Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d52b5a5611: 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 #517d51ae434deRun #517d52b5a5611DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,829 2,721 -108 -3.8%
Incl. Wall Time (microsec) per call 404 389 -15 -3.8%
Excl. Wall Time (microsec)229 246 17 7.4%
Incl. CPU (microsecs)1,661 1,683 22 1.3%
Incl. CPU (microsecs) per call 237 240 3 1.3%
Excl. CPU (microsec)203 228 25 12.3%
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)158,704 158,704 0 0.0%
Incl. PeakMemUse (bytes) per call 22,672 22,672 0 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% -108 -4.5% 22 1.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function17 15.7% 25 113.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -108 -100.0% 22 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -194 -179.6% -67 -304.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 56 51.9% 54 245.5% 0 N/A% 0 N/A%
array_diff0 N/A% 7 6.5% 6 27.3% 0 N/A% 0 N/A%
array_keys0 N/A% 4 3.7% 4 18.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 2 1.9% 0 0.0% 0 N/A% 0 N/A%