Diff Report
Run #54811b6aec43d: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54811e8abf892: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #54811b6aec43dRun #54811e8abf892DiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)26,027 25,574 -453 -1.7%
Incl. Wall Time (microsec) per call 1,301 1,279 -23 -1.7%
Excl. Wall Time (microsec)2,817 2,801 -16 -0.6%
Incl. MemUse (bytes)3,892,232 3,891,840 -392 -0.0%
Incl. MemUse (bytes) per call 194,612 194,592 -20 -0.0%
Excl. MemUse (bytes)1,078,448 1,078,360 -88 -0.0%
Incl. PeakMemUse (bytes)3,994,200 3,994,208 8 0.0%
Incl. PeakMemUse (bytes) per call 199,710 199,710 0 0.0%
Excl. PeakMemUse (bytes)55,144 55,112 -32 -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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -453 -0.6% -392 -0.5% 8 0.0%
Exclusive Metrics Diff for Current Function-16 -3.5% -88 -22.4% -32 -400.0%
Parent functions
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% -554 -122.3% -24 -6.1% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 101 22.3% -368 -93.9% 8 100.0%
Drupal\Core\Cache\ChainedFastBackend::getMultiple0 N/A% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -454 -100.2% -352 -89.8% -224 -2800.0%
Drupal\Core\Database\Connection::query0 N/A% 18 4.0% -16 -4.1% 264 3300.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 5 1.1% 8 2.0% 0 0.0%
array_diff0 N/A% -4 -0.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% -2 -0.4% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% 56 14.3% 0 0.0%