Diff Report
Run #518b13c95a609: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518b15389813f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #518b13c95a609Run #518b15389813fDiffDiff%
Number of Function Calls116 118 2 1.7%
Incl. Wall Time (microsec)44,871 46,179 1,308 2.9%
Incl. Wall Time (microsec) per call 387 391 5 1.2%
Excl. Wall Time (microsec)1,723 1,756 33 1.9%
Incl. CPU (microsecs)17,712 18,426 714 4.0%
Incl. CPU (microsecs) per call 153 156 3 2.3%
Excl. CPU (microsec)1,424 1,430 6 0.4%
Incl. MemUse (bytes)867,368 879,680 12,312 1.4%
Incl. MemUse (bytes) per call 7,477 7,455 -22 -0.3%
Excl. MemUse (bytes)-88,440 -89,984 -1,544 -1.7%
Incl. PeakMemUse (bytes)648,808 654,048 5,240 0.8%
Incl. PeakMemUse (bytes) per call 5,593 5,543 -50 -0.9%
Excl. PeakMemUse (bytes)40,720 41,064 344 0.8%

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::query2 20.0% 1,308 6.5% 714 3.6% 12,312 11.4% 5,240 2.5%
Exclusive Metrics Diff for Current Function33 2.5% 6 0.8% -1,544 -12.5% 344 6.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple2 100.0% 1,140 87.2% 868 121.6% 12,328 100.1% 5,640 107.6%
Drupal\Core\Database\Query\Select::execute0 0.0% 575 44.0% 12 1.7% -8 -0.1% -8 -0.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% -547 -41.8% -135 -18.9% 8 0.1% 208 4.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 0.0% -370 -28.3% -5 -0.7% 0 0.0% -264 -5.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 243 18.6% 28 3.9% 0 0.0% 0 0.0%
db_query0 0.0% 187 14.3% -37 -5.2% -16 -0.1% -336 -6.4%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% 49 3.7% 7 1.0% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% 22 1.7% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 9 0.7% -23 -3.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute2 25.0% 1,133 86.6% 541 75.8% 10,424 84.7% 3,224 61.5%
Drupal\Core\Database\Connection::expandArguments2 25.0% 85 6.5% 82 11.5% 16 0.1% 1,256 24.0%
Drupal\Core\Database\Connection::prepareQuery2 25.0% 66 5.0% 86 12.0% 1,888 15.3% 96 1.8%
Drupal\Core\Database\Connection::defaultOptions2 25.0% -9 -0.7% -1 -0.1% 1,528 12.4% 320 6.1%