Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51ec5ca916d7dRun #51ec5d631cb28DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,841 1,968 127 6.9%
Incl. Wall Time (microsec) per call 460 492 32 6.9%
Excl. Wall Time (microsec)174 164 -10 -5.7%
Incl. CPU (microsecs)1,496 1,414 -82 -5.5%
Incl. CPU (microsecs) per call 374 354 -21 -5.5%
Excl. CPU (microsec)156 145 -11 -7.1%
Incl. MemUse (bytes)117,896 117,896 0 0.0%
Incl. MemUse (bytes) per call 29,474 29,474 0 0.0%
Excl. MemUse (bytes)304 304 0 0.0%
Incl. PeakMemUse (bytes)151,112 151,112 0 0.0%
Incl. PeakMemUse (bytes) per call 37,778 37,778 0 0.0%
Excl. PeakMemUse (bytes)21,240 21,240 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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::getMultiple@10 N/A% 127 1.6% -82 -0.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-10 -7.9% -11 -13.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 153 120.5% -55 -67.1% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -26 -20.5% -27 -32.9% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 116 91.3% -11 -13.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 24 18.9% -53 -64.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -4 -3.1% -4 -4.9% 0 N/A% 0 N/A%
array_diff0 N/A% 1 0.8% -1 -1.2% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -2 -2.4% 0 N/A% 0 N/A%