Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: 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 #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,714 1,881 167 9.7%
Incl. Wall Time (microsec) per call 429 470 42 9.7%
Excl. Wall Time (microsec)169 169 0 0.0%
Incl. CPU (microsecs)1,448 1,441 -7 -0.5%
Incl. CPU (microsecs) per call 362 360 -2 -0.5%
Excl. CPU (microsec)156 154 -2 -1.3%
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)151,264 151,264 0 0.0%
Incl. PeakMemUse (bytes) per call 37,816 37,816 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% 167 16.3% -7 -1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -2 -28.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 197 118.0% 15 214.3% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -30 -18.0% -22 -314.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 143 85.6% 12 171.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 28 16.8% -12 -171.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -2 -1.2% -3 -42.9% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.6% -2 -28.6% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -0.6% 0 0.0% 0 N/A% 0 N/A%