Diff Report
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353e715a325: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52353d82849e7Run #52353e715a325DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)698 694 -4 -0.6%
Incl. Wall Time (microsec) per call 698 694 -4 -0.6%
Excl. Wall Time (microsec)55 56 1 1.8%
Incl. CPU (microsecs)700 695 -5 -0.7%
Incl. CPU (microsecs) per call 700 695 -5 -0.7%
Excl. CPU (microsec)45 44 -1 -2.2%
Incl. MemUse (bytes)16,408 16,432 24 0.1%
Incl. MemUse (bytes) per call 16,408 16,432 24 0.1%
Excl. MemUse (bytes)-448 -448 0 0.0%
Incl. PeakMemUse (bytes)21,760 21,784 24 0.1%
Incl. PeakMemUse (bytes) per call 21,760 21,784 24 0.1%
Excl. PeakMemUse (bytes)4,408 4,408 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% -4 -0.1% -5 -0.1% 24 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function1 25.0% -1 -20.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -4 -100.0% -5 -100.0% 24 100.0% 24 100.0%
Child functions
fread0 N/A% -2 -50.0% -3 -60.0% 0 0.0% 8 33.3%
substr0 N/A% -1 -25.0% 1 20.0% 0 0.0% 0 0.0%
print_r0 N/A% -1 -25.0% 0 0.0% 0 0.0% 16 66.7%
fopen0 N/A% -1 -25.0% 0 0.0% 16 66.7% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 20.0% 8 33.3% 0 0.0%
max0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%