Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls52 52 0 0.0%
Incl. Wall Time (microsec)50,550 50,079 -471 -0.9%
Incl. Wall Time (microsec) per call 972 963 -9 -0.9%
Excl. Wall Time (microsec)2,145 2,201 56 2.6%
Incl. CPU (microsecs)33,162 33,168 6 0.0%
Incl. CPU (microsecs) per call 638 638 0 0.0%
Excl. CPU (microsec)1,913 1,997 84 4.4%
Incl. MemUse (bytes)1,841,184 1,875,336 34,152 1.9%
Incl. MemUse (bytes) per call 35,407 36,064 657 1.9%
Excl. MemUse (bytes)345,132 378,232 33,100 9.6%
Incl. PeakMemUse (bytes)2,287,224 2,349,884 62,660 2.7%
Incl. PeakMemUse (bytes) per call 43,985 45,190 1,205 2.7%
Excl. PeakMemUse (bytes)358,172 424,092 65,920 18.4%

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% -471 -32.2% 6 0.2% 34,152 58.6% 62,660 105.5%
Exclusive Metrics Diff for Current Function56 11.9% 84 1400.0% 33,100 96.9% 65,920 105.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -479 -101.7% 55 916.7% 34,152 100.0% 62,660 100.0%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 N/A% 8 1.7% -49 -816.7% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -598 -127.0% 54 900.0% 32 0.1% 36 0.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 49 10.4% -139 -2316.7% 1,020 3.0% -3,296 -5.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% 32 6.8% 28 466.7% 0 0.0% 0 0.0%
array_diff0 N/A% -7 -1.5% -14 -233.3% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -0.6% -7 -116.7% 0 0.0% 0 0.0%