Diff Report
Run #51b518680585e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51b518680585eRun #51b517a409f93DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)838 841 3 0.4%
Incl. Wall Time (microsec) per call 120 120 0 0.4%
Excl. Wall Time (microsec)144 157 13 9.0%
Incl. CPU (microsecs)701 704 3 0.4%
Incl. CPU (microsecs) per call 100 101 0 0.4%
Excl. CPU (microsec)134 138 4 3.0%
Incl. MemUse (bytes)75,672 75,672 0 0.0%
Incl. MemUse (bytes) per call 10,810 10,810 0 0.0%
Excl. MemUse (bytes)-11,720 -11,720 0 0.0%
Incl. PeakMemUse (bytes)64,000 64,088 88 0.1%
Incl. PeakMemUse (bytes) per call 9,143 9,155 13 0.1%
Excl. PeakMemUse (bytes)1,944 1,944 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% 3 0.1% 3 0.1% 0 0.0% 88 0.3%
Exclusive Metrics Diff for Current Function13 433.3% 4 133.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 3 100.0% 3 100.0% 0 N/A% 88 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -7 -233.3% -6 -200.0% 0 N/A% 0 0.0%
unserialize@10 N/A% -3 -100.0% 2 66.7% 0 N/A% 88 100.0%
explode0 N/A% 0 0.0% 3 100.0% 0 N/A% 0 0.0%