Diff Report
Run #55f237e5dec64: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f238230dd98: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #55f237e5dec64Run #55f238230dd98DiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)21,075 22,215 1,140 5.4%
Incl. Wall Time (microsec) per call 680 717 37 5.4%
Excl. Wall Time (microsec)1,407 1,417 10 0.7%
Incl. MemUse (bytes)2,399,888 2,400,152 264 0.0%
Incl. MemUse (bytes) per call 77,416 77,424 9 0.0%
Excl. MemUse (bytes)428,480 428,472 -8 -0.0%
Incl. PeakMemUse (bytes)3,510,304 3,511,608 1,304 0.0%
Incl. PeakMemUse (bytes) per call 113,236 113,278 42 0.0%
Excl. PeakMemUse (bytes)524,112 524,056 -56 -0.0%

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% 1,140 52.4% 264 253.8% 1,304 203.8%
Exclusive Metrics Diff for Current Function10 0.9% -8 -3.0% -56 -4.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,027 90.1% 288 109.1% 968 74.2%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 113 9.9% -24 -9.1% 336 25.8%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% 562 49.3% 16 6.1% 264 20.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 528 46.3% 256 97.0% 1,096 84.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 19 1.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% 16 1.4% 0 0.0% 0 0.0%
array_keys0 N/A% 6 0.5% 0 0.0% 0 0.0%
array_diff0 N/A% -1 -0.1% 0 0.0% 0 0.0%