Diff Report
Run #5198f0bb880ef: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198f1db1bc51: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #5198f0bb880efRun #5198f1db1bc51DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)803 863 60 7.5%
Incl. Wall Time (microsec) per call 402 432 30 7.5%
Excl. Wall Time (microsec)75 74 -1 -1.3%
Incl. CPU (microsecs)806 867 61 7.6%
Incl. CPU (microsecs) per call 403 434 31 7.6%
Excl. CPU (microsec)48 50 2 4.2%
Incl. MemUse (bytes)28,880 28,888 8 0.0%
Incl. MemUse (bytes) per call 14,440 14,444 4 0.0%
Excl. MemUse (bytes)640 632 -8 -1.2%
Incl. PeakMemUse (bytes)40,768 40,800 32 0.1%
Incl. PeakMemUse (bytes) per call 20,384 20,400 16 0.1%
Excl. PeakMemUse (bytes)704 704 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Uuid\Php::generate [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\Component\Uuid\Php::generate0 N/A% 60 3.7% 61 2.8% 8 0.0% 32 0.1%
Exclusive Metrics Diff for Current Function-1 -1.7% 2 3.3% -8 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% 60 100.0% 61 100.0% 8 100.0% 32 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 54 90.0% 54 88.5% 32 400.0% 32 100.0%
base_convert0 N/A% 3 5.0% -1 -1.6% 8 100.0% 0 0.0%
hash0 N/A% 2 3.3% 1 1.6% -24 -300.0% 0 0.0%
substr0 N/A% 1 1.7% 1 1.6% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 1.7% 3 4.9% 0 0.0% 0 0.0%
sprintf0 N/A% 0 0.0% 1 1.6% 0 0.0% 0 0.0%