Diff Report
Run #51ad01387670b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad01d342500: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ad01387670bRun #51ad01d342500DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)724 710 -14 -1.9%
Incl. Wall Time (microsec) per call 241 237 -5 -1.9%
Excl. Wall Time (microsec)76 75 -1 -1.3%
Incl. CPU (microsecs)728 713 -15 -2.1%
Incl. CPU (microsecs) per call 243 238 -5 -2.1%
Excl. CPU (microsec)57 58 1 1.8%
Incl. MemUse (bytes)16,576 16,592 16 0.1%
Incl. MemUse (bytes) per call 5,525 5,531 5 0.1%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)29,808 29,824 16 0.1%
Incl. PeakMemUse (bytes) per call 9,936 9,941 5 0.1%
Excl. PeakMemUse (bytes)8,656 8,656 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% -14 -0.3% -15 -0.3% 16 0.0% 16 0.0%
Exclusive Metrics Diff for Current Function-1 -7.1% 1 6.7% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -14 -100.0% -15 -100.0% 16 100.0% 16 100.0%
Child functions
fread0 N/A% -14 -100.0% -15 -100.0% 0 0.0% 0 0.0%
fopen0 N/A% 4 28.6% 5 33.3% -24 -150.0% 0 0.0%
substr0 N/A% -2 -14.3% -7 -46.7% 0 0.0% 0 0.0%
fclose0 N/A% -1 -7.1% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 16 100.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% -1 -6.7% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 1 6.7% 16 100.0% 16 100.0%
getmypid0 N/A% 0 0.0% 1 6.7% 8 50.0% 0 0.0%