Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for function_exists

function_existsRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls452 1,352 900 199.1%
Incl. Wall Time (microsec)455 1,648 1,193 262.2%
Incl. Wall Time (microsec) per call 1 1 0 21.1%
Excl. Wall Time (microsec)455 1,648 1,193 262.2%
Incl. CPU (microsecs)761 2,580 1,819 239.0%
Incl. CPU (microsecs) per call 2 2 0 13.3%
Excl. CPU (microsec)761 2,580 1,819 239.0%
Incl. MemUse (bytes)18,968 22,816 3,848 20.3%
Incl. MemUse (bytes) per call 42 17 -25 -59.8%
Excl. MemUse (bytes)18,968 22,816 3,848 20.3%
Incl. PeakMemUse (bytes)11,392 13,040 1,648 14.5%
Incl. PeakMemUse (bytes) per call 25 10 -16 -61.7%
Excl. PeakMemUse (bytes)11,392 13,040 1,648 14.5%

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_exists900 100.0% 1,193 0.4% 1,819 1.6% 3,848 0.9% 1,648 0.3%
Exclusive Metrics Diff for Current Function1,193 100.0% 1,819 100.0% 3,848 100.0% 1,648 100.0%
Parent functions
devel_watchdog150 16.7% 371 31.1% 508 27.9% 776 20.2% 288 17.5%
Drupal\Core\Extension\CachedModuleHandler::getImplementationInfo300 33.3% 319 26.7% 494 27.2% 0 0.0% 64 3.9%
watchdog150 16.7% 161 13.5% 278 15.3% 768 20.0% 0 0.0%
_drupal_error_handler_real150 16.7% 158 13.2% 260 14.3% 784 20.4% 616 37.4%
dfb150 16.7% 155 13.0% 231 12.7% 760 19.8% 368 22.3%
theme@10 0.0% 14 1.2% 34 1.9% 0 0.0% -16 -1.0%
theme@20 0.0% 8 0.7% 12 0.7% 0 0.0% -200 -12.1%
Symfony\Component\HttpFoundation\Response::send0 0.0% 3 0.3% 4 0.2% 0 0.0% 0 0.0%
theme0 0.0% -2 -0.2% 0 0.0% 0 0.0% 480 29.1%
_form_builder_handle_input_element0 0.0% 2 0.2% 2 0.1% 0 0.0% 0 0.0%
drupal_random_bytes0 0.0% -1 -0.1% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Uuid::determinePlugin0 0.0% 1 0.1% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Entity\Entity::uri0 0.0% 1 0.1% -1 -0.1% 0 0.0% 0 0.0%
Drupal\Core\Extension\ModuleHandler::alter-1 -0.1% 1 0.1% 0 0.0% 0 0.0% 48 2.9%
Drupal\Core\Extension\ModuleHandler::invokeAll0 0.0% 1 0.1% 5 0.3% 0 0.0% 0 0.0%
l1 0.1% 1 0.1% 3 0.2% 760 19.8% 0 0.0%
run_init::Extension/Core.php0 0.0% 0 0.0% -2 -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%
theme@30 0.0% 0 0.0% 1 0.1% 0 0.0% 0 0.0%
drupal_prepare_form0 0.0% 0 0.0% -4 -0.2% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% 1 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%
Drupal\Core\Extension\ModuleHandler::implementsHook0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpKernel\Controller\ControllerResolver::getController0 0.0% 0 0.0% -1 -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%
unicode_check0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_get_filename0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%
_field_invoke_multiple0 0.0% 0 0.0% -2 -0.1% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::invokeHook0 0.0% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%