Diff Report
Run #5659123816918: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #565914310b034: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5659123816918Run #565914310b034DiffDiff%
Number of Function Calls21 21 0 0.0%
Incl. Wall Time (microsec)25,737 26,143 406 1.6%
Incl. Wall Time (microsec) per call 1,226 1,245 19 1.6%
Excl. Wall Time (microsec)1,549 1,550 1 0.1%
Incl. MemUse (bytes)2,653,832 2,653,736 -96 -0.0%
Incl. MemUse (bytes) per call 126,373 126,368 -5 -0.0%
Excl. MemUse (bytes)1,298,944 1,298,944 0 0.0%
Incl. PeakMemUse (bytes)4,365,192 4,367,784 2,592 0.1%
Incl. PeakMemUse (bytes) per call 207,866 207,990 123 0.1%
Excl. PeakMemUse (bytes)1,319,904 1,319,904 0 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% 406 29.7% -96 -4.5% 2,592 98.5%
Exclusive Metrics Diff for Current Function1 0.2% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 406 100.0% -96 -100.0% 2,592 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% 350 86.2% 88 91.7% 1,256 48.5%
Drupal\Core\Database\Connection::escapeTable0 N/A% 76 18.7% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -22 -5.4% -160 -166.7% 1,336 51.5%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% 4 1.0% 0 0.0% 0 0.0%
array_keys0 N/A% -2 -0.5% -24 -25.0% 0 0.0%
array_diff0 N/A% -1 -0.2% 0 0.0% 0 0.0%