Diff Report
Run #51ad024086f90: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad028f5e6a3: 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 #51ad024086f90Run #51ad028f5e6a3DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)660 728 68 10.3%
Incl. Wall Time (microsec) per call 94 104 10 10.3%
Excl. Wall Time (microsec)111 112 1 0.9%
Incl. CPU (microsecs)593 578 -15 -2.5%
Incl. CPU (microsecs) per call 85 83 -2 -2.5%
Excl. CPU (microsec)107 100 -7 -6.5%
Incl. MemUse (bytes)75,720 75,720 0 0.0%
Incl. MemUse (bytes) per call 10,817 10,817 0 0.0%
Excl. MemUse (bytes)-11,888 -11,888 0 0.0%
Incl. PeakMemUse (bytes)63,888 63,888 0 0.0%
Incl. PeakMemUse (bytes) per call 9,127 9,127 0 0.0%
Excl. PeakMemUse (bytes)1,776 1,776 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% 68 14.6% -15 -7.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 1.5% -7 -46.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 68 100.0% -15 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 74 108.8% -5 -33.3% 0 N/A% 0 N/A%
unserialize@10 N/A% -7 -10.3% -3 -20.0% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%