Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)863 865 2 0.2%
Incl. Wall Time (microsec) per call 863 865 2 0.2%
Excl. Wall Time (microsec)44 45 1 2.3%
Incl. CPU (microsecs)864 866 2 0.2%
Incl. CPU (microsecs) per call 864 866 2 0.2%
Excl. CPU (microsec)31 27 -4 -12.9%
Incl. MemUse (bytes)16,280 16,304 24 0.1%
Incl. MemUse (bytes) per call 16,280 16,304 24 0.1%
Excl. MemUse (bytes)-472 -464 8 1.7%
Incl. PeakMemUse (bytes)25,672 25,696 24 0.1%
Incl. PeakMemUse (bytes) per call 25,672 25,696 24 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 0.1% 2 0.1% 24 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function1 50.0% -4 -200.0% 8 33.3% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 2 100.0% 2 100.0% 24 100.0% 24 100.0%
Child functions
fread0 N/A% 1 50.0% 1 50.0% 0 0.0% 8 33.3%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 2 100.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 16 66.7% 16 66.7%