Diff Report
Run #52e43719571bf: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52e43719571bfRun #52e436ce9c71dDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)34,020 33,771 -249 -0.7%
Incl. Wall Time (microsec) per call 405 402 -3 -0.7%
Excl. Wall Time (microsec)2,259 2,253 -6 -0.3%
Incl. CPU (microsecs)23,160 23,006 -154 -0.7%
Incl. CPU (microsecs) per call 276 274 -2 -0.7%
Excl. CPU (microsec)1,999 1,984 -15 -0.8%
Incl. MemUse (bytes)2,773,512 2,773,496 -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)3,690,096 3,690,184 88 0.0%
Incl. PeakMemUse (bytes) per call 43,930 43,931 1 0.0%
Excl. PeakMemUse (bytes)305,616 305,880 264 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 Function-6 -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%