Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51978cc86c728Run #51978d4d92dd9DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)723 725 2 0.3%
Incl. Wall Time (microsec) per call 241 242 1 0.3%
Excl. Wall Time (microsec)74 74 0 0.0%
Incl. CPU (microsecs)727 728 1 0.1%
Incl. CPU (microsecs) per call 242 243 0 0.1%
Excl. CPU (microsec)59 60 1 1.7%
Incl. MemUse (bytes)16,416 16,456 40 0.2%
Incl. MemUse (bytes) per call 5,472 5,485 13 0.2%
Excl. MemUse (bytes)-8,544 -8,552 -8 -0.1%
Incl. PeakMemUse (bytes)38,200 38,240 40 0.1%
Incl. PeakMemUse (bytes) per call 12,733 12,747 13 0.1%
Excl. PeakMemUse (bytes)12,888 12,888 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 0.8% 1 0.8% 40 0.2% 40 0.2%
Exclusive Metrics Diff for Current Function0 0.0% 1 100.0% -8 -20.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 2 100.0% 1 100.0% 40 100.0% 40 100.0%
Child functions
substr0 N/A% 1 50.0% 2 200.0% 0 0.0% 0 0.0%
fopen0 N/A% 1 50.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 100.0% 16 40.0% 0 0.0%
fread0 N/A% 0 0.0% 0 0.0% 0 0.0% 24 60.0%
max0 N/A% 0 0.0% -1 -100.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 16 40.0% 16 40.0%
getmypid0 N/A% 0 0.0% -2 -200.0% 16 40.0% 0 0.0%