Diff Report
Run #51b89dd280f98: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b89ec98250c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51b89dd280f98Run #51b89ec98250cDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)783 792 9 1.1%
Incl. Wall Time (microsec) per call 157 158 2 1.1%
Excl. Wall Time (microsec)123 124 1 0.8%
Incl. CPU (microsecs)790 799 9 1.1%
Incl. CPU (microsecs) per call 158 160 2 1.1%
Excl. CPU (microsec)103 102 -1 -1.0%
Incl. MemUse (bytes)16,720 16,696 -24 -0.1%
Incl. MemUse (bytes) per call 3,344 3,339 -5 -0.1%
Excl. MemUse (bytes)-16,576 -16,600 -24 -0.1%
Incl. PeakMemUse (bytes)42,216 42,208 -8 -0.0%
Incl. PeakMemUse (bytes) per call 8,443 8,442 -2 -0.0%
Excl. PeakMemUse (bytes)13,040 13,040 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [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\Utility\Crypt::randomBytes0 N/A% 9 0.1% 9 0.1% -24 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function1 11.1% -1 -11.1% -24 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 9 100.0% 9 100.0% -24 -100.0% -8 -100.0%
Child functions
fopen0 N/A% 8 88.9% 8 88.9% -24 -100.0% 0 0.0%
fread0 N/A% -1 -11.1% -1 -11.1% 0 0.0% -32 -400.0%
substr0 N/A% 1 11.1% 6 66.7% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -11.1% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 24 100.0% 24 300.0%
getmypid0 N/A% 0 0.0% -1 -11.1% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -11.1% 0 0.0% 0 0.0%