Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e85377bba: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Connection::queryRun #52d3e812c7cf2Run #52d3e85377bbaDiffDiff%
Number of Function Calls103 101 -2 -1.9%
Incl. Wall Time (microsec)20,074 19,760 -314 -1.6%
Incl. Wall Time (microsec) per call 195 196 1 0.4%
Excl. Wall Time (microsec)1,144 1,114 -30 -2.6%
Incl. CPU (microsecs)9,733 9,480 -253 -2.6%
Incl. CPU (microsecs) per call 94 94 -1 -0.7%
Excl. CPU (microsec)928 869 -59 -6.4%
Incl. MemUse (bytes)663,360 650,968 -12,392 -1.9%
Incl. MemUse (bytes) per call 6,440 6,445 5 0.1%
Excl. MemUse (bytes)-75,992 -74,480 1,512 2.0%
Incl. PeakMemUse (bytes)477,704 471,056 -6,648 -1.4%
Incl. PeakMemUse (bytes) per call 4,638 4,664 26 0.6%
Excl. PeakMemUse (bytes)35,256 34,704 -552 -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::query-2 -20.0% -314 -18.6% -253 -15.7% -12,392 -10.4% -6,648 -5.6%
Exclusive Metrics Diff for Current Function-30 -9.6% -59 -23.3% 1,512 12.2% -552 -8.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-2 -100.0% -257 -81.8% -234 -92.5% -12,392 -100.0% -6,320 -95.1%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 0.0% -69 -22.0% -28 -11.1% 0 0.0% -168 -2.5%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 0.0% 15 4.8% 10 4.0% 0 0.0% -192 -2.9%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% -10 -3.2% -3 -1.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 7 2.2% -6 -2.4% 0 0.0% 32 0.5%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% 1 0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% -1 -0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 0.0% 0 0.0% 8 3.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-2 -25.0% -192 -61.1% -120 -47.4% -10,488 -84.6% -4,360 -65.6%
Drupal\Core\Database\Connection::expandArguments-2 -25.0% -62 -19.7% -44 -17.4% -16 -0.1% -920 -13.8%
Drupal\Core\Database\Connection::prepareQuery-2 -25.0% -45 -14.3% -31 -12.3% -1,904 -15.4% -32 -0.5%
Drupal\Core\Database\Connection::defaultOptions-2 -25.0% 15 4.8% 1 0.4% -1,496 -12.1% -784 -11.8%