Diff Report
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed996e9e3: 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 #51aaed0fcbd4eRun #51aaed996e9e3DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)4,873 4,992 119 2.4%
Incl. Wall Time (microsec) per call 541 555 13 2.4%
Excl. Wall Time (microsec)322 326 4 1.2%
Incl. CPU (microsecs)2,976 2,994 18 0.6%
Incl. CPU (microsecs) per call 331 333 2 0.6%
Excl. CPU (microsec)291 283 -8 -2.7%
Incl. MemUse (bytes)356,568 356,576 8 0.0%
Incl. MemUse (bytes) per call 39,619 39,620 1 0.0%
Excl. MemUse (bytes)-1,392 -1,392 0 0.0%
Incl. PeakMemUse (bytes)405,392 405,688 296 0.1%
Incl. PeakMemUse (bytes) per call 45,044 45,076 33 0.1%
Excl. PeakMemUse (bytes)37,936 38,000 64 0.2%

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% 119 16.1% 18 4.0% 8 0.0% 296 0.5%
Exclusive Metrics Diff for Current Function4 3.4% -8 -44.4% 0 0.0% 64 21.6%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 119 100.0% 18 100.0% 8 100.0% 296 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 133 111.8% 31 172.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -10 -8.4% -8 -44.4% 8 100.0% 232 78.4%
array_diff0 N/A% -9 -7.6% -5 -27.8% 0 0.0% 0 0.0%
array_keys0 N/A% 5 4.2% 10 55.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -4 -3.4% -2 -11.1% 0 0.0% 0 0.0%