Diff Report
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ed10e385b9: 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 #518eceb4aac68Run #518ed10e385b9DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,328 3,511 183 5.5%
Incl. Wall Time (microsec) per call 416 439 23 5.5%
Excl. Wall Time (microsec)245 229 -16 -6.5%
Incl. CPU (microsecs)1,946 1,896 -50 -2.6%
Incl. CPU (microsecs) per call 243 237 -6 -2.6%
Excl. CPU (microsec)210 204 -6 -2.9%
Incl. MemUse (bytes)113,136 113,136 0 0.0%
Incl. MemUse (bytes) per call 14,142 14,142 0 0.0%
Excl. MemUse (bytes)-25,616 -25,616 0 0.0%
Incl. PeakMemUse (bytes)129,248 129,248 0 0.0%
Incl. PeakMemUse (bytes) per call 16,156 16,156 0 0.0%
Excl. PeakMemUse (bytes)14,736 14,736 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% 183 762.5% -50 -3.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -8.7% -6 -12.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 183 100.0% -50 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 180 98.4% -44 -88.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 26 14.2% 12 24.0% 0 N/A% 0 N/A%
array_keys0 N/A% -4 -2.2% -9 -18.0% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -1.6% -5 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 2 4.0% 0 N/A% 0 N/A%