Diff Report
Run #51a188154f4e0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a18906335b0: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51a188154f4e0Run #51a18906335b0DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)1,034 1,338 304 29.4%
Incl. Wall Time (microsec) per call 345 446 101 29.4%
Excl. Wall Time (microsec)116 140 24 20.7%
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 11,296 24 0.2%
Incl. MemUse (bytes) per call 3,757 3,765 8 0.2%
Excl. MemUse (bytes)-10,256 -10,256 0 0.0%
Incl. PeakMemUse (bytes)31,444 31,728 284 0.9%
Incl. PeakMemUse (bytes) per call 10,481 10,576 95 0.9%
Excl. PeakMemUse (bytes)8,324 8,332 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% 304 0.2% 4,000 5.3% 24 0.0% 284 0.0%
Exclusive Metrics Diff for Current Function24 7.9% 0 0.0% 0 0.0% 8 2.8%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 304 100.0% 4,000 100.0% 24 100.0% 284 100.0%
Child functions
fread0 N/A% 248 81.6% 4,000 100.0% 0 0.0% 0 0.0%
print_r0 N/A% 12 3.9% 0 0.0% 16 66.7% 24 8.5%
fopen0 N/A% 8 2.6% 0 0.0% 8 33.3% 0 0.0%
fclose0 N/A% 6 2.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 2 0.7% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 2 0.7% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 1 0.3% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 1 0.3% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% 0 0.0% 252 88.7%