Diff Report
Run #519ead03a5283: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519eade6f30be: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ead03a5283Run #519eade6f30beDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)728 702 -26 -3.6%
Incl. Wall Time (microsec) per call 243 234 -9 -3.6%
Excl. Wall Time (microsec)73 72 -1 -1.4%
Incl. CPU (microsecs)731 706 -25 -3.4%
Incl. CPU (microsecs) per call 244 235 -8 -3.4%
Excl. CPU (microsec)53 58 5 9.4%
Incl. MemUse (bytes)16,576 16,560 -16 -0.1%
Incl. MemUse (bytes) per call 5,525 5,520 -5 -0.1%
Excl. MemUse (bytes)-8,544 -8,552 -8 -0.1%
Incl. PeakMemUse (bytes)42,312 42,296 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,104 14,099 -5 -0.0%
Excl. PeakMemUse (bytes)13,104 13,104 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% -26 -1.0% -25 -2.1% -16 -0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-1 -3.8% 5 20.0% -8 -50.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -26 -100.0% -25 -100.0% -16 -100.0% -16 -100.0%
Child functions
fread0 N/A% -20 -76.9% -21 -84.0% 0 0.0% -32 -200.0%
substr0 N/A% -2 -7.7% -1 -4.0% 0 0.0% 0 0.0%
fopen0 N/A% -2 -7.7% -2 -8.0% -24 -150.0% 0 0.0%
print_r0 N/A% -1 -3.8% -2 -8.0% 16 100.0% 16 100.0%
function_exists0 N/A% 0 0.0% -2 -8.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% -2 -8.0% 0 0.0% 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 4.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -4.0% 0 0.0% 0 0.0%