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

Drupal\Component\Utility\Crypt::randomBytesRun #51ec66a5a877dRun #51ec623000e0cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)865 863 -2 -0.2%
Incl. Wall Time (microsec) per call 865 863 -2 -0.2%
Excl. Wall Time (microsec)45 44 -1 -2.2%
Incl. CPU (microsecs)866 864 -2 -0.2%
Incl. CPU (microsecs) per call 866 864 -2 -0.2%
Excl. CPU (microsec)27 31 4 14.8%
Incl. MemUse (bytes)16,304 16,280 -24 -0.1%
Incl. MemUse (bytes) per call 16,304 16,280 -24 -0.1%
Excl. MemUse (bytes)-464 -472 -8 -1.7%
Incl. PeakMemUse (bytes)25,696 25,672 -24 -0.1%
Incl. PeakMemUse (bytes) per call 25,696 25,672 -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 Function-1 -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%