Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,266 1,291 25 2.0%
Incl. Wall Time (microsec) per call 158 161 3 2.0%
Excl. Wall Time (microsec)265 270 5 1.9%
Incl. CPU (microsecs)1,274 1,300 26 2.0%
Incl. CPU (microsecs) per call 159 163 3 2.0%
Excl. CPU (microsec)173 167 -6 -3.5%
Incl. MemUse (bytes)51,768 51,752 -16 -0.0%
Incl. MemUse (bytes) per call 6,471 6,469 -2 -0.0%
Excl. MemUse (bytes)-4,328 -4,328 0 0.0%
Incl. PeakMemUse (bytes)61,344 61,488 144 0.2%
Incl. PeakMemUse (bytes) per call 7,668 7,686 18 0.2%
Excl. PeakMemUse (bytes)96 96 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% 25 20.3% 26 4.9% -16 -0.0% 144 0.5%
Exclusive Metrics Diff for Current Function5 20.0% -6 -23.1% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% 25 100.0% 26 100.0% -16 -100.0% 144 100.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 15 60.0% 15 57.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 5 20.0% 3 11.5% -16 -100.0% 144 100.0%
sprintf0 N/A% -2 -8.0% 1 3.8% 0 0.0% 0 0.0%
base_convert0 N/A% 2 8.0% 0 0.0% 0 0.0% 0 0.0%
hash0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 13 50.0% 0 0.0% 0 0.0%