Diff Report
Run #51a287b61fb31: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51a287779d22e: 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 #51a287b61fb31Run #51a287779d22eDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)285 388 103 36.1%
Incl. Wall Time (microsec) per call 48 65 17 36.1%
Excl. Wall Time (microsec)78 122 44 56.4%
Incl. CPU (microsecs)289 392 103 35.6%
Incl. CPU (microsecs) per call 48 65 17 35.6%
Excl. CPU (microsec)70 113 43 61.4%
Incl. MemUse (bytes)34,072 34,072 0 0.0%
Incl. MemUse (bytes) per call 5,679 5,679 0 0.0%
Excl. MemUse (bytes)-3,936 -3,936 0 0.0%
Incl. PeakMemUse (bytes)30,568 30,568 0 0.0%
Incl. PeakMemUse (bytes) per call 5,095 5,095 0 0.0%
Excl. PeakMemUse (bytes)1,752 1,752 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% 103 26.8% 103 112.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function44 42.7% 43 41.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 103 100.0% 103 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 60 58.3% 59 57.3% 0 N/A% 0 N/A%
unserialize@10 N/A% -1 -1.0% 1 1.0% 0 N/A% 0 N/A%