Diff Report
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for function_exists

function_existsRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls1,352 652 -700 -51.8%
Incl. Wall Time (microsec)1,543 666 -877 -56.8%
Incl. Wall Time (microsec) per call 1 1 -0 -10.5%
Excl. Wall Time (microsec)1,543 666 -877 -56.8%
Incl. CPU (microsecs)2,463 1,046 -1,417 -57.5%
Incl. CPU (microsecs) per call 2 2 -0 -11.9%
Excl. CPU (microsec)2,463 1,046 -1,417 -57.5%
Incl. MemUse (bytes)22,824 18,968 -3,856 -16.9%
Incl. MemUse (bytes) per call 17 29 12 72.3%
Excl. MemUse (bytes)22,824 18,968 -3,856 -16.9%
Incl. PeakMemUse (bytes)12,328 10,440 -1,888 -15.3%
Incl. PeakMemUse (bytes) per call 9 16 7 75.6%
Excl. PeakMemUse (bytes)12,328 10,440 -1,888 -15.3%

Parent/Child Regression/Improvement report for function_exists [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
function_exists-700 -100.0% -877 -0.3% -1,417 -1.4% -3,856 -1.6% -1,888 -0.5%
Exclusive Metrics Diff for Current Function-877 -100.0% -1,417 -100.0% -3,856 -100.0% -1,888 -100.0%
Parent functions
devel_watchdog-150 -21.4% -322 -36.7% -458 -32.3% -776 -20.1% -288 -15.3%
Drupal\Core\Extension\CachedModuleHandler::getImplementationInfo-300 -42.9% -301 -34.3% -452 -31.9% 0 0.0% -40 -2.1%
theme@1200 28.6% 206 23.5% 262 18.5% 0 0.0% 0 0.0%
dfb-150 -21.4% -157 -17.9% -239 -16.9% -760 -19.7% -416 -22.0%
_drupal_error_handler_real-150 -21.4% -152 -17.3% -254 -17.9% -784 -20.3% -616 -32.6%
watchdog-150 -21.4% -152 -17.3% -256 -18.1% -768 -19.9% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter1 0.1% 2 0.2% -1 -0.1% 0 0.0% -48 -2.5%
Drupal\Core\Entity\Entity::uri0 0.0% 1 0.1% -4 -0.3% 0 0.0% 0 0.0%
theme@20 0.0% -1 -0.1% -5 -0.4% 0 0.0% 0 0.0%
l-1 -0.1% -1 -0.1% -2 -0.1% -768 -19.9% 0 0.0%
theme0 0.0% 1 0.1% 2 0.1% 0 0.0% -480 -25.4%
Drupal\Component\Uuid\Uuid::determinePlugin0 0.0% -1 -0.1% 1 0.1% 0 0.0% 0 0.0%
run_init::Extension/Core.php0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
theme@30 0.0% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Response::send0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
rdf_get_namespaces0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
drupal_prepare_form0 0.0% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
_drupal_theme_initialize0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% -3 -0.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::implementsHook0 0.0% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::invokeAll0 0.0% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
drupal_random_bytes0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
Symfony\Component\HttpKernel\Controller\ControllerResolver::getController0 0.0% 0 0.0% 2 0.1% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\LegacyControllerSubscriber::onKernelControllerLegacy0 0.0% 0 0.0% -3 -0.2% 0 0.0% 0 0.0%
_form_builder_handle_input_element0 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
unicode_check0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_get_filename0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_field_invoke_multiple0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::invokeHook0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%