Diff Report
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #517d750163e11Run #517d7587ada9cDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,899 2,478 -421 -14.5%
Incl. Wall Time (microsec) per call 414 354 -60 -14.5%
Excl. Wall Time (microsec)203 210 7 3.4%
Incl. CPU (microsecs)1,597 1,674 77 4.8%
Incl. CPU (microsecs) per call 228 239 11 4.8%
Excl. CPU (microsec)182 180 -2 -1.1%
Incl. MemUse (bytes)135,088 135,088 0 0.0%
Incl. MemUse (bytes) per call 19,298 19,298 0 0.0%
Excl. MemUse (bytes)-21,200 -21,200 0 0.0%
Incl. PeakMemUse (bytes)158,664 158,704 40 0.0%
Incl. PeakMemUse (bytes) per call 22,666 22,672 6 0.0%
Excl. PeakMemUse (bytes)14,536 14,536 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% -421 -5.2% 77 0.8% 0 0.0% 40 0.4%
Exclusive Metrics Diff for Current Function7 1.7% -2 -2.6% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -421 -100.0% 77 100.0% 0 N/A% 40 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -399 -94.8% 104 135.1% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -25 -5.9% -26 -33.8% 0 N/A% 40 100.0%
array_diff0 N/A% -4 -1.0% -1 -1.3% 0 N/A% 0 0.0%
array_keys0 N/A% -1 -0.2% -2 -2.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.2% 4 5.2% 0 N/A% 0 0.0%