Diff Report
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #51774cdfb1214Run #51774c26bf054DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)833 826 -7 -0.8%
Incl. Wall Time (microsec) per call 278 275 -2 -0.8%
Excl. Wall Time (microsec)99 95 -4 -4.0%
Incl. CPU (microsecs)836 829 -7 -0.8%
Incl. CPU (microsecs) per call 279 276 -2 -0.8%
Excl. CPU (microsec)59 60 1 1.7%
Incl. MemUse (bytes)23,392 23,400 8 0.0%
Incl. MemUse (bytes) per call 7,797 7,800 3 0.0%
Excl. MemUse (bytes)-104 -104 0 0.0%
Incl. PeakMemUse (bytes)43,536 43,584 48 0.1%
Incl. PeakMemUse (bytes) per call 14,512 14,528 16 0.1%
Excl. PeakMemUse (bytes)232 232 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% -7 -0.0% -7 -0.0% 8 0.1% 48 0.4%
Exclusive Metrics Diff for Current Function-4 -57.1% 1 14.3% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% -7 -100.0% -7 -100.0% 8 100.0% 48 100.0%
Child functions
drupal_random_bytes0 N/A% -4 -57.1% -4 -57.1% 8 100.0% 48 100.0%
base_convert0 N/A% 1 14.3% -1 -14.3% 0 0.0% 0 0.0%
sprintf0 N/A% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
hash0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%