Diff Report
Run #523f1f1f50546: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f1dee40c1a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #523f1f1f50546Run #523f1dee40c1aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)676 677 1 0.1%
Incl. Wall Time (microsec) per call 676 677 1 0.1%
Excl. Wall Time (microsec)47 52 5 10.6%
Incl. CPU (microsecs)677 679 2 0.3%
Incl. CPU (microsecs) per call 677 679 2 0.3%
Excl. CPU (microsec)31 39 8 25.8%
Incl. MemUse (bytes)16,320 16,264 -56 -0.3%
Incl. MemUse (bytes) per call 16,320 16,264 -56 -0.3%
Excl. MemUse (bytes)-440 -472 -32 -7.3%
Incl. PeakMemUse (bytes)25,248 25,192 -56 -0.2%
Incl. PeakMemUse (bytes) per call 25,248 25,192 -56 -0.2%
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% 1 0.0% 2 0.1% -56 -0.0% -56 -0.0%
Exclusive Metrics Diff for Current Function5 500.0% 8 400.0% -32 -57.1% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 1 100.0% 2 100.0% -56 -100.0% -56 -100.0%
Child functions
fread0 N/A% -6 -600.0% -8 -400.0% 0 0.0% -32 -57.1%
fopen0 N/A% 4 400.0% 2 100.0% 0 0.0% 0 0.0%
fclose0 N/A% -1 -100.0% -1 -50.0% 0 0.0% 0 0.0%
substr0 N/A% -1 -100.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 50.0% 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%
print_r0 N/A% 0 0.0% 0 0.0% -24 -42.9% -24 -42.9%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%