Diff Report
Run #51a287416d8a8: XHProf Run (Namespace=drupal-perf-trevorbradley)
vs.
Run #51a28832b7403: XHProf Run (Namespace=drupal-perf-trevorbradley)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51a287416d8a8Run #51a28832b7403DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)630 642 12 1.9%
Incl. Wall Time (microsec) per call 79 80 2 1.9%
Excl. Wall Time (microsec)103 99 -4 -3.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)80,376 80,376 0 0.0%
Incl. MemUse (bytes) per call 10,047 10,047 0 0.0%
Excl. MemUse (bytes)-12,576 -12,576 0 0.0%
Incl. PeakMemUse (bytes)70,312 70,312 0 0.0%
Incl. PeakMemUse (bytes) per call 8,789 8,789 0 0.0%
Excl. PeakMemUse (bytes)1,536 1,536 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem@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::prepareItem@10 N/A% 12 0.3% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -33.3% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 12 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 17 141.7% 0 N/A% 0 N/A% 0 N/A%
unserialize@10 N/A% -1 -8.3% 0 N/A% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%