Diff Report
Run #519b1908c212c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519b182c941bf: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519b1908c212cRun #519b182c941bfDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)739 732 -7 -0.9%
Incl. Wall Time (microsec) per call 246 244 -2 -0.9%
Excl. Wall Time (microsec)91 88 -3 -3.3%
Incl. CPU (microsecs)742 737 -5 -0.7%
Incl. CPU (microsecs) per call 247 246 -2 -0.7%
Excl. CPU (microsec)76 77 1 1.3%
Incl. MemUse (bytes)16,592 16,608 16 0.1%
Incl. MemUse (bytes) per call 5,531 5,536 5 0.1%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)38,496 38,520 24 0.1%
Incl. PeakMemUse (bytes) per call 12,832 12,840 8 0.1%
Excl. PeakMemUse (bytes)12,840 12,840 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% -7 -0.0% -5 -0.0% 16 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function-3 -42.9% 1 20.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -7 -100.0% -5 -100.0% 16 100.0% 24 100.0%
Child functions
substr0 N/A% -2 -28.6% -4 -80.0% 0 0.0% 0 0.0%
fread0 N/A% -1 -14.3% -1 -20.0% 0 0.0% 40 166.7%
print_r0 N/A% 1 14.3% 0 0.0% -16 -100.0% -16 -66.7%
fopen0 N/A% -1 -14.3% 0 0.0% 32 200.0% 0 0.0%
getmypid0 N/A% -1 -14.3% 1 20.0% 24 150.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -20.0% -16 -100.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% -8 -50.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -20.0% 0 0.0% 0 0.0%