Diff Report
Run #519abb02c8da6: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519abd5ae932a: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519abb02c8da6Run #519abd5ae932aDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)1,034 1,069 35 3.4%
Incl. Wall Time (microsec) per call 345 356 12 3.4%
Excl. Wall Time (microsec)112 116 4 3.6%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 1,333 1,333 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)11,272 11,292 20 0.2%
Incl. MemUse (bytes) per call 3,757 3,764 7 0.2%
Excl. MemUse (bytes)-10,256 -10,248 8 0.1%
Incl. PeakMemUse (bytes)36,616 36,636 20 0.1%
Incl. PeakMemUse (bytes) per call 12,205 12,212 7 0.1%
Excl. PeakMemUse (bytes)12,404 12,412 8 0.1%

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% 35 0.0% 4,000 2.9% 20 0.1% 20 0.1%
Exclusive Metrics Diff for Current Function4 11.4% 0 0.0% 8 40.0% 8 40.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 35 100.0% 4,000 100.0% 20 100.0% 20 100.0%
Child functions
fread0 N/A% 34 97.1% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% -2 -5.7% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 1 2.9% 0 0.0% 12 60.0% 12 60.0%
fopen0 N/A% -1 -2.9% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% -1 -2.9% 4,000 100.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 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% 0 0.0% 0 0.0% 0 0.0%