Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e43719571bf: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52e436ce9c71dRun #52e43719571bfDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)33,771 34,020 249 0.7%
Incl. Wall Time (microsec) per call 402 405 3 0.7%
Excl. Wall Time (microsec)2,253 2,259 6 0.3%
Incl. CPU (microsecs)23,006 23,160 154 0.7%
Incl. CPU (microsecs) per call 274 276 2 0.7%
Excl. CPU (microsec)1,984 1,999 15 0.8%
Incl. MemUse (bytes)2,773,496 2,773,512 16 0.0%
Incl. MemUse (bytes) per call 33,018 33,018 0 0.0%
Excl. MemUse (bytes)-68,760 -68,760 0 0.0%
Incl. PeakMemUse (bytes)3,690,184 3,690,096 -88 -0.0%
Incl. PeakMemUse (bytes) per call 43,931 43,930 -1 -0.0%
Excl. PeakMemUse (bytes)305,880 305,616 -264 -0.1%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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\Cache\DatabaseBackend::getMultiple0 N/A% 249 21.9% 154 16.3% 16 1.3% -88 -9.3%
Exclusive Metrics Diff for Current Function6 2.4% 15 9.7% 0 0.0% -264 -300.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 153 61.4% 75 48.7% 16 100.0% 16 18.2%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 151 60.6% 91 59.1% 0 0.0% -104 -118.2%
Drupal\Core\Entity\FieldableEntityStorageControllerBase::loadFieldItems0 N/A% -55 -22.1% -12 -7.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 174 69.9% 178 115.6% 16 100.0% 280 318.2%
Drupal\Core\Database\Connection::query0 N/A% 74 29.7% -34 -22.1% 0 0.0% -104 -118.2%
Drupal\Core\Database\Connection::escapeTable0 N/A% -3 -1.2% 3 1.9% 0 0.0% 0 0.0%
array_diff0 N/A% -2 -0.8% 4 2.6% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% -12 -7.8% 0 0.0% 0 0.0%