Diff Report
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1770a3264: 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 #517c1836bbd84Run #517c1770a3264DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,810 2,855 45 1.6%
Incl. Wall Time (microsec) per call 401 408 6 1.6%
Excl. Wall Time (microsec)225 229 4 1.8%
Incl. CPU (microsecs)1,815 1,675 -140 -7.7%
Incl. CPU (microsecs) per call 259 239 -20 -7.7%
Excl. CPU (microsec)200 204 4 2.0%
Incl. MemUse (bytes)135,088 135,096 8 0.0%
Incl. MemUse (bytes) per call 19,298 19,299 1 0.0%
Excl. MemUse (bytes)-21,216 -21,184 32 0.2%
Incl. PeakMemUse (bytes)158,608 158,712 104 0.1%
Incl. PeakMemUse (bytes) per call 22,658 22,673 15 0.1%
Excl. PeakMemUse (bytes)14,424 14,552 128 0.9%

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% 45 2.8% -140 -9.2% 8 0.1% 104 1.7%
Exclusive Metrics Diff for Current Function4 8.9% 4 2.9% 32 400.0% 128 123.1%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 45 100.0% -140 -100.0% 8 100.0% 104 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 71 157.8% -113 -80.7% -24 -300.0% -24 -23.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -32 -71.1% -33 -23.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -6 -13.3% -6 -4.3% 0 0.0% 0 0.0%
array_diff0 N/A% 4 8.9% 3 2.1% 0 0.0% 0 0.0%
array_keys0 N/A% 4 8.9% 5 3.6% 0 0.0% 0 0.0%