Diff Report
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ad06a537e44Run #51ad0610ca11aDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)759 709 -50 -6.6%
Incl. Wall Time (microsec) per call 253 236 -17 -6.6%
Excl. Wall Time (microsec)122 76 -46 -37.7%
Incl. CPU (microsecs)763 714 -49 -6.4%
Incl. CPU (microsecs) per call 254 238 -16 -6.4%
Excl. CPU (microsec)102 62 -40 -39.2%
Incl. MemUse (bytes)16,576 16,576 0 0.0%
Incl. MemUse (bytes) per call 5,525 5,525 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)29,808 29,808 0 0.0%
Incl. PeakMemUse (bytes) per call 9,936 9,936 0 0.0%
Excl. PeakMemUse (bytes)8,656 8,656 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% -50 -5.5% -49 -4.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-46 -92.0% -40 -81.6% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -50 -100.0% -49 -100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% -3 -6.0% -4 -8.2% 0 N/A% 0 N/A%
fread0 N/A% -1 -2.0% -2 -4.1% 0 N/A% 0 N/A%
fclose0 N/A% 1 2.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% -1 -2.0% 1 2.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%