Diff Report
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #524042daedba9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5240420daae43Run #524042daedba9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)683 685 2 0.3%
Incl. Wall Time (microsec) per call 683 685 2 0.3%
Excl. Wall Time (microsec)52 53 1 1.9%
Incl. CPU (microsecs)685 686 1 0.1%
Incl. CPU (microsecs) per call 685 686 1 0.1%
Excl. CPU (microsec)41 35 -6 -14.6%
Incl. MemUse (bytes)16,224 16,240 16 0.1%
Incl. MemUse (bytes) per call 16,224 16,240 16 0.1%
Excl. MemUse (bytes)-464 -464 0 0.0%
Incl. PeakMemUse (bytes)25,776 25,808 32 0.1%
Incl. PeakMemUse (bytes) per call 25,776 25,808 32 0.1%
Excl. PeakMemUse (bytes)4,592 4,592 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% 2 0.0% 1 0.0% 16 0.0% 32 0.1%
Exclusive Metrics Diff for Current Function1 50.0% -6 -600.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 2 100.0% 1 100.0% 16 100.0% 32 100.0%
Child functions
fopen0 N/A% 2 100.0% 1 100.0% 0 0.0% 0 0.0%
fclose0 N/A% 1 50.0% 1 100.0% 0 0.0% 0 0.0%
fread0 N/A% -1 -50.0% -1 -100.0% 0 0.0% 16 50.0%
print_r0 N/A% -1 -50.0% 1 100.0% 16 100.0% 16 50.0%
substr0 N/A% 0 0.0% 3 300.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 2 200.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -100.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 0.0%