Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)758 756 -2 -0.3%
Incl. Wall Time (microsec) per call 379 378 -1 -0.3%
Excl. Wall Time (microsec)83 83 0 0.0%
Incl. CPU (microsecs)762 761 -1 -0.1%
Incl. CPU (microsecs) per call 381 381 -1 -0.1%
Excl. CPU (microsec)57 62 5 8.8%
Incl. MemUse (bytes)17,016 17,016 0 0.0%
Incl. MemUse (bytes) per call 8,508 8,508 0 0.0%
Excl. MemUse (bytes)-4,504 -4,504 0 0.0%
Incl. PeakMemUse (bytes)33,992 33,992 0 0.0%
Incl. PeakMemUse (bytes) per call 16,996 16,996 0 0.0%
Excl. PeakMemUse (bytes)8,872 8,872 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% -2 -0.2% -1 -0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 5 500.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -2 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -2 -100.0% -3 -300.0% 0 N/A% 0 N/A%
substr0 N/A% 1 50.0% 1 100.0% 0 N/A% 0 N/A%
print_r0 N/A% -1 -50.0% -3 -300.0% 0 N/A% 0 N/A%
fopen0 N/A% 1 50.0% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% -1 -50.0% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%