Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51902129e4489: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51901ff69a8a6Run #51902129e4489DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)725 795 70 9.7%
Incl. Wall Time (microsec) per call 242 265 23 9.7%
Excl. Wall Time (microsec)79 82 3 3.8%
Incl. CPU (microsecs)728 797 69 9.5%
Incl. CPU (microsecs) per call 243 266 23 9.5%
Excl. CPU (microsec)65 57 -8 -12.3%
Incl. MemUse (bytes)16,392 16,392 0 0.0%
Incl. MemUse (bytes) per call 5,464 5,464 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)42,224 42,224 0 0.0%
Incl. PeakMemUse (bytes) per call 14,075 14,075 0 0.0%
Excl. PeakMemUse (bytes)13,104 13,104 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% 70 129.6% 69 92.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 4.3% -8 -11.6% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 70 100.0% 69 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 46 65.7% 47 68.1% 0 N/A% 0 N/A%
substr0 N/A% 17 24.3% 21 30.4% 0 N/A% 0 N/A%
fopen0 N/A% 2 2.9% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 1 1.4% -1 -1.4% 0 N/A% 0 N/A%
print_r0 N/A% 1 1.4% 3 4.3% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 2 2.9% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 2 2.9% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 2 2.9% 0 N/A% 0 N/A%