Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)742 735 -7 -0.9%
Incl. Wall Time (microsec) per call 247 245 -2 -0.9%
Excl. Wall Time (microsec)110 107 -3 -2.7%
Incl. CPU (microsecs)746 738 -8 -1.1%
Incl. CPU (microsecs) per call 249 246 -3 -1.1%
Excl. CPU (microsec)83 77 -6 -7.2%
Incl. MemUse (bytes)11,260 11,260 0 0.0%
Incl. MemUse (bytes) per call 3,753 3,753 0 0.0%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)55,164 55,164 0 0.0%
Incl. PeakMemUse (bytes) per call 18,388 18,388 0 0.0%
Excl. PeakMemUse (bytes)4,688 4,688 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 -0.3% -8 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -42.9% -6 -75.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -7 -100.0% -8 -100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% -6 -85.7% -5 -62.5% 0 N/A% 0 N/A%
fread0 N/A% 2 28.6% 3 37.5% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 2 25.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%