Diff Report
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: 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 #51978d2b1f3d1Run #51978cc86c728DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,445 3,086 -359 -10.4%
Incl. Wall Time (microsec) per call 431 386 -45 -10.4%
Excl. Wall Time (microsec)247 255 8 3.2%
Incl. CPU (microsecs)1,889 1,898 9 0.5%
Incl. CPU (microsecs) per call 236 237 1 0.5%
Excl. CPU (microsec)221 224 3 1.4%
Incl. MemUse (bytes)115,568 115,568 0 0.0%
Incl. MemUse (bytes) per call 14,446 14,446 0 0.0%
Excl. MemUse (bytes)-24,976 -24,976 0 0.0%
Incl. PeakMemUse (bytes)112,400 112,400 0 0.0%
Incl. PeakMemUse (bytes) per call 14,050 14,050 0 0.0%
Excl. PeakMemUse (bytes)14,464 14,464 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% -359 -89.5% 9 1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 2.2% 3 33.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -359 -100.0% 9 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -251 -69.9% 42 466.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -114 -31.8% -34 -377.8% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -0.8% 1 11.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.3% 2 22.2% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -5 -55.6% 0 N/A% 0 N/A%