Diff Report
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96df6ca13b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52c96d7c36f9eRun #52c96df6ca13bDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)733 715 -18 -2.5%
Incl. Wall Time (microsec) per call 147 143 -4 -2.5%
Excl. Wall Time (microsec)95 77 -18 -18.9%
Incl. CPU (microsecs)737 720 -17 -2.3%
Incl. CPU (microsecs) per call 147 144 -3 -2.3%
Excl. CPU (microsec)72 58 -14 -19.4%
Incl. MemUse (bytes)15,408 15,408 0 0.0%
Incl. MemUse (bytes) per call 3,082 3,082 0 0.0%
Excl. MemUse (bytes)-16,872 -16,872 0 0.0%
Incl. PeakMemUse (bytes)49,256 49,256 0 0.0%
Incl. PeakMemUse (bytes) per call 9,851 9,851 0 0.0%
Excl. PeakMemUse (bytes)17,136 17,136 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% -18 -14.4% -17 -2.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-18 -100.0% -14 -82.4% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -18 -100.0% -17 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -2 -11.1% -3 -17.6% 0 N/A% 0 N/A%
substr0 N/A% 1 5.6% 3 17.6% 0 N/A% 0 N/A%
getmypid0 N/A% 1 5.6% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 5.9% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% -2 -11.8% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 N/A%