Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: 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 #51ec491641923DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,714 2,087 373 21.8%
Incl. Wall Time (microsec) per call 429 522 93 21.8%
Excl. Wall Time (microsec)169 177 8 4.7%
Incl. CPU (microsecs)1,448 1,629 181 12.5%
Incl. CPU (microsecs) per call 362 407 45 12.5%
Excl. CPU (microsec)156 161 5 3.2%
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)151,264 151,512 248 0.2%
Incl. PeakMemUse (bytes) per call 37,816 37,878 62 0.2%
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% 373 24.1% 181 10.3% 0 0.0% 248 0.2%
Exclusive Metrics Diff for Current Function8 2.1% 5 2.8% 0 N/A% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 282 75.6% 155 85.6% 0 N/A% 248 100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 91 24.4% 26 14.4% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 325 87.1% 134 74.0% 0 N/A% 128 51.6%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 43 11.5% 44 24.3% 0 N/A% 120 48.4%
array_diff0 N/A% -2 -0.5% 1 0.6% 0 N/A% 0 0.0%
array_keys0 N/A% -1 -0.3% 2 1.1% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% -5 -2.8% 0 N/A% 0 0.0%