Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a23ef211f9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #526a239923027Run #526a23ef211f9DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)681 731 50 7.3%
Incl. Wall Time (microsec) per call 341 366 25 7.3%
Excl. Wall Time (microsec)59 62 3 5.1%
Incl. CPU (microsecs)683 735 52 7.6%
Incl. CPU (microsecs) per call 342 368 26 7.6%
Excl. CPU (microsec)47 52 5 10.6%
Incl. MemUse (bytes)15,280 15,280 0 0.0%
Incl. MemUse (bytes) per call 7,640 7,640 0 0.0%
Excl. MemUse (bytes)-4,808 -4,808 0 0.0%
Incl. PeakMemUse (bytes)33,264 33,264 0 0.0%
Incl. PeakMemUse (bytes) per call 16,632 16,632 0 0.0%
Excl. PeakMemUse (bytes)8,864 8,864 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 5.3% 52 3.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 6.0% 5 9.6% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 50 100.0% 52 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 39 78.0% 39 75.0% 0 N/A% 0 N/A%
fopen0 N/A% 7 14.0% 6 11.5% 0 N/A% 0 N/A%
substr0 N/A% -2 -4.0% 1 1.9% 0 N/A% 0 N/A%
print_r0 N/A% 2 4.0% 1 1.9% 0 N/A% 0 N/A%
fclose0 N/A% 1 2.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -1.9% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 1 1.9% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%