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

array_keysRun #517c1bb406b02Run #517c1c27a12c9DiffDiff%
Number of Function Calls831 528 -303 -36.5%
Incl. Wall Time (microsec)975 638 -337 -34.6%
Incl. Wall Time (microsec) per call 1 1 0 3.0%
Excl. Wall Time (microsec)975 638 -337 -34.6%
Incl. CPU (microsecs)1,696 1,046 -650 -38.3%
Incl. CPU (microsecs) per call 2 2 -0 -2.9%
Excl. CPU (microsec)1,696 1,046 -650 -38.3%
Incl. MemUse (bytes)630,848 263,344 -367,504 -58.3%
Incl. MemUse (bytes) per call 759 499 -260 -34.3%
Excl. MemUse (bytes)630,848 263,344 -367,504 -58.3%
Incl. PeakMemUse (bytes)52,064 50,944 -1,120 -2.2%
Incl. PeakMemUse (bytes) per call 63 96 34 54.0%
Excl. PeakMemUse (bytes)52,064 50,944 -1,120 -2.2%

Parent/Child Regression/Improvement report for array_keys [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
array_keys-303 -100.0% -337 -0.1% -650 -0.6% -367,504 -82.6% -1,120 -0.2%
Exclusive Metrics Diff for Current Function-337 -100.0% -650 -100.0% -367,504 -100.0% -1,120 -100.0%
Parent functions
Drupal\Core\Database\Query\Insert::fields-151 -49.8% -185 -54.9% -346 -53.2% -288,768 -78.6% -1,936 -172.9%
Drupal\Core\Extension\ModuleHandler::getImplementations-149 -49.2% -160 -47.5% -276 -42.5% -75,512 -20.5% -248 -22.1%
theme@10 0.0% -5 -1.5% -29 -4.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments-1 -0.3% 4 1.2% -6 -0.9% -336 -0.1% 32 2.9%
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -0.3% 4 1.2% 13 2.0% -336 -0.1% 0 0.0%
Drupal\Core\Entity\DatabaseStorageController::load0 0.0% -3 -0.9% -6 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\FieldItemBase::setValue0 0.0% 3 0.9% 5 0.8% 0 0.0% -152 -13.6%
Drupal\Core\DrupalKernel::initializeContainer0 0.0% 2 0.6% 4 0.6% -16 -0.0% -104 -9.3%
drupal_schema_fields_sql0 0.0% 1 0.3% 1 0.2% 0 0.0% 0 0.0%
system_page_alter0 0.0% 1 0.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Field\Type\Field::setValue0 0.0% -1 -0.3% -4 -0.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags-1 -0.3% 1 0.3% 4 0.6% -2,536 -0.7% 400 35.7%
field_content_languages0 0.0% -1 -0.3% -3 -0.5% 0 0.0% 0 0.0%
Drupal\user\UserStorageController::attachLoad0 0.0% 1 0.3% -1 -0.2% -24 -0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% 1 0.3% 1 0.2% 0 0.0% 0 0.0%
Drupal\node\NodeStorageController::attachLoad0 0.0% 0 0.0% -1 -0.2% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 0 0.0% 24 0.0% 0 0.0%
element_get_visible_children0 0.0% 0 0.0% 1 0.2% 0 0.0% 0 0.0%
Drupal\Core\Extension\CachedModuleHandler::getBootstrapModules0 0.0% 0 0.0% -1 -0.2% 0 0.0% 0 0.0%
element_children0 0.0% 0 0.0% -5 -0.8% 0 0.0% 888 79.3%
block_page_build0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes0 0.0% 0 0.0% -1 -0.2% 0 0.0% 0 0.0%