Diff Report
Run #51aad15cb89bb: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aad231c9c46: 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 #51aad15cb89bbRun #51aad231c9c46DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)4,910 5,061 151 3.1%
Incl. Wall Time (microsec) per call 546 562 17 3.1%
Excl. Wall Time (microsec)309 312 3 1.0%
Incl. CPU (microsecs)2,901 3,048 147 5.1%
Incl. CPU (microsecs) per call 322 339 16 5.1%
Excl. CPU (microsec)278 285 7 2.5%
Incl. MemUse (bytes)356,568 356,600 32 0.0%
Incl. MemUse (bytes) per call 39,619 39,622 4 0.0%
Excl. MemUse (bytes)-1,392 -1,352 40 2.9%
Incl. PeakMemUse (bytes)405,392 405,392 0 0.0%
Incl. PeakMemUse (bytes) per call 45,044 45,044 0 0.0%
Excl. PeakMemUse (bytes)37,936 38,016 80 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% 151 56.6% 147 9.8% 32 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 2.0% 7 4.8% 40 125.0% 80 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 151 100.0% 147 100.0% 32 100.0% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 185 122.5% 101 68.7% -16 -50.0% -64 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -28 -18.5% 51 34.7% 8 25.0% -16 N/A%
array_diff0 N/A% -8 -5.3% -3 -2.0% 0 0.0% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -4 -2.6% -7 -4.8% 0 0.0% 0 N/A%
array_keys0 N/A% 3 2.0% -2 -1.4% 0 0.0% 0 N/A%