Diff Report
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #51978d4d92dd9Run #51978cc86c728DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)1,048 1,040 -8 -0.8%
Incl. Wall Time (microsec) per call 349 347 -3 -0.8%
Excl. Wall Time (microsec)113 110 -3 -2.7%
Incl. CPU (microsecs)1,050 1,044 -6 -0.6%
Incl. CPU (microsecs) per call 350 348 -2 -0.6%
Excl. CPU (microsec)73 71 -2 -2.7%
Incl. MemUse (bytes)50,328 50,288 -40 -0.1%
Incl. MemUse (bytes) per call 16,776 16,763 -13 -0.1%
Excl. MemUse (bytes)-208 -208 0 0.0%
Incl. PeakMemUse (bytes)63,960 63,920 -40 -0.1%
Incl. PeakMemUse (bytes) per call 21,320 21,307 -13 -0.1%
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% -8 -3.2% -6 -5.0% -40 -0.2% -40 -0.2%
Exclusive Metrics Diff for Current Function-3 -37.5% -2 -33.3% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% -8 -100.0% -6 -100.0% -40 -100.0% -40 -100.0%
Child functions
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -6 -75.0% -7 -116.7% 0 0.0% 0 0.0%
hash0 N/A% 2 25.0% 1 16.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -2 -25.0% -1 -16.7% -40 -100.0% -40 -100.0%
substr0 N/A% 1 12.5% 6 100.0% 0 0.0% 0 0.0%
sprintf0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
base_convert0 N/A% 0 0.0% -2 -33.3% 0 0.0% 0 0.0%