Diff Report
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa3e018419: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #519aa37b5bebdRun #519aa3e018419DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,215 1,188 -27 -2.2%
Incl. Wall Time (microsec) per call 152 149 -3 -2.2%
Excl. Wall Time (microsec)188 178 -10 -5.3%
Incl. CPU (microsecs)1,167 1,140 -27 -2.3%
Incl. CPU (microsecs) per call 146 143 -3 -2.3%
Excl. CPU (microsec)177 162 -15 -8.5%
Incl. MemUse (bytes)82,912 82,912 0 0.0%
Incl. MemUse (bytes) per call 10,364 10,364 0 0.0%
Excl. MemUse (bytes)-12,208 -12,208 0 0.0%
Incl. PeakMemUse (bytes)123,504 123,504 0 0.0%
Incl. PeakMemUse (bytes) per call 15,438 15,438 0 0.0%
Excl. PeakMemUse (bytes)528 528 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% -27 -1.5% -27 -1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-10 -37.0% -15 -55.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -27 -100.0% -27 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -37 -137.0% -33 -122.2% 0 N/A% 0 N/A%
unserialize@10 N/A% 20 74.1% 21 77.8% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%