Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d525cbaeb1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #517d51ae434deRun #517d525cbaeb1DiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)32,852 33,206 354 1.1%
Incl. Wall Time (microsec) per call 335 339 4 1.1%
Excl. Wall Time (microsec)1,468 1,400 -68 -4.6%
Incl. CPU (microsecs)14,641 14,410 -231 -1.6%
Incl. CPU (microsecs) per call 149 147 -2 -1.6%
Excl. CPU (microsec)1,210 1,151 -59 -4.9%
Incl. MemUse (bytes)634,176 634,192 16 0.0%
Incl. MemUse (bytes) per call 6,471 6,471 0 0.0%
Excl. MemUse (bytes)-68,392 -68,416 -24 -0.0%
Incl. PeakMemUse (bytes)438,392 439,672 1,280 0.3%
Incl. PeakMemUse (bytes) per call 4,473 4,486 13 0.3%
Excl. PeakMemUse (bytes)32,048 32,568 520 1.6%

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% 354 5.9% -231 -4.2% 16 0.3% 1,280 20.9%
Exclusive Metrics Diff for Current Function-68 -19.2% -59 -25.5% -24 -150.0% 520 40.6%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 177 50.0% 47 20.3% 0 0.0% -8 -0.6%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 131 37.0% -292 -126.4% 16 100.0% 456 35.6%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 91 25.7% 16 6.9% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -29 -8.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -23 -6.5% 11 4.8% 8 50.0% 392 30.6%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 16 4.5% 16 6.9% -8 -50.0% 440 34.4%
db_query0 N/A% -12 -3.4% -29 -12.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 4 1.1% -2 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -1 -0.3% 2 0.9% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 455 128.5% -127 -55.0% 40 250.0% -248 -19.4%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -45 -12.7% -43 -18.6% 0 0.0% 528 41.2%
Drupal\Core\Database\Connection::expandArguments0 N/A% 12 3.4% 3 1.3% 0 0.0% 344 26.9%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 0 0.0% -5 -2.2% 0 0.0% 136 10.6%