Diff Report
Run #519c153c76aa0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c1639640b3: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519c153c76aa0Run #519c1639640b3DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,899 3,009 110 3.8%
Incl. Wall Time (microsec) per call 414 430 16 3.8%
Excl. Wall Time (microsec)176 181 5 2.8%
Incl. CPU (microsecs)1,896 1,975 79 4.2%
Incl. CPU (microsecs) per call 271 282 11 4.2%
Excl. CPU (microsec)153 160 7 4.6%
Incl. MemUse (bytes)108,808 108,808 0 0.0%
Incl. MemUse (bytes) per call 15,544 15,544 0 0.0%
Excl. MemUse (bytes)-21,792 -21,792 0 0.0%
Incl. PeakMemUse (bytes)112,256 112,256 0 0.0%
Incl. PeakMemUse (bytes) per call 16,037 16,037 0 0.0%
Excl. PeakMemUse (bytes)8,112 8,112 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% 110 57.6% 79 62.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 4.5% 7 8.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 110 100.0% 79 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 61 55.5% 34 43.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 44 40.0% 43 54.4% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% -2 -2.5% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -2 -2.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% -1 -1.3% 0 N/A% 0 N/A%