Wall Time (microsec)1,074 1,016 -58 -5.4%
Incl. CPU (microsecs)4,000 8,000 4,000 100.0%
Incl. CPU (microsecs) per call 39 78 39 100.0%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)252,568 252,568 0 0.0%
Incl. MemUse (bytes) per call 2,452 2,452 0 0.0%
Excl. MemUse (bytes)-71,720 -71,720 0 0.0%
Incl. PeakMemUse (bytes)258,296 258,568 272 0.1%
Incl. PeakMemUse (bytes) per call 2,508 2,510 3 0.1%
Excl. PeakMemUse (bytes)39,032 39,024 -8 -0.0%

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% -414 -76.4% 4,000 100.0% 0 0.0% 272 2.6%
Exclusive Metrics Diff for Current Function-58 -14.0% 4,000 100.0% 0 N/A% -8 -2.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -542 -130.9% 4,000 100.0% 0 N/A% 576 211.8%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 95 22.9% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -79 -19.1% 4,000 100.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 68 16.4% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 55 13.3% 0 0.0% 0 N/A% -240 -88.2%
db_query0 N/A% -27 -6.5% -4,000 -100.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 22 5.3% 0 0.0% 0 N/A% -64 -23.5%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -5 -1.2% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -1 -0.2% 0 0.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -325 -78.5% 0 0.0% 0 N/A% 96 35.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -23 -5.6% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% -9 -2.2% -4,000 -100.0% 0 N/A% 184 67.6%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 1 0.2% 4,000 100.0% 0 N/A% 0 0.0%